2010 United States Senate election in Colorado

none March 2026 September 2015 2010 United States Senate election in Colorado Colorado presidential Yes 2004 United States Senate election in Colorado 2004 2016 United States Senate election in Colorado 2016 November 2, 2010 150x150px MichaelBennetofficialphoto.jpg Michael Bennet Democratic Party (United States) 854,685 48.08% Ken Buck official congressional photo (cropped 2).jpg Ken Buck Republican Party (United States) 824,789 46.40% 250px County results 250px Precinct results 1 250px Bennet: #a5b0ff 40–50% #7996e2 50–60% #6674de 60–70% #584cde 70–80% #3933e5 80–90% #0D0596 >90% Buck: #ffb2b2 40–50% #e27f7f 50–60% #d75d5d 60–70% #d72f30 70–80% #C21B18 80–90% #A80000 >90% Tie: #d2b1d9 40–50% #808080 No votes U.S. Senator Michael BennetIn January 2009, Bennet was appointed by Governor Bill Ritter to fill the vacancy caused by the resignation of Senator Ken Salazar, who had been appointed Secretary of the Interior. Democratic Party (United States) Michael Bennet Democratic Party (United States) The 2010 United States Senate election in Colorado took place on November 2, 2010, alongside other elections to the United States Senate in other states as well as elections to the United States House of Representatives and various state and local elections. In December 2008, President-elect Barack Obama nominated incumbent U.S. Senator Ken Salazar as Secretary of the Interior.http://www.denverpost.com/breakingnews/ci_11234643 Salazar poised to head Interior Denver Post December 15, 2008 Christopher N. Osher Joey Bunch December 15, 2008 After Salazar resigned from his seat,http://www.thedenverchannel.com/news/18509866/detail.html Ken Salazar Resigns From Senate January 19, 2009 Associated Press January 20, 2009 https://web.archive.org/web/20090122210619/http://thedenverchannel.com/news/18509866/detail.html January 22, 2009 Democratic governor Bill Ritter appointed Denver Public Schools Superintendent Michael Bennet to fill the seat. Bennet won a full term, defeating former state House speaker Andrew Romanoff in the Democratic primary, and Republican nominee Ken Buck in the general election.Karen Crummy Michael Bennet chosen as next Senator January 2, 2009 http://www.denverpost.com/breakingnews/ci_11355396 Denver Post January 2, 2009http://topics.nytimes.com/top/reference/timestopics/people/b/michael_bennet/index.html Michael Bennet News Johnson Kirk The New York Times With a margin of 1.7%, this election was the second-closest race of the 2010 Senate election cycle after the concurrent one in Illinois. Democratic primary Candidates Nominee Michael Bennet, incumbent U.S. senatorhttp://www.cqpolitics.com/wmspage.cfm?docID=news-000003019048 Colorado's Bennet Needs to Get Better Known for 2010 CQ Politics January 27, 2009 June 14, 2010 https://web.archive.org/web/20090309080443/http://www.cqpolitics.com/wmspage.cfm?docID=news-000003019048 March 9, 2009 dead Eliminated in primary Andrew Romanoff, former speaker of the Colorado House of Representativeshttp://www.rollcall.com/issues/54_86/politics/32215-1.html Who Will Face Bennet? Roll Call February 10, 2009 June 14, 2010Riley Michael http://www.denverpost.com/ci_13227508 Denver Post article on Andrew Romanoff Denverpost.com August 29, 2009 June 14, 2010 Endorsements Bennet Congresswoman Diana DeGette U.S. Senator Russ Feingold Former U.S. Senator Gary Hart Congresswoman Betsy Markey President Barack ObamaRiley Michael Sen. Bennet wins Obama’s support https://www.denverpost.com/2009/09/17/sen-bennet-wins-obamas-support/ The Denver Post 21 July 2024 https://archive.today/20240721055419/https://www.denverpost.com/2009/09/17/sen-bennet-wins-obamas-support/ 21 July 2024 17 September 2009 live Congressman Ed Perlmutter Congressman Jared Polis Governor Bill Ritter Congressman John Salazar U.S. Senator Mark Udall Romanoff Former president Bill ClintonBurns Alexander Clinton rocks Colo., backs Romanoff