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2010 United States House of Representatives elections in Colorado
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February 2026
September 2023
2010 United States House of Representatives elections in Colorado Colorado legislative no 2008 United States House of Representatives elections in Colorado 2008 2012 United States House of Representatives elections in Colorado 2012 All 7 Colorado seats to the United States House of Representatives 2010 11 02 2,477,9582010 State of Colorado Abstract of Votes Cast https://historicalelectiondata.coloradosos.gov/document/98 historicalelectiondata.coloradosos.gov Office of Secretary of State State of Colorado 23 December 2025 73.49% Colorado Republican Party 2 seats, 43.38% 2 4 2 884,032 50.14% 6.75% Colorado Democratic Party 5 seats, 55.16% 5 3 2 800,900 45.42% 9.73% 280px District results 280px County results
Republican
#F2B3BE 40–50%
#e27f90 50–60%
#cc2f4a 60–70%
#D40000 70–80%
#aa0000 80–90%
Democratic
#b9d7ffff 40–50%
#86B6F2 50–60%
#4389E3 60–70%
#1666CB 70–80%
The 2010 congressional elections in Colorado were held on November 2, 2010, to determine who will represent the state of Colorado in the United States House of Representatives. Representatives are elected for two-year terms; those elected will serve in the 112th Congress.
Colorado has seven seats in the House, apportioned according to the 2000 United States census. Its 2008-2009 congressional delegation consisted of five Democrats and two Republicans.
2
Overview
Statewide
PartyCandidatesVoteshttp://clerk.house.gov/member_info/electionInfo/2010election.pdf Statistics of the Congressional Election November 2, 2010 Clerk.house.gov 2016-08-03SeatsNo. Number %No. Number+/– %Republican7884,03250.144 257.14Democratic7800,90045.423 242.86Libertarian638,8642.2000.0Constitution427,4191.5600.0Others28,9680.5100.0Green12,9230.1700.0Write-in3460.0000.0Total301,763,152100.07100.0
Popular vote #ddd 600px 410px Republican Republican Party (United States) 50.14
Democratic Democratic Party (United States) 45.42
Libertarian Libertarian Party (United States) 2.20
Other #777777 2.24
House seats #ddd 600px 410px Republican Republican Party (United States) 57.14
Democratic Democratic Party (United States) 42.86
By district
Results of the 2010 United States House of Representatives elections in Colorado by district:Haas Karen L. Statistics of the Congressional Election of November 2, 2010 http://history.house.gov/Institution/Election-Statistics/Election-Statistics/ Clerk of the U.S. House of Representatives November 12, 2019 June 3, 2011
DistrictRepublicanDemocraticOthersTotalResult Votes % Votes % Votes % Votes %District 1 59,747 28.97% 140,073 65.81% 7,931 5.22% 207,751 100.0% Democratic holdDistrict 2 98,171 37.90% 148,720 57.41% 12,143 4.69% 259,034 100.0% Democratic holdDistrict 3 129,257 50.10% 118,048 45.76% 10,694 4.14% 257,999 100.0% Republican gainDistrict 4 138,634 52.48% 109,249 41.35% 16,298 6.17% 264,181 100.0% Republican gainDistrict 5 152,829 65.75% 68,039 29.27% 11,566 4.98% 232,434 100.0% Republican holdDistrict 6 217,368 65.68% 104,104 31.46% 9,471 2.86% 330,943 100.0% Republican holdDistrict 7 88,026 41.76% 112,667 53.44% 10,117 4.80% 210,810 100.0% Democratic holdTotal 884,032 50.14% 800,900 45.42% 78,220 4.44% 1,763,152 100.0%
District 1
2010 Colorado's 1st congressional district election Colorado presidential no 2008 United States House of Representatives elections in Colorado#District 1 2008 2012 United States House of Representatives elections in Colorado#District 1 2012 x150px File:Diana DeGette, official portrait, 110th Congress (cropped).jpg Diana DeGette Colorado Democratic Party 140,073 67.4% File:3x4.svg Mike Fallon Colorado Republican Party 59,747 28.8% File:2010 CO-1 Election results.svg 230px County resultsDeGette: #8da9e2 50–60% #678cd7 60–70%Fallon: #e55651 60–70% U.S. Representative Diana DeGette Colorado Democratic Party Diana DeGette Colorado Democratic Party
Colorado's 1st congressional district
Incumbent Democrat Diana DeGette, who had represented this liberal Denver based district since 1997, ran for re-election. She was re-elected with 71.9% of the vote in 2008 and the district had a PVI of D+21.http://www.cookpolitical.com/sites/default/files/pvistate.pdf Archived copy www.cookpolitical.com 15 January 2022 https://web.archive.org/web/20110715041456/http://www.cookpolitical.com/sites/default/files/pvistate.pdf 15 July 2011 dead
Democratic primary
Candidates
Nominee
Diana DeGette, incumbent U.S. Representative
Results
Democratic primary results
Colorado Democratic Party
Diana DeGette (incumbent)
57,527
100.0
57,527
100.0
Republican primary
Candidates
Nominee
Mike Fallon, emergency room physician
Withdrawn
Steven Barton
Results
Republican primary results
Colorado Republican Party
Mike Fallon
13,970
100.0
13,970
100.0
Libertarian primary
Candidates
Nominee
Clint Jones, human resources managerTim Hoover Libertarian Clint Jones wins 1st Congressional District primary https://www.denverpost.com/2010/08/10/libertarian-clint-jones-wins-1st-congressional-district-primary/ 23 December 2025 The Denver Post 10 August 2010
