2026 General Election · Tuesday, November 3, 2026

U.S. House, Colorado District 4

4 candidates, listed alphabetically.

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Candidates

Lauren Boebert

RepublicanIncumbent

Current office: U.S. Representative, Colorado District 4

Republican member of the U.S. House of Representatives representing Colorado's 4th congressional district, serving since 2021. House committee assignments: Committee on Oversight and Government Reform; Committee on Natural Resources.

Campaign website

About sources

House Member Data (MemberData.xml) (Office of the Clerk, U.S. House of Representatives, Public domain (U.S. government work))
congress-legislators: legislators-current.json (service dates) (@unitedstates project, CC0 1.0)
Biographical Directory of the United States Congress (U.S. Congress, Public domain (U.S. government work))
Lauren Boebert (Wikipedia, CC BY-SA 4.0)

Eileen Laubacher

Democratic

Eileen Laubacher is a retired two-star United States Navy rear admiral who served on the National Security Council under President Joe Biden. She is the Democratic nominee for Colorado's 4th congressional district in 2026, challenging Republican incumbent Lauren Boebert.

Campaign website

About sources

Eileen Laubacher (Wikipedia, CC BY-SA 4.0)

Douglas Mangeris

Libertarian

Douglas Mangeris is described in Wikipedia's coverage of this race as: construction superintendent and firearms dealer.

Campaign website

About sources

2026 United States House of Representatives elections in Colorado (Wikipedia, CC BY-SA 4.0)

Luis Galvan

RepublicanWrite-in

We haven't found a sourced summary for this candidate yet.

Sources

Candidate list and race details

2026 General Election official candidate list (Colorado Secretary of State, Public record)
2026 United States House of Representatives elections (Wikipedia, CC BY-SA 4.0)
2026 United States House of Representatives elections in Colorado (Wikipedia, CC BY-SA 4.0)

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Candidate lists as of Wednesday, October 14, 2026.

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