https://www.politico.com/story/2010/06/clinton-rocks-colo-backs-romanoff-039178 Politico 21 July 2024 https://archive.today/20240721055118/https://www.politico.com/story/2010/06/clinton-rocks-colo-backs-romanoff-039178 21 July 2024 29 June 2010 live Polling Poll source Dates administered MichaelBennet AndrewRomanoff UndecidedThe Tarrance GroupThe Tarrance Group https://web.archive.org/web/20110708175536/http://www.coloradopolicyinstitute.com/Key%20Findings%20CPI%209-21-09.pdf July 8, 2011 September 16–17, 2009 41% 27% 32%Public Policy PollingPublic Policy Polling May 19, 2010 46% 31% 23%Survey USASurvey USA June 15–17, 2010 53% 36% 11%Survey USASurvey USA August 1, 2010 45% 48% 7%Public Policy PollingPublic Policy Polling August 7–8, 2010 49% 43% 9% Results thumb|Results by county: #7996e2ff Bennet #7996e2ff 50–60% #6674deff 60–70% #584cdeff 70–80% #1e1dbeff 80–90% #aade87 Romanoff #aade87 50–60% Democratic primary resultshttps://www.politico.com/2010/maps/#/Senate/2010/CO Colorado Primary Results Politico August 10, 2010 August 11, 2010 August 23, 2010 https://web.archive.org/web/20100823031212/http://www.politico.com/2010/maps/#/Senate/2010/CO dead State election results, 2010 (PDF) https://www.sos.state.co.us/pubs/elections/Results/Abstract/pdf/2000-2099/2010AbstractBook.pdf Colorado Secretary of State March 17, 2021 April 7, 2021 https://web.archive.org/web/20210407025004/https://www.sos.state.co.us/pubs/elections/Results/Abstract/pdf/2000-2099/2010AbstractBook.pdf dead Michael Bennet (incumbent) Democratic Party (United States) 184,714 54.15% Andrew Romanoff Democratic Party (United States) 156,419 45.85% 341,133 100.0% Republican primary Candidates Nominee Ken Buck, Weld County district attorneyhttps://www.politico.com/blogs/scorecard/0409/The_Buck_starts_here.html?showall The Buck starts here Politico April 27, 2009 Eliminated in primary Jane Norton, former lieutenant governor of ColoradoBartels Lynn http://www.denverpost.com/election/ci_13146452 Former Lt. Gov. Norton mulling U.S. Senate bid The Denver Post August 17, 2009 June 14, 2010 Eliminated in convention Steve Barton Robert Greenheck Cleve Tidwell, businessman Withdrew Tom Wiens, former state senatorMay 25, 2010 Denver Daily - Wiens, U.S. Senate candidate, drops out http://www.thedenverdailynews.com/article.php?aID=8596 June 14, 2010 Thedenverdailynews.com Declined Bob Beauprez, former U.S. representative for Colorado's 7th congressional districthttps://www.politico.com/blogs/scorecard/0809/Beauprez_not_running_for_Senate.html Beauprez not running for Senate - The Scorecard Politico.Com June 14, 2010 Troy Eid, U.S. attorney for United States District Court for the District of Coloradohttp://coloradoindependent.com/18997/troy-eid-to-resign-run-for-colorado-attorney-general Troy Eid to resign, run for Colorado attorney general January 8, 2009 Coloradoindependent.com August 21, 2010 Ryan Frazier, Aurora city councilmanFender Jessica http://www.denverpost.com/news/ci_13555485 Aurora's Ryan Frazier has work cut out for him in shift to challenge U.S. Rep. Ed Perlmutter The Denver Post October 14, 2009 June 14, 2010 Endorsements Ken Buck Individuals Jim DeMint, U.S. senatorEli Stokols http://www.kdvr.com/news/politics/kdvr-tea-party-buck-041410,0,2798588.story Tea Party Endorsement: Tea Party idol DeMint endorses Buck in Colorado Senate race KDVR April 14, 2010 August 21, 2010 July 16, 2011 https://web.archive.org/web/20110716234604/http://www.kdvr.com/news/politics/kdvr-tea-party-buck-041410,0,2798588.story dead Erick Erickson, bloggerhttp://coloradoindependent.com/51373/demint-on-buck-endorsement-%E2%80%98weve-got-to-have-an-earthquake-election%E2%80%99 DeMint on Buck endorsement: 'We've got to have an earthquake election' Coloradoindependent.com April 23, 2010 August 21, 2010 https://web.archive.org/web/20100417010019/http://coloradoindependent.com/51373/demint-on-buck-endorsement-%E2%80%98weve-got-to-have-an-earthquake-election%E2%80%99 April 17, 2010 