Eliminated in primary
Jeffrey Schitter, business owner
Results
Libertarian primary results
Libertarian Party of Colorado
Clint Jones
216
59.5
Libertarian Party of Colorado
Jeffrey Schitter
147
40.5
363
100.0
Green primary
Candidates
Nominee
Gary Swing, perennial candidate
Constitution primary
Candidates
Nominee
Chris Styskal, former corporate manager
General election
Campaign
Fallon's campaign was characterized by informal "town hall meetings," often held at local pubs, and by "door-to-door" interaction with voters. Mike Fallon, Republican candidate in District 1, takes on Diana DeGette, seeks cure for Congress Westword September 22, 2010 http://blogs.westword.com/latestword/2010/09/mike_fallon_republican_candidate_in_district_1_takes_on_diana_degette_seeks_cure_for_congress.php October 4, 2010 Jonathan Easley On September 20,, Fallon made national news when the NRCC upgraded him to "On the Radar" status - the first of three levels in their Young Guns Program. CD-1 in play? - Fallon named "Young Gun" candidate. The Washington Post September 21, 2010 http://voices.washingtonpost.com/politics/blog-network/2010/09/cd-1_in_play_-_fallon_named_yo.html https://archive.today/20130209111428/http://voices.washingtonpost.com/politics/blog-network/2010/09/cd-1_in_play_-_fallon_named_yo.html dead February 9, 2013 October 4, 2010 Colorado Pols This prompted DeGette to sent an email to supporters, informing them of Fallon's "On the Radar" status, and requesting donations, stating that, "We can't take anything for granted this year." The fundraising request received significant local media attention. Spotted This Morning: DeGette stokes fear of Fallon in fundraising appeal Denver Post September 23, 2010 http://blogs.denverpost.com/thespot/2010/09/23/diana-degette-mike-fallon-fundraising/15081/ October 4, 2010 Plunkett Chuck
The Denver Post strongly endorsed DeGette for re-election, praising her for having "served [her] district well" and for being "a steady voice who has served the interests of her district and the nation."
Endorsements
Diana DeGette (D) Newspapers
The Denver PostEndorsements http://www.denverpost.com/endorsements 23 December 2025 The Denver Post 21 October 2010 https://web.archive.org/web/20101115192459/http://www.denverpost.com/endorsements 15 November 2010
Mike Fallon (R)
Organizations
Eagle Forum2010 Candidates Endorsed By Eagle Forum PAC http://www.eagleforum.org/election/endorse-2010.html eagleforum.org Eagle Forum 23 December 2025 https://web.archive.org/web/20101028231657/http://www.eagleforum.org/election/endorse-2010.html 28 October 2010 25 October 2010
National Republican Congressional Committee "On the Radar" Program Mike Fallon, GOP Candidate In Colorado CD-1, Granted 'On The Radar' Status By NRCC Huffington Post September 21, 2010 http://www.huffingtonpost.com/2010/09/21/mike-fallon-gop-candidate_n_733306.html October 4, 2010 Ethan Axelrod
Tea Party ExpressEndorsed Candidates http://www.teapartyexpress.org/endorse/ teapartyexpress.org Tea Party Express 23 December 2025 https://web.archive.org/web/20101031144510/http://www.teapartyexpress.org/endorse/ 31 October 2010
Polling
Poll sourceDate(s)administeredSamplesizekey Key:A – all adultsRV – registered votersLV – likely votersV – unclearMargin of error DianaDeGette (D) MikeFallon (R)Undecided ccAdvertising (R) FiveThirtyEight House Elections Forecast and Polls - Election 2010 - The New York Times The New York Times http://elections.nytimes.com/2010/forecasts/house/colorado/1 October 27, 2010 October 17–19, 2010 698 (LV) ±?% 44% 36% 20%
Predictions
SourceRankingAs of The Cook Political Reporthttp://www.cookpolitical.com/charts/house/competitive_2010-11-01_12-12-36.php The Cook Political Report – Charts – 2010 House Competitive Races The Cook Political Report November 1, 2010 November 1, 2010 https://web.archive.org/web/20101104002959/http://www.cookpolitical.com/charts/house/competitive_2010-11-01_12-12-36.php November 4, 2010 dead mdy-all Safe D November 1, 2010 RothenbergRothenberg Political Report http://www.rothenbergpoliticalreport.com/ratings/house House Ratings Rothenbergpoliticalreport.com November 1, 2010 November 1, 2010 https://web.archive.org/web/20101101202718/http://rothenbergpoliticalreport.com/ratings/house November 1, 2010Safe D November 1, 2010 Sabato's Crystal BallCrystal Ball, 2010 11 01 us onSafe D November 1, 2010RCPRealClearPolitics, 2010 11 01 us onSafe D November 1, 2010CQ Politicshttp://www.cqpolitics.com/wmspage.cfm?docID=ratings-house 2010 House Ratings Chart CQ Politics November 1, 2010 https://web.archive.org/web/20101028234534/http://www.cqpolitics.com/wmspage.cfm?docID=ratings-house October 28, 2010Safe DOctober 28, 2010New York TimesHouse Race Ratings http://elections.nytimes.com/2010/house nytimes.com The New York Times 9 October 2023 https://web.archive.org/web/20101107095111/http://elections.nytimes.com/2010/house 7 November 2010Safe D November 1, 2010FiveThirtyEightSafe D November 1, 2010
Results
Congresswoman DeGette was heavily favored to win re-election, and on election day, she overwhelmingly won an eighth term in Congress.
