1974 United States Senate election in Colorado

none March 2026 September 2023 1974 United States Senate election in Colorado Colorado Presidential no 1968 United States Senate election in Colorado 1968 1980 United States Senate election in Colorado 1980 November 5, 1974 150x150px File:Gary hart.jpg Gary Hart Democratic Party (United States) 471,691 57.23% File:PHDominick.jpg Peter Dominick Republican Party (United States) 325,508 39.50% 1974 United States Senate election in Colorado results map by county.svg County resultsHart: #a5b0ff 40–50% #7996e2 50–60% #6674de 60–70%Dominick: #ffb2b2 40–50% #e27f7f 50–60% #d75d5d 60–70% 250px U.S. Senator Peter Dominick Republican Party (United States) Gary Hart Democratic Party (United States) The 1974 United States Senate election in Colorado took place on November 5, 1974. Incumbent Republican U.S. Senator Peter Dominick ran for re-election to a third term in office, but was defeated by Democrat Gary Hart. As of , this is the last time that an incumbent senator from Colorado lost re-election for this seat, and the last time that El Paso County voted for the Democratic candidate in a U.S. Senate election. Democratic primary Candidates Gary Hart, campaign manager for George McGovern in 1972 Marty Miller, Arapahoe County district attorney Herrick Roth, former state senator from Denver and former president of the Colorado Labor Council Results Democratic primary resultshttp://www.ourcampaigns.com/RaceDetail.html?RaceID=329914 Our Campaigns - CO US Senate - D Primary Race - Sep 10, 1974 Democratic Party (United States) Gary Hart 81,161 39.92% Democratic Party (United States) Herrick Roth 66,819 32.86% Democratic Party (United States) Marty Miller 55,339 27.22% 203,319 100.00% General election Results 1974 United States Senate election in Coloradohttp://www.ourcampaigns.com/RaceDetail.html?RaceID=7026 Our Campaigns - CO US Senate Race - Nov 05, 1968 Democratic Party (United States) Gary Hart 471,691 57.23% 15.78 Republican Party (United States) Peter Dominick (incumbent) 325,508 39.50% 19.05 Independent politician John M. King 16,131 1.96% N/A Prohibition Party (United States) Joseph Fred Hyskell 8,410 1.02% 1.02 Independent politician Henry John Olshaw 2,395 0.29% N/A Independent politician Jack Marsh (write-in) 31 0.00% N/A 824,166 100.00% Democratic Party (United States) Republican Party (United States) See also 1974 United States Senate elections References 1 1974 Colorado United States Senate