dead Tom Wiens, state senatorhttp://www.ourcampaigns.com/RaceDetail.html?RaceID=408874 CO US Senate - R Primary Race - August 10, 2010 Our Campaigns August 21, 2010 Jane Nortonhttp://janenortonforcolorado.com/_blog/Press/post/Conservatives_Rally_Behind_Norton Conservatives Rally Behind Norton Janenortonforcolorado.com May 24, 2010 August 21, 2010 dead https://web.archive.org/web/20110818201659/http://janenortonforcolorado.com/_blog/Press/post/Conservatives_Rally_Behind_Norton August 18, 2011 http://www.ourcampaigns.com/RaceDetail.html?RaceID=408874&ShowAllEndorse=Y CO US Senate - R Primary Race - August 10, 2010 Our Campaigns August 21, 2010 Individuals Wayne Allard, former U.S. senator William L. Armstrong, former U.S. senator Bob Beauprez, former U.S. congressman Jan Brewer, Arizona governor Hank Brown, former U.S. senator Sam Brownback, U.S. senator Tom Coburn, U.S. senator Orrin Hatch, U.S. senator Mark Hillman, former state treasurer Bill Owens, governor Sarah Palin, former governor Josh Penry, state senator John Suthers, state attorney general Organizations American Conservative Union Family Research Council Susan B. Anthony List United States Chamber of CommerceCatanese David Chamber comes to Norton’s aid https://www.politico.com/story/2010/06/chamber-comes-to-nortons-aid-039115 Politico 21 July 2024 https://archive.today/20240721190844/https://www.politico.com/story/2010/06/chamber-comes-to-nortons-aid-039115 21 July 2024 28 June 2010 live Polling Poll source Dates administered KenBuck JaneNortonThe Tarrance Group September 16–17, 2009 15% 45%Public Policy PollingPublic Policy Polling March 3, 2010 17% 34%MagellanMagellan March 14, 2010 13% 41%Magellan April 19, 2010 32% 29%Public Policy Polling May 19, 2010 26% 31%Magellan June 8, 2010 42% 32%Survey USASurvey USA June 15–17, 2010 53% 37%Public Opinion StrategiesPublic Opinion Strategies June 20–21, 2010 33% 39%Survey USA August 1, 2010 50% 41%Public Policy Polling August 7–8, 2010 43% 45% Results thumb|Results by county: #e27f7f Buck #e27f7f 50–60% #d75d5d 60–70% #D72F30 70–80% #ff9955 Norton #ff9955 50–60% #ff7f2a 60–70% Tie #AE8BB1 50% Republican primary results Ken Buck Republican Party (United States) 211,099 51.57% Jane Norton Republican Party (United States) 198,231 48.43% 409,330 100.0% Libertarian primary Candidates Nominee Mac Stringer Eliminated in primary John Finger Results Libertarian primary resultshttp://hosted.ap.org/dynamic/files/elections/2010/by_county/CO_US_Senate_0810.html?SITE=AP&SECTION=POLITICS Colorado - County Vote Results August 11, 2010 ap.org August 3, 2016 Mac Stringer Libertarian Party (United States) 1,186 52.45% John Finger Libertarian Party (United States) 1,075 47.55% 2,261 100.0% General election Candidates Major Michael Bennet (D), incumbent U.S. senator Ken Buck (R), Weld County DA Minor Bob Kinsey (G)campaign site, archived November 4, 2010PVS Bruce E. Lohmiller (G) (write-in)Congress.org Charley Miller (I)campaign sitePVS J. Moromisato (I)campaign sitePVS Jason Napolitano (I)PVS Michele M. Newman (I) (write-in) Robert Rank (R) (write-in)August 2019 InternetArchiveBot yes YouTube campaign video Mac Stringer (L)campaign site https://web.archive.org/web/20101029000323/http://macforcolorado.com/ October 29, 2010 PVS Source:Official Candidate ListAugust 2019 InternetArchiveBot yes Campaign This was one of the most expensive elections in the nation, as more than $30 million was spent by outside organizations.