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Portrait of Ken Buck
Historical record / Representative

Ken Buck

Colorado · District 4 · Republican

Roster checked Sep 28, 2026Bioguide B001297

Public service, at a glance.

Ken Buck served as a representative for Colorado in the House of Representatives. Ken's first recorded term in this role began on January 6, 2015. The last recorded term ended on March 22, 2024.

Chamber
U.S. House
State / territory
Colorado
Last recorded party
Republican
District / role
District 4
Born
February 16, 1959
Last term ended
March 22, 2024

Service record

Recorded terms in the House for Colorado
FromToPartyRole
Jan 3, 2023Mar 22, 2024RepublicanDistrict 4
Jan 3, 2021Jan 3, 2023RepublicanDistrict 4
Jan 3, 2019Jan 3, 2021RepublicanDistrict 4
Jan 3, 2017Jan 3, 2019RepublicanDistrict 4
Jan 6, 2015Jan 3, 2017RepublicanDistrict 4

Current Colorado House members

Continue exploring people serving Colorado today.

View the full Colorado House delegation

Sources & methodology

  1. United States Congress legislators dataset ↗
    unitedstates / GovTrack contributors — Biographical details, terms, official contact details and committees
  2. Congressional portraits ↗
    unitedstates/images — Official congressional photographs; image provenance maintained by the source

Dates and coverage differ by source. How we use this data · Suggest a correction