Colorado 1 election, 2010
Colorado Democratic Party
Diana DeGette (incumbent)
140,073
67.4
Colorado Republican Party
Mike Fallon
59,747
28.8
Green Party of Colorado
Gary Swing
2,923
1.4
Libertarian Party of Colorado
Clint Jones
2,867
1.4
American Constitution Party (Colorado)
Chris Styskal
2,141
1.0
80,326
38.7
214,472
71.1
301,491
Democratic Party (United States)
Finances
Campaigns
Candidate (party) Raised Spent Cash on hand Diana DeGette (D) $825,016 $822,289 $108,829 Mike Fallon (R) $196,993 $196,993 $0 Clint Jones (L) Unreported Gary Swing (G) Unreported Chris Styskal (C) Unreported
Outside Spending
Candidate (party) Supported Opposed Diana DeGette (D) $20,509 $0 Mike Fallon (R) $0 $0 Clint Jones (L) $0 $0 Gary Swing (G) $0 $0 Chris Styskal (C) $0 $0
District 2
2010 Colorado's 2nd congressional district election Colorado presidential no 2008 United States House of Representatives elections in Colorado#District 2 2008 2012 United States House of Representatives elections in Colorado#District 2 2012 x150px File:Jared Polis, official portrait, 111th Congress 2 (cropped).jpg Jared Polis Colorado Democratic Party 148,720 57.4% File:3x4.svg Stephen Bailey Colorado Republican Party 116,619 37.9% 2010 CO-2 Election results.svg 230px County resultsPolis: #8da9e2 50–60% #416fcd 70–80%Bailey: #f1b4b2 40–50% #ed8783 50–60% U.S. Representative Jared Polis Colorado Democratic Party Jared Polis Colorado Democratic Party
Colorado's 2nd congressional district
Incumbent Democrat Jared Polis, who had represented the district, centred around heavily Democratic Boulder and the northwestern suburbs of Denver, since 2009, ran for re-election. He was elected with 62.6% of the vote in 2008 and the district had a PVI of D+11.
Democratic primary
Candidates
Nominee
Jared Polis, incumbent U.S. Representative
Results
Democratic primary results
Colorado Democratic Party
Jared Polis (incumbent)
47,347
100.0
47,347
100.0
Republican primary
Candidates
Nominee
Stephen Bailey, software marketing director
Eliminated in primary
Bob Brancato, private investigator
Campaign
Brancato briefly suspended his campaign in July following a local newspaper reporting on 2009 domestic incident that the police attended. Brancato's wife vehemently denied there had been domestic abuse and stated that she called police because her husband was suffering from an episode of post-traumatic stress disorder.Lynn Bartels Bailey’s out-of-state assistance opens wedge with GOP primary rival Brancato https://www.denverpost.com/2010/08/06/baileys-out-of-state-assistance-opens-wedge-with-gop-primary-rival-brancato/ 23 December 2025 The Denver Post 6 August 2010
Results
Republican primary results
Colorado Republican Party
Stephen Bailey
23,439
69.4
Colorado Republican Party
Bob Brancato
10,353
30.6
33,792
100.0
Libertarian primary
Candidates
Nominee
Curtis Harris, retired businessman and investor
Constitution primary
Candidates
Nominee
Jenna Goss, event promotions contractor
Unity primary
Candidates
Withdrawn
Bill Hammons, founder and National Chairman of the Unity Party of America
General election
Endorsements
Jared Polis (D) Newspapers
Boulder WeeklyVote 2010 http://www.boulderweekly.com/articles.sec-134-1-vote-2010.html boulderweekly.com Boulder Weekly 23 December 2025 https://web.archive.org/web/20101029174051/http://www.boulderweekly.com/articles.sec-134-1-vote-2010.html 29 October 2010 21 October 2010
The Denver Post
Stephen Bailey (R) Organizations
Tea Party Express
Polling
Poll sourceDate(s)administered SamplesizekeyMargin of error JaredPolis (D) StephenBailey (R)OtherUndecided Magellan Data and Mapping Strategies (R)David Flaherty Colorado 2nd Congressional District Survey Release http://www.magellanstrategies.com/web/wp-content/uploads/2010/09/Magellan-Colorado-2nd-Congressional-District-Survey-Release-0929101.pdf magellanstrategies.com Magellan Data and Mapping Strategies 23 December 2025 https://web.archive.org/web/20110102022837/http://www.magellanstrategies.com/web/wp-content/uploads/2010/09/Magellan-Colorado-2nd-Congressional-District-Survey-Release-0929101.pdf 2 January 2011 Louisville, CO 29 September 2010 September 20, 2010 688 (LV) ±3.7% 48% 36% 8% 8%
Predictions
SourceRankingAs of The Cook Political ReportSafe D November 1, 2010 RothenbergSafe D November 1, 2010 Sabato's Crystal BallSafe D November 1, 2010RCPSafe D November 1, 2010CQ PoliticsSafe DOctober 28, 2010New York TimesSafe D November 1, 2010FiveThirtyEightSafe D November 1, 2010
Results
As expected, Polis won by a wide margin, albeit a smaller one than this district is used to giving its Democratic representatives.
Colorado 2 election, 2010
Colorado Democratic Party
Jared Polis (incumbent)
148,720
57.4
Colorado Republican Party
Stephen Bailey
98,171
37.9
American Constitution Party (Colorado)
Jenna Goss
7,080
2.7
Libertarian Party of Colorado
Curtis Harris
5,056
2.0
7
0.0
50,549
19.5
267,021
72.5
368,143
Colorado Democratic Party
Finances
Campaigns
Candidate (party) Raised Spent Cash on hand Jared Polis (D) $1,248,539 $895,953 $382,126 Stephen Bailey (R) $130,886 $130,747 $139 Curtis Harris (L) $8,474 $8,476 $0 Jenna Goss (C) Unreported
Outside Spending
Candidate (party) Supported Opposed Jared Polis (D) $96,882 $0 Stephen Bailey (R) $0 $0 Curtis Harris (L) $0 $0 Jenna Goss (C) $0 $0
District 3
2010 Colorado's 3rd congressional district election Colorado presidential no 2008 United States House of Representatives elections in Colorado#District 3 2008 2012 United States House of Representatives elections in Colorado#District 3 2012 x150px File:Scott Tipton, Official Portrait, 112th Congress (cropped).JPG Scott Tipton Colorado Republican Party 129,257 50.1% File:John Salazar, official portrait, 109th Congress (cropped).jpg John Salazar Colorado Democratic Party 118,048 45.8% 250px 250px County resultsTipton: #f1b4b2 40–50% #ed8883 50–60% #e55751 60–70% #e55751 70–80% Salazar: #b4c7ec 40–50% #8da9e2 50–60% #678cd7 60–70% #416fcd 70–80% U.S. Representative John Salazar Colorado Democratic Party Scott Tipton Colorado Republican Party
Colorado's 3rd congressional district
Incumbent Democrat John Salazar, who had represented the conservative, west Colorado district since 2005, ran for re-election. He was re–elected with % of the vote in 2008 and the district had a PVI of R+5.
