PolitiFinder

1974 Colorado U.S. Senate Election

Colorado · 5 candidates · See every 1974 U.S. Senate race

Who won the 1974 Colorado U.S. Senate Election?

Gary Hart won the 1974 Colorado U.S. Senate Election. Gary Hart received 471,691 popular votes (57.23%). The main challenger was Peter H. Dominick (39.5%).

See the full head-to-head between Hart and Dominick

Hart +17.7 pts · won by 146,183 votes
Gary HartDemocraticWINNER57.23%
471,691 votes
Peter H. DominickRepublican39.5%
325,508 votes
John M. KingIndependent1.96%
16,131 votes
Fred HyskellProhibition1.02%
8,410 votes
Henry J. OlshawIndependent0.29%
2,395 votes
Popular-vote totals for this U.S. Senate election come from the Constituency-Level Elections Archive (CLEA) and the official public record.

Data last verified July 28, 2026.