[CO] Colorado Election 2010 Results [SENATE UPDATE] | CNM News Network Conservative third-party groups hammered Bennet for voting 92% of the time with the Democratic leadership, including voting for healthcare reform and the stimulus package.Buck for Congress (campaign website) Liberal third-party groups called Buck extremist. Bennet focused on attacking Buck's views on abortion, which he believed should be banned, including in cases of rape and incest. He was also attacked for wanting to eliminate the Seventeenth AmendmentBrady Jeff https://www.npr.org/templates/story/story.php?storyId=130864318 Money Has Poured Into Colorado's Senate Race October 27, 2010 npr.org August 3, 2016 and refusing to prosecute an alleged rapist as Weld County district attorney. Planned Parenthood mounted a mail campaign, targeting women voters with the warning "Colorado women can't trust Ken Buck." Bennet won the women vote by 17 points according to exit polls. After the election, Buck conceded to the Denver Post that the main reason he lost was social issues.Burns Alexander https://www.politico.com/story/2010/11/abortion-was-winning-issue-for-dems-045069 Abortion was winning issue for Dems November 13, 2010 politico.com August 3, 2016 Debates September 12: Sponsored by Club 20 in Grand Junctionhttp://blogs.abcnews.com/thenote/2010/09/buck-and-bennet-trade-jabs-in-feisty-colorado-senate-debate.html Buck and Bennet Trade Jabs In Feisty Colorado Senate Debate Amy Walter September 12, 2010 abcnews.com August 3, 2016 Predictions Source Ranking As of Cook Political Reporthttp://cookpolitical.com/senate Senate Cook Political Report October 26, 2010 Tossup October 26, 2010 Inside Electionshttp://rothenbergpoliticalreport.com/ratings/senate Senate Ratings Rothenberg Political Report October 26, 2010 Tossup October 22, 2010 RealClearPoliticshttp://www.realclearpolitics.com/epolls/2010/senate/2010_elections_senate_map.html Battle for the Senate RealClearPolitics October 26, 2010 Tossup October 26, 2010 Sabato's Crystal Ballhttp://www.centerforpolitics.org/crystalball/articles/category/2010-senate 2010 Senate Ratings Sabato's Crystal Ball October 26, 2010 October 28, 2010 https://web.archive.org/web/20101028092918/http://www.centerforpolitics.org/crystalball/articles/category/2010-senate/ dead Lean R Flip October 21, 2010 CQ Politicshttp://www.cqpolitics.com/wmspage.cfm?docID=ratings-senate Race Ratings Chart: Senate CQ Politics October 26, 2010 dead https://web.archive.org/web/20101028234525/http://www.cqpolitics.com/wmspage.cfm?docID=ratings-senate October 28, 2010 Tossup October 26, 2010 Polling Poll source Date(s) administered MichaelBennet (D) KenBuck (R)Public Policy PollingPublic Policy Polling April 17–19, 2009 40% 39%Public Policy PollingPublic Policy Polling August 14–16, 2009 39% 35%Rasmussen ReportsRasmussen Reports September 9, 2009 43% 37%Rasmussen ReportsRasmussen Reports December 8, 2009 38% 42%Daily Kos/Research 2000Daily Kos/Research 2000 January 11–13, 2010 41% 38%Rasmussen ReportsRasmussen Reports January 13, 2010 38% 43%Rasmussen ReportsRasmussen Reports February 2, 2010 41% 45%Rasmussen ReportsRasmussen Reports March 2, 2010 38% 44%Public Policy PollingPublic Policy Polling March 5–8, 2010 47% 40%Rasmussen Reports April 5, 2010 40% 44%Rasmussen Reports May 3, 2010 41% 48%Public Policy PollingPublic Policy Polling May 19, 2010 45% 39%Rasmussen ReportsRasmussen Reports June 7, 2010 41% 46%Survey USA June 15–17, 2010 43% 46%Rasmussen ReportsRasmussen Reports July 8, 2010 39% 48%Rasmussen ReportsRasmussen Reports July 26, 2010 42% 48%Survey USASurvey USA August 1, 2010 43% 43%Public Policy PollingPublic Policy Polling August 10, 2010 46% 43%Rasmussen ReportsRasmussen Reports August 11, 2010 41% 46%Ipsos/ReutersIpsos/Reuters August 20–22, 2010 40% 49%Rasmussen ReportsRasmussen Reports August 30, 2010 44% 47%Rasmussen ReportsRasmussen Reports September 14, 2010 45% 49%CNN/TimeCNN/Time September 17–21, 2010 44% 49%Rasmussen Reports September 27, 2010 43% 51%Rasmussen ReportsRasmussen Reports September 27, 2010 43% 51%McClatchy/MaristMcClatchy/Marist September 26–28, 2010 42% 50%Survey USASurvey USA September 28–30, 2010 43% 48%Public Policy PollingPublic Policy Polling September 30 – October 2, 2010 46% 45%Rasmussen Reports October 14, 2010 45% 47%Fox News/Pulse Opinion ResearchFox News/Pulse Opinion Research October 16, 2010 45% 46%Ipsos/ReutersIpsos/Reuters October 18, 2010 45% 48%SurveyUSASurveyUSA October 