Democratic primary
Candidates
Nominee
John Salazar, incumbent U.S. Representative
Results
Democratic primary results
Colorado Democratic Party
John Salazar (incumbent)
46,148
100.0
46,148
100.0
Republican primary
Candidates
Nominee
Scott Tipton, state representative and nominee for this seat in 2006Greg Giroux Tipton Joins Race Against Salazar https://rollcall.com/2009/11/09/tipton-joins-race-against-salazar/ rollcall.com Roll Call 23 December 2025 9 November 2009
Eliminated in primary
Bob McConnell, retired lawyer and Army officerGreg Giroux Colorado: Second Republican Seeks Salazar’s Seat https://rollcall.com/2009/10/09/colorado-second-republican-seeks-salazars-seat/ rollcall.com Roll Call 23 December 2025 9 October 2009
Withdrawn
Martin Beeson, district attorney for the 9th Judicial District (endorsed Tipton)John Gardner DA Martin Beeson to run for Congress https://www.aspentimes.com/news/da-martin-beeson-to-run-for-congress/ 23 December 2025 The Aspen Times 19 May 2009 Rifle, CODistrict attorney drops out of the race for Congress https://www.aspentimes.com/news/district-attorney-drops-out-of-the-race-for-congress/ 23 December 2025 The Aspen Times 1 January 2010 Glenwood Springs, CO
Endorsements
Bob McConnell Statewide officials
Sarah Palin, former Governor of Alaska and nominee for Vice President of the United States in 2008Lynn Bartels Palin picks McConnell in Colorado’s District 3 https://www.denverpost.com/2010/07/19/palin-picks-mcconnell-in-colorados-district-3/ 23 December 2025 The Denver Post 19 July 2010
Results
Republican primary results
Colorado Republican Party
Scott Tipton
39,346
55.8
Colorado Republican Party
Bob McConnell
31,214
44.2
70,560
100.0
Libertarian primary
Candidates
Nominee
Gregory Gilman, electrical engineer
Other Candidates
Jake Segrest, small business owner (Independent)
General election
Campaign
A contentious race ensued. Tipton attacked Salazar for voting for the 2009 Stimulus while Salazar retaliated that Tipton wanted to "[cut] Social Security and Medicare spending in half."http://www.kktv.com/morenews/headlines/105407283.html?storySection=story Fact Check: Scott Tipton vs. John Salazar www.kktv.com 15 January 2022 https://web.archive.org/web/20110927113528/http://www.kktv.com/morenews/headlines/105407283.html?storySection=story 27 September 2011 deadNancy Lofholm Second fight over 3rd Congressional District a big one https://www.denverpost.com/2010/09/27/second-fight-over-3rd-congressional-district-a-big-one/ 23 December 2025 The Denver Post 27 September 2010
While the Denver Post praised Scott Tipton as a state lawmaker who "is knowledgeable about the issues, and touts his private sector experience," the Post endorsed Salazar for re-election, citing his "ability to work with people from differing political views to seek solutions that work for the district."http://www.denverpost.com/opinion/ci_16289698 Retain Salazar in 3rd District - The Denver Post 2010-10-11 https://web.archive.org/web/20101011095543/http://www.denverpost.com/opinion/ci_16289698 2010-10-11 live
Endorsements
John Salazar (D) Organizations
Blue Dog Coalition
Newspapers
The Denver Post
Scott Tipton (R) Organizations
Eagle Forum
National Republican Congressional Committee "Young Guns" ProgramAlex Isenstadt NRCC inducts 18 new Young Guns https://www.politico.com/story/2010/09/nrcc-inducts-18-new-young-guns-042277 politico.com Politico 23 December 2025 16 September 2010
Tea Party Express
Polling
Poll sourceDate(s)administered SamplesizekeyMargin of error JohnSalazar (D) ScottTipton (R)OtherUndecided Penn Schoen Berland (The Hill/ANGA)The Hill/ANGA October 19–21, 2010 400 (LV) ±4.9 43% 47% 2% 8% Ayres, McHenry & Associates (R–American Action Forum)American Action Forum August 23–28, 2010 400 (LV) ±4.9 43% 51% – 7% Magellan Data and Mapping Strategies (R) Magellan Strategies August 17–19, 2010 ? ±3.1 43% 49% – 8% Tarrance Group (R)Tarrance Group December 8–9, 2009 ? ±5.7 46% 44% – 10%
Predictions
SourceRankingAs of The Cook Political ReportTossup November 1, 2010 RothenbergTilt R flip November 1, 2010 Sabato's Crystal BallLean R flip November 1, 2010RCPLean R flip November 1, 2010CQ PoliticsTossupOctober 28, 2010New York TimesTossup November 1, 2010FiveThirtyEightLean R flip November 1, 2010
Results
Colorado 3 election, 2010
Colorado Republican Party
Scott Tipton
129,257
50.1
Colorado Democratic Party
John Salazar (incumbent)
118,048
45.8
Libertarian Party of Colorado
Gregory Gilman
5,678
2.2
Independent (politician)
Jake Segrest
4,982
1.9
34
0.0
11,209
4.3
267,822
72.5
355,428
Colorado Republican Party
Colorado Democratic Party
Finances
Campaigns
Candidate (party) Raised Spent Cash on hand John Salazar (D) $2,067,198 $2,474,562 $57,389 Scott Tipton (R) $1,232,113 $1,207,832 $24,117 Gregory Gilman (L) Unreported Jake Segrest (I) $18,767 $18,465 $300
Outside Spending
Candidate (party) Supported Opposed John Salazar (D) $213,381 $1,452,647 Scott Tipton (R) $106,637 $2,067,485 Gregory Gilman (L) $0 $0 Jake Segrest (I) $0 $0
District 4
2010 Colorado's 4th congressional district election Colorado presidential no 2008 United States House of Representatives elections in Colorado#District 4 2008 2012 United States House of Representatives elections in Colorado#District 4 2012 x150px File:Cory Gardner, Official Portrait, 112th Congress (cropped).jpg Cory Gardner Colorado Republican Party 138,634 52.5% File:Betsy Markey, official portrait, 111th Congress (cropped).jpg Betsy Markey Colorado Democratic Party 109,249 41.4% 2010 CO-4 Election Results.svg 180px County resultsGardner: #ed8883 50–60% #e55751 60–70% #d02823 70–80% #b00000 80–90%Markey: #b4c7ec 40–50% #8da9e2 50–60% U.S. Representative Betsy Markey Colorado Democratic Party Cory Gardner Colorado Republican Party
thumb
Colorado's 4th congressional district
Incumbent Democrat Betsy Markey, who had represented this conservative east Colorado-based district since 2009, ran for re-election. She was elected with % of the vote in 2008 and the district had a PVI of R+6.
