U.S. House · CO-04

Rep. Lauren Boebert (R)

Represents Colorado’s 4th District, in office since Jan. 3, 2025. Official site

$12.14spent by the campaign for every vote cast in the 2024 general election
  • This race$12.14
  • Opponent$9.55
  • CO average$6.16
  • House average$8.15

Ranks 73 of 404 House members (1 = most spent per vote).

The 2026 raceCO-04: $449K in outside spending so far Every group spending in the race, primary and general, and each candidate’s fundraising.

The 2024 race

Votes and campaign spending in the 2024 race
CandidateVotesCampaign spentPer vote cast
Lauren Boebert (R), won240,213 (53.6%)$5,434,885$12.14
Trisha Calvarese (D)188,249 (42.0%)$4,278,182$9.55

Total votes cast: 447,807. “Per vote cast” is the campaign’s total spending for that election divided by all votes cast in the race.

Tracked issue money in 2026

Money from groups tracked on issue pages
IssueGroupsGivenBundledSpent forSpent against
HousingReal estate and home buildingRealtors PAC (RPAC)$5,000$0$0$0
GunsGun rightsNRA-PVF, NAGR PAC$4,000$0$0$0

Results: MIT Election Data + Science Lab. Spending: FEC candidate totals for the 2024 election (as of Oct. 6, 2026). How this is calculated.