19–21, 2010 47% 47%Public Policy PollingPublic Policy Polling October 21–23, 2010 47% 47%Rasmussen Reports October 25, 2010 44% 48%CNN/Time/Opinion ResearchCNN/Time/Opinion Research October 20–26, 2010 46% 47%Marist CollegeMarist College October 26–28, 2010 45% 49%Fox News/Pulse Opinion Research October 30, 2010 46% 50%Public Policy PollingPublic Policy Polling October 30–31, 2010 48% 49% Fundraising These totals reflect the campaign accounts of the candidates themselves, and do not include independent expenditures by other groups. Candidate (party) Receipts Disbursements Cash on hand Debt Michael Bennet (D) $11,463,661 $10,698,578 $763,541 $887,692 Ken Buck (R) $3,827,432 $3,011,656 $1,039,994 $100,000 Source: Federal Election Commissionhttp://www.fec.gov/DisclosureSearch/HSProcessCandList.do?category=stateS_all&stateName=CO&election_yr=2010 2010 House and Senate Campaign Finance for Colorado fec.gov August 12, 2010 August 2019 InternetArchiveBot yes Results United States Senate election in Colorado, 2010http://www.sos.state.co.us/pubs/electionresults2010/general/ColoradoReport.html State Cumulative Report November 29, 2010 https://web.archive.org/web/20101129155108/http://www.sos.state.co.us/pubs/electionresults2010/general/ColoradoReport.html November 29, 2010 dead mdy-all http://elections.nytimes.com/2010/results/colorado Colorado - Election Results 2010 - The New York Times The New York Times August 3, 2016Gessler Scott Hobbs William A. Choate Judd 2010 Abstract of Votes Cast https://www.sos.state.co.us/pubs/elections/Results/Abstract/pdf/2000-2099/2010AbstractBook.pdf Office of Secretary of State - State of Colorado March 17, 2021 April 7, 2021 https://web.archive.org/web/20210407025004/https://www.sos.state.co.us/pubs/elections/Results/Abstract/pdf/2000-2099/2010AbstractBook.pdf dead Democratic Party (United States) Michael Bennet (incumbent) 854,685 48.08% -3.22% Republican Party (United States) Ken Buck 824,789 46.40% -0.13% Green Party of the United States Bob Kinsey 38,884 2.19% N/A Libertarian Party (United States) Maclyn Stringer 22,646 1.27% +0.79% Independent Jason Napolitano 19,450 1.09% N/A Independent Charley Miller 11,351 0.64% N/A Independent J. Moromisato 5,780 0.33% N/A 83 0.07% N/A 1,777,668 100.0% Democratic Party (United States) Counties that flipped from Democratic to Republican Garfield (largest municipality: Glenwood Springs) Bent (largest city: Las Animas) Mineral (largest city: Creede) Rio Grande (largest city: Monte Vista) Archuleta (largest city: Pagosa Springs) Counties that flipped from Republican to Democratic Chaffee (largest city: Salida) Ouray (largest city: Ouray) Notes References External links Colorado Secretary of State - Elections Center https://web.archive.org/web/20100701035126/http://www.elections.colorado.gov/ July 1, 2010 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. Senate 2010 from OurCampaigns.com Campaign contributions from Open Secrets https://archive.today/20130131122441/http://www.pollster.com/polls/co/10-co-sen-ge.php 2010 Colorado Senate General Election: All Head-to-Head Matchups el graph of multiple polls from Pollster.com Election 2010: Colorado Senate from Rasmussen Reports 2010 Colorado Senate Race from Real Clear Politics 2010 Colorado Senate Race from CQ Politics Race profile from The New York Times Collected news and commentary at Election 2010 at The Denver Post Debate Colorado Senate Republican Primary Debate on C-SPAN, July 23, 2010 Colorado Senate Debate on C-SPAN, September 11, 2010 Official campaign websites (archived) Steven Barton for U.S. Senate Michael Bennet for U.S. Senate incumbent Ken Buck for U.S. Senate Gary Kennedy for U.S. Senate Bob Kinsey for U.S. Senate Vincent Martinez for U.S. Senate Jane Norton for U.S. Senate Andrew Romanoff for U.S. Senate Cleve Tidwell for U.S. Senate Tom Wiens for U.S. Senate Michele M. Newman for U.S. Senate Category:2010 Colorado elections Colorado 2010 Category:Michael Bennet