Democratic primary
Candidates
Nominee
Betsy Markey, incumbent U.S. Representative
Results
Democratic primary results
Colorado Democratic Party
Betsy Markey (incumbent)
33,982
100.0
33,982
100.0
Republican primary
Candidates
Nominee
Cory Gardner, state representativeKosena Jason Cory Gardner joins Tom Lucero in GOP bid against Betsy Markey http://www.coloradostatesman.com/content/991020-cory-gardner-joins-tom-lucero-gop-bid-against-betsy-markey September 4, 2014 Colorado Statesman May 15, 2009 https://web.archive.org/web/20140905031837/http://www.coloradostatesman.com/content/991020-cory-gardner-joins-tom-lucero-gop-bid-against-betsy-markey September 5, 2014 deadAlex Isenstadt Gardner wins nomination https://www.politico.com/story/2010/05/gardner-wins-nomination-037628 politico.com Politico 23 December 2025 21 May 2010
Withdrawn
Diggs Brown, financial adviser, military veteran and Fort Collins City Council memberJohn McArdle GOP Marks Markey Near Top of Territory to Regain https://rollcall.com/2009/03/23/gop-marks-markey-near-top-of-territory-to-regain/ rollcall.com Roll Call 23 December 2025 23 March 2009
Tom Lucero, businessman and former member of University of Colorado Board of Regents
Dean Madere, conservative activistField Against Colorado’s Markey Continues To Grow https://rollcall.com/2009/11/19/field-against-colorados-markey-continues-to-grow/ rollcall.com Roll Call 23 December 2025 19 November 2009
Declined
Greg Brophy, state senator
Ken Buck, Weld County District Attorney
Mark Hillman, former acting State Treasurer and Majority Leader of the state senateDavid Drucker Colorado Has Seen Heavy Turnover in House Districts https://rollcall.com/2008/02/25/colorado-has-seen-heavy-turnover-in-house-districts/ rollcall.com Roll Call 18 December 2025 25 February 2008
Bill Jerke, former Weld County Commissioner
Marilyn Musgrave, former U.S. Representative
Results
Republican primary results
Colorado Republican Party
Cory Gardner
57,358
100.0
57,358
100.0
Libertarian primary
Candidates
Withdrawn
Jassen Bowman
Constitution primary
Candidates
Nominee
Doug Aden, small business owner
Unity primary
Candidates
Withdrawn
Mike Nelson, oilfield worker
General election
Campaign
Markey, seen as a vulnerable member of Congresshttps://www.nytimes.com/2010/05/09/us/politics/09colorado.html Democrats See Hopes for West Dim in Colorado 9 May 2010 The New York Times 3 August 2016 https://web.archive.org/web/20100512180954/https://www.nytimes.com/2010/05/09/us/politics/09colorado.html May 12, 2010 liveJuly 2023 faced a tough challenge from Gardner. Challenger Gardner attacked Markey for supporting the 2009 Stimulus, asking rhetorically, "You want a shovel ready project we don't need? It's digging more debt," to which Markey responded, "I don't need to be lectured by someone who actually wants to tax the wind," a reference to a bill supported by Gardner in the state legislature that some claimed would allow for taxation of wind energy.http://www.huffingtonpost.com/2010/10/20/betsy-markey-comes-out-sw_n_769475.html Betsy Markey Comes Out Swinging Against Cory Gardner At CD-4 Debate HuffPost 2010-10-24 https://web.archive.org/web/20101024034220/http://www.huffingtonpost.com/2010/10/20/betsy-markey-comes-out-sw_n_769475.html 2010-10-24 dead Gardner further attacked Markey for a variety of votes that she supposedly cast in a television advertisement, but controversy ensued and a local Fox News affiliate yanked the ad off the air when it came to surface that the votes that Congresswoman Markey "cast" were actually cast by Massachusetts Congressman Ed Markey.http://blogs.westword.com/latestword/2010/10/cory_gardner_see_attack_ad_on_betsy_markey_or_was_that_ed_markey_fox_31_decided_to_yank.php Cory Gardner: See attack ad on Betsy Markey (or was that Ed Markey?) Fox 31 decided to yank Michael Roberts 20 October 2010 westword.com 3 August 2016 21 October 2014 https://web.archive.org/web/20141021133804/http://blogs.westword.com/latestword/2010/10/cory_gardner_see_attack_ad_on_betsy_markey_or_was_that_ed_markey_fox_31_decided_to_yank.php dead
