2004 United States Senate election in Iowa

none March 2026 September 2023 2004 United States Senate election in Iowa Iowa Flag of Iowa (xrmap collection).svg presidential no 1998 United States Senate election in Iowa 1998 2010 United States Senate election in Iowa 2010 November 2, 2004 150x150px Chuck Grassley official photo.jpg Chuck Grassley Republican Party (United States) 1,038,175 70.18% Arthur Small-2010-08-14 (cropped).jpg Arthur A. Small Democratic Party (United States) 412,365 27.88% 2004 United States Senate election in Iowa results map by county.svg 240px County results Grassley: #e27f7f 50–60% #d75d5d 60–70% #d72f30 70–80% #c21b18 80–90% #a80000 >90% U.S. Senator Chuck Grassley Republican Party (United States) Chuck Grassley Republican Party (United States) The 2004 United States Senate election in Iowa was held on November 2, 2004. Incumbent Republican Chuck Grassley ran for re-election to a fifth term. Grassley and former State Senator Arthur A. Small won the Republican and Democratic primaries, respectively, unopposed, and faced each other in the general election. Though this election coincided with the highly competitive presidential race, Grassley was not considered vulnerable and defeated Small in a landslide, winning more than 70% of the vote and outperforming Republican President George W. Bush by 41.63% and almost 300,000 votes. As of , this is the last time a Republican Senate candidate won Johnson County. This is also the last time that the winning U.S. Senate candidate in Iowa carried all 99 counties. Democratic primary Candidates Arthur A. Small, attorney, lobbyist, and former Iowa State Senator Results Democratic primary resultshttp://sos.iowa.gov/elections/pdf/2004/primary/PrimaryCanvassSummaryFinal.pdf Canvass Summary June 23, 2004 sos.iowa.gov PDF 2019-10-15 Arthur A. Small Democratic Party (United States) 52,318 99.25% Write-ins Democratic Party (United States) 398 0.75% 52,716 100.00% Republican primary Candidates Chuck Grassley, incumbent United States Senator Results Republican primary results Chuck Grassley (Incumbent) Republican Party (United States) 78,819 99.72% Write-ins Republican Party (United States) 218 0.28% 79,037 100.00% General election Predictions Source Ranking As of Sabato's Crystal BallThe Final Predictions https://centerforpolitics.org/crystalball/articles/ljs2004110101/ Sabato's Crystal Ball May 2, 2021 Safe R November 1, 2004 Debate + 2004 Iowa United States Senate election debate No. Number Date Host Moderator Link Republican DemocraticKey:black #90ff90  P  Participant  black #FFFFDD  A  Absent  black #ff9090  N  Not invited  black #CCFFCC  I  Invited #f0e68c W Withdrawn Chuck Grassley Arthur A. Small1 Oct. 22, 2004 Iowa Public Television Dean Borg C-SPAN P P Results United States Senate election in Iowa, 2004https://clerk.house.gov/member_info/electionInfo/2004election.pdf MICROCOMP output file PDF 2019-10-15 Republican Party (United States) Chuck Grassley (Incumbent) 1,038,175 70.18% +1.77% Democratic Party (United States) Arthur A. Small 412,365 27.88% -2.62% Libertarian Party (United States) Christy Ann Welty 15,218 1.03% Green Party (United States) Daryl A. Northrop 11,121 0.75% Socialist Workers Party (United States) Edwin Fruit 1,874 0.13% -0.14% Write-ins 475 0.03% 625,810 42.31% +4.39% 1,479,228 Republican Party (United States) Democratic Party (United States) See also 2004 United States Senate elections References External links Official campaign websites (archived) Chuck Grassley (R) for Senate Arthur A. Small (D) for Senate Category:2004 Iowa elections Iowa 2004