Ken Buck, U.S. Representative

Ken Buck

U.S. Representative
Born
February 16, 1959
Current age
67
Home state
Colorado
Party
Republican
On the ballot
2010–2022
5-1
RecordWin–Loss
Total Popular Votes
Buck2.0M
Opponents1.7M
6
Elections run

Between 2010 and 2022, Ken Buck ran in 6 elections across 2 offices (U.S. Senate and U.S. House), winning 5 and losing 1. Buck's biggest single-election total was 822,731 votes, in the 2010 U.S. Senate election in Colorado. Buck's closest win came in the 2018 U.S. House election in Colorado's District 4, decided by 78,494 votes.

Browse every U.S. House race in Colorado's District 4, every U.S. Senate election in Colorado, or all 2022 U.S. House races.

How many votes has Ken Buck received?

Ken Buck has received 1,981,921 popular votes across 6 U.S. elections, with a career record of 5–1.

Election history

Ken Buck’s election history
YearOfficeResultVotesOpponent(s)
2022U.S. HouseColoradoWon216,02460.94%Ike McCorkle (head-to-head)
Ryan McGonigal
2020U.S. HouseColoradoWon285,60660.11%Ike McCorkle (head-to-head)
Bruce Griffith (head-to-head)

Laura Ireland
2018U.S. HouseColoradoWon224,03860.62%Karen McCormick
2016U.S. HouseColoradoWon248,23063.55%Bob Seay
Bruce Griffith (head-to-head)
2014U.S. HouseColoradoWon185,29264.67%Vic Meyers
Jess Loban

Grant Doherty
2010U.S. SenateColoradoLost822,73146.42%Michael F. Bennet
Bob Kinsey

MacLyn Mac Stringer

Jason Napolitano

Charley Miller

J. Moromisato
Identity & sources. Identity verified against the Congressional Bioguide (B001297) and Wikidata (Q1439421). Election results come from official certified totals and the MIT Election Data and Science Lab; see methodology.
Cite this profile. PolitiFinder, “Ken Buck: election history & vote totals.” https://politifinder.com/p/ken-buck. Accessed [date].

Compiled by PolitiFinder. Election results from official certified sources and the MIT Election Lab. See Data & sources and methodology. Data last verified July 28, 2026.