The Denver Post, citing Gardner's reputation as a "go-to guy in the legislature" and praising his motivation to bring "fiscal discipline to government," endorsed the Republican, expressing their discontent with Markey for "[straying] to the left" during her time in Congress.http://www.denverpost.com/opinion/ci_16279708 Gardner right for the 4th CD - The Denver Post 2010-10-09 https://web.archive.org/web/20101009201811/http://www.denverpost.com/opinion/ci_16279708 2010-10-09 live
Endorsements
Betsy Markey (D) Organizations
Blue Dog Coalition
Democratic Congressional Campaign Committee "Frontline" Program
Newspapers
Boulder Weekly
Cory Gardner (R) Organizations
Tea Party Express
Newspapers
The Denver Post
Polling
Poll sourceDate(s)administered SamplesizekeyMargin of error BetsyMarkey (D) CoryGardner (R)Undecided ccAdvertising (R) October 1, 2010 2,743 (LV) ±?% 35%47% 18% Penn Schoen Berland (The Hill/ANGA)Shane D’Aprile District by district - Colorado (Colorado-4) http://thehill.com/house-polls/polls-archive/122873-district-by-district-colorado thehill.com The Hill 23 December 2025 https://web.archive.org/web/20101210194448/http://thehill.com/house-polls/polls-archive/122873-district-by-district-colorado 10 December 2010 6 October 2010September 25–27, 2010 391 (LV) ±5.0 41%44% 14% Bennett, Petts & NormingtonBennett, Petts & Normington (D) September 6–7, 2010 400 (LV) ±? 38% 38%24% Ayres, McHenry & Associates (R–American Action Forum)American Action Forum August 23–28, 2010 400 (LV) ±4.9 39% 50% 11%
Predictions
SourceRankingAs of The Cook Political ReportLean R flip November 1, 2010 RothenbergLikely R flip November 1, 2010 Sabato's Crystal BallLean R flip November 1, 2010RCPLean R flip November 1, 2010CQ PoliticsLikely R flipOctober 28, 2010New York TimesLean R flip November 1, 2010FiveThirtyEightLikely R flip November 1, 2010
Results
Though polls indicated that Gardner held a narrow lead at best, Markey ultimately was defeated in her bid for a second term by a fairly comfortable eleven point margin of victory.
Colorado 4 election, 2010
Colorado Republican Party
Cory Gardner
138,634
52.5
Colorado Democratic Party
Betsy Markey (incumbent)
109,249
41.4
American Constitution Party (Colorado)
Doug Aden
12,312
4.7
Independent (politician)
Ken Waskiewicz
3,986
1.5
29,385
11.1
271,316
75.5
359,391
Colorado Republican Party
Colorado Democratic Party
Finances
Campaigns
Candidate (party) Raised Spent Cash on hand Betsy Markey (D) $3,505,293 $3,516,268 $10,617 Cory Gardner (R) $2,426,591 $2,407,602 $18,989 Doug Aden (C) Unreported Ken Waskiewicz (I) Unreported
Outside Spending
Candidate (party) Supported Opposed Betsy Markey (D) $297,186 $876,129 Cory Gardner (R) $251,250 $742,904 Doug Aden (C) $0 $341,842 Ken Waskiewicz (I) $0 $0
District 5
2010 Colorado's 5th congressional district election Colorado presidential no 2008 United States House of Representatives elections in Colorado#District 5 2008 2012 United States House of Representatives elections in Colorado#District 5 2012 x150px File:Doug Lamborn, official portrait, 110th Congress (cropped).jpg Doug Lamborn Colorado Republican Party 152,829 65.8% File:3x4.svg Kevin Bradley Colorado Democratic Party 113,027 29.3% 2010 CO-5 Election results.svg 250px County resultsLamborn: #ed8883 50–60% #e55751 60–70%Bradley: #8da9e2 50–60% U.S. Representative Doug Lamborn Colorado Republican Party Doug Lamborn Colorado Republican Party
Colorado's 5th congressional district
Incumbent Republican Doug Lamborn, who had represented this conservative district based in Colorado Springs and its suburbs district since 2005, ran for re-election. He was re-elected with 60.0% of the vote in 2006 and the district had a PVI of R+14.
Republican primary
Candidates
Nominee
Doug Lamborn, incumbent U.S. Representative
Declined
Jeff Crank, Greater Colorado Springs Chamber of Commerce vice president and candidate for this seat in 2006 & 2006
Bentley Rayburn, United States Air Force Major General and candidate for this seat in 2006 & 2008
Results
Republican primary results
Colorado Republican Party
Doug Lamborn (incumbent)
60,906
100.0
60,906
100.0
Democratic primary
Candidates
Nominee
Kevin Bradley, businessmanTom Roeder Democrat hopes to loosen Lamborn’s hold on House seat https://gazette.com/2010/06/10/democrat-hopes-to-loosen-lamborns-hold-on-house-seat-40272648-1381-557c-917b-b31a05ba4c3b/ 23 December 2025 The Denver Gazette 10 June 2010
Results
Democratic primary results
Colorado Democratic Party
Kevin Bradley
20,814
100.0
20,814
100.0
Libertarian primary
Candidates
Nominee
Jerell Klaver, businessman
General election
Endorsements
Doug Lamborn (R) Organizations
Tea Party Express
Newspapers
The Denver Post
Predictions
SourceRankingAs of The Cook Political ReportSafe R November 1, 2010 RothenbergSafe R November 1, 2010 Sabato's Crystal BallSafe R November 1, 2010RCPSafe R November 1, 2010CQ PoliticsSafe ROctober 28, 2010New York TimesSafe R November 1, 2010FiveThirtyEightSafe R November 1, 2010
Results
Colorado 5 election, 2010
Colorado Republican Party
Doug Lamborn (incumbent)
152,829
65.8
Colorado Democratic Party
Kevin Bradley
68,039
29.3
American Constitution Party (Colorado)
Brian Scott
5,886
2.5
Libertarian Party of Colorado
Jerell Klaver
5,680
2.4
84,790
36.5
238,902
69.6
343,288
Colorado Republican Party
Finances
Campaigns
Candidate (party) Raised Spent Cash on hand Doug Lamborn (R) $338,476 $182,883 $154,563 Kevin Bradley (D) Unreported Jerell Klaver (L) Unreported Brian Scott (C) Unreported
Outside Spending
Candidate (party) Supported Opposed Doug Lamborn (R) $0 $0 Kevin Bradley (D) $5,068 $0 Jerell Klaver (L) $0 $0 Brian Scott (C) $0 $0
District 6
2010 Colorado's 6th congressional district election Colorado presidential no 2008 United States House of Representatives elections in Colorado#District 6 2008 2012 United States House of Representatives elections in Colorado#District 6 2012 x150px File:Mike Coffman, Official Portrait, 111th Congress (cropped 2).jpg Mike Coffman Colorado Republican Party 217,368 65.7% File:3x4.svg John Flerlage Colorado Democratic Party 104,104 31.5% 230px 230px County resultsCoffman: #e55651 60–70% #d02923 70–80% U.S. Representative Mike Coffman Colorado Republican Party Mike Coffman Colorado Republican Party
Colorado's 6th congressional district
Incumbent Republican Mike Coffman, who had represented this solidly conservative district based in the southern Denver suburbs and some parts of Aurora, since 2009, ran for re-election. He was re-elected with 60.7% of the vote in 2008 and the district had a PVI of R+8.
Republican primary
Candidates
Nominee
Mike Coffman, incumbent U.S. Representative
Results
Republican primary results
Colorado Republican Party
Mike Coffman (incumbent)
81,067
100.0
81,067
100.0
Democratic primary
Candidates
Nominee
John Flerlage, retired U.S. Marine Corps Lieutenant Colonel and airline pilotDemocrat seeks to unseat Coffman https://www.coloradocommunitymedia.com/archives/digital-south/news/article_a04025ce-daea-5d19-96bb-e77953222e28.html coloradocommunitymedia.com Colorado Community Media 23 December 2025 9 February 2010
Results
Democratic primary results
Colorado Democratic Party
John Flerlage
37,950
100.0
37,950
100.0
Libertarian primary
Candidates
Nominee
Rob McNealy, small business owner and community activist
General election
Endorsements
Mike Coffman (R) Organizations
Tea Party Express
Newspapers
The Denver Post
Predictions
SourceRankingAs of The Cook Political ReportSafe R November 1, 2010 RothenbergSafe R November 1, 2010 Sabato's Crystal BallSafe R November 1, 2010RCPSafe R November 1, 2010CQ PoliticsSafe ROctober 28, 2010New York TimesSafe R November 1, 2010FiveThirtyEightSafe R November 1, 2010
Results
Colorado 6 election, 2010
Colorado Republican Party
Mike Coffman (incumbent)
217,368
65.7
Colorado Democratic Party
John Flerlage
104,104
31.5
Libertarian Party of Colorado
Rob McNealy
9,466
2.9
5
0.0
113,264
34.2
345,534
75.8
455,805
Colorado Republican Party
Finances
Campaigns
Candidate (party) Raised Spent Cash on hand Mike Coffman (R) $904,466 $576,556 $411,537 John Flerlage (D) $152,157 $151,280 $876 Rob McNealy (L) $24,052 $24,138 $0
Outside Spending
Candidate (party) Supported Opposed Mike Coffman (R) $0 $0 John Flerlage (D) $6,952 $0 Rob McNealy (L) $0 $0
District 7
2010 Colorado's 7th congressional district election Colorado presidential no 2008 United States House of Representatives elections in Colorado#District 7 2008 2012 United States House of Representatives elections in Colorado#District 7 2012 x150px File:Ed Perlmutter official portrait, 111th Congress (cropped).jpg Ed Perlmutter Colorado Democratic Party 112,667 53.4% File:3x4.svg Ryan Frazier Colorado Republican Party 88,026 41.8% 250px 200px County resultsPerlmutter: #8da9e2 50–60% U.S. Representative Ed Perlmutter Colorado Democratic Party Ed Perlmutter Colorado Democratic Party
Colorado's 7th congressional district
Incumbent Democratic Ed Perlmutter, who had represented this suburban Denver district since 2007, ran for re-election. He was elected with % of the vote in 2008 and the district had a PVI of D+4.
Democratic primary
Candidates
Nominee
Ed Perlmutter, incumbent U.S. Representative
Results
Democratic primary results
Colorado Democratic Party
Ed Perlmutter (incumbent)
40,534
100.0
40,534
100.0
Republican primary
Candidates
Nominee
Ryan Frazier, Aurora City Council memberhttp://www.time.com/time/specials/packages/article/0,28804,2019138_2019132_2020409,00.html https://web.archive.org/web/20100925071332/http://www.time.com/time/specials/packages/article/0,28804,2019138_2019132_2020409,00.html dead September 25, 2010 2010: Races to Watch David Von Drehle 21 September 2010 3 August 2016 www.time.com
Eliminated in primary
Lang Sias, military pilot and lawyerMcCain Backs Ex-Aide’s Bid For Colorado Rep. Perlmutter’s Seat https://rollcall.com/2009/12/09/mccain-backs-ex-aides-bid-for-colorado-rep-perlmutters-seat/ 23 December 2025 Roll Call 9 December 2009
Endorsements
Lang Sias U.S. Senators
John McCain, U.S. Senator from Arizona (1987–present) and nominee for President in 2008John McCain Endorses Lang Sias In CD-7 https://www.coloradopols.com/diary/11013/mccain-endorses-lang-sias-in-cd7 coloradopols.com Colorado Pols 23 December 2025 9 December 2009
Organizations
Eagle Forum
Results
Republican primary results
Colorado Republican Party
Ryan Frazier
26,765
64.3
Colorado Republican Party
Lang Sias
14,835
35.7
41,600
100.0
Libertarian primary
Candidates
Nominee
Buck Bailey, small business owner
General election
Campaign
Both candidates levied heavy attacks against each other as election day drew nearer. Frazier attacked Perlmutter for supporting the 2009 Stimulus, decrying it as a waste of taxpayer money; Perlmutter provided evidence that a charter school that Frazier represented, as well as the city of Aurora, received stimulus money.http://www.huffingtonpost.com/2010/10/28/ryan-fraziers-charter-sch_n_775293.html Ryan Frazier's Charter School Actively Sought Stimulus Funds Scot Kersgaard The Colorado Independent 28 December 2010 huffingtonpost.com 3 August 2016 In a bizarre moment during the campaign, the two candidates were discussing health care reform at a debate when Frazier pointed his hand at Perlmutter, who slapped it away, apologizing immediately thereafter.http://www.huffingtonpost.com/2010/10/18/ed-perlmutter-slaps-ryan-_n_766397.html WATCH: Ed Perlmutter Slaps Ryan Frazier's Hand During Debate, Apologizes 18 October 2010 huffingtonpost.com 3 August 2016
The Denver Post, calling for "new blood in Congress," endorsed Frazier over Perlmutter, declaring that despite Frazier's young age of 33, "his grasp on the key issues facing the country has grown considerably since he first surfaced on the political scene." The Post, meanwhile, criticized Congressman Perlmutter for being "a solid vote for the Democratic majority" and for supporting "the Obama Administration’s over-reaching agenda."http://www.denverpost.com/opinion/ci_16281757 A fresh voice in the 7th District - The Denver Post 2010-10-11 https://web.archive.org/web/20101011095537/http://www.denverpost.com/opinion/ci_16281757 2010-10-11 live
Endorsements
Ryan Frazier (R) Organizations
National Republican Congressional Committee "Young Guns" Program
Tea Party Express
Newspapers
The Denver Post
Polling
Poll sourceDate(s)administered SamplesizekeyMargin of error EdPerlmutter (D) RyanFrazier (R)OtherUndecided Magellan Data and Mapping Strategies (R)David Flaherty Ryan Frazier and Ed Perlmutter Race A Statistical Dead Heat http://www.magellanstrategies.com/web/wp-content/uploads/2010/08/Magellan-Colorado-7th-Congressional-District-Survey-Release-082710.pdf magellanstrategies.com Magellan Data and Mapping Strategies 23 December 2025 https://web.archive.org/web/20100919155636/http://www.magellanstrategies.com/web/wp-content/uploads/2010/08/Magellan-Colorado-7th-Congressional-District-Survey-Release-082710.pdf 19 September 2010 Louisville, CO 27 August 2010 August 8, 2010 830 (LV) ±3.4% 39% 40% 10% 11%
Predictions
SourceRankingAs of The Cook Political ReportLean D November 1, 2010 RothenbergLikely D November 1, 2010 Sabato's Crystal BallLikely D November 1, 2010RCPSafe D November 1, 2010CQ PoliticsLikely DOctober 28, 2010New York TimesLean D November 1, 2010FiveThirtyEightLikely D November 1, 2010
Results
Despite the nationwide swing against the Democrats, Perlmutter comfortably won re election to a third term by 11 points, with Frazier only improving 2.3% on John McCain vote share from 2008.
Colorado 7 election, 2010
Colorado Democratic Party
Ed Perlmutter (incumbent)
112,667
53.4
Colorado Republican Party
Ryan Frazier
88,026
41.8
Libertarian Party of Colorado
Buck Bailey
10,117
4.8
24,641
11.7
215,961
73.4
294,412
Colorado Democratic Party
Finances
Campaigns
Candidate (party) Raised Spent Cash on hand Ed Perlmutter (D) $2,443,962 $2,943,593 $45,222 Ryan Frazier (R) $1,775,458 $1,771,943 $3,515 Buck Bailey (L) Unreported
Outside Spending
Candidate (party) Supported Opposed Ed Perlmutter (D) $952,596 $638,278 Ryan Frazier (R) $129,821 $560,941 Buck Bailey (L) $0 $0
Aftermath
In their post election round up, the website Colorado Pols described the Frazier campaign as "amateurish at best" and that he had proved to be "immature, vacuous and just plain silly in unscripted moments".Winners and Losers, Part Two (Or, Just the Losers) https://www.coloradopols.com/showDiary.do?diaryId=14433 coloradopols.com Colorado Pols 23 December 2025 https://web.archive.org/web/20101112201658/https://www.coloradopols.com/showDiary.do?diaryId=14433 12 November 2010 8 November 2010
Notes
References
External links
Elections Center from the Colorado Secretary of State
Official candidate list
U.S. Congress candidates for Colorado https://web.archive.org/web/20100930121137/http://www.votesmart.org/election_congress_state.php?state_id=CO September 30, 2010 at Project Vote Smart
Colorado U.S. House from OurCampaigns.com
Campaign contributions for U.S. Congressional races in Colorado from OpenSecrets
2010 Colorado General Election graph of multiple polls from Pollster.com
House - Colorado from the Cook Political Report
Election 2010 at The Denver Post
Colorado
2010
Category:2010 Colorado elections