Mike Bost

RepublicanDistrict R+22119th CongressOn the ballot 2026

Typical swing score42#182 of 431 representatives across tracked bills

Contact Mike Bost’s office

Official D.C. office details from the congress-legislators dataset

Call office 202-225-5661 Contact via website

Washington, D.C. office

352 Cannon House Office Building Washington DC 20515-1312

Model

v3defaultv2

Directional: count only breaks toward the other party Why do scores change?

Signals to watch

What in this member’s district, record and ideology could move them, and in which direction. Their score is the same on every bill they haven’t committed to, so these are the things to watch.

Could pull them toward Democrats · 2 signals

Strong
Backs 4 Democratic-led tracked billsSponsor or active cosponsor of 4 of the 865 tracked bills that were introduced by Democrats: H.R. 2466, H.R. 5773, H.R. 6020, H.R. 8205.
Weak
50th most moderate of 219 House RepublicansDW-NOMINATE +0.402 vs. the House Republican median of +0.530: 0.128 toward the Democrats (rank 50 of 219 by distance toward the Democrats).

Keeps them with Republicans · 1 signal

Medium
Safe Republican district: IL-12 is R+22IL-12 has a partisan lean of R+22 (25% 2020 / 75% 2024 presidential two-party vote vs. the nation). Little electoral pressure to break with the party.

Bill-specific inputsVotes on similar past bills and committee seats vary by bill, so they appear in the swing-v3 scores below rather than here.

Term and election

From the congress-legislators dataset

On the ballot 2026

Current term: January 3, 2025 – January 3, 2027
Next election: November 3, 2026
Years in office: 11.8 years

Committees

Seats on a bill’s committee of referral add a in swing-v3

House Committee on Veterans' AffairsChair
Majority · 1st in seniority
House Committee on Agriculture
Majority · 9th in seniority
- Subcommittee on General Farm Commodities, Risk Management, and Credit
House Committee on Transportation and Infrastructure
Majority · 8th in seniority
- Subcommittee on Water Resources and Environment
- Subcommittee on Highways and Transit

Voting ideology

first dimension, from Voteview

R median

D median

Bost

← More liberal (−1)More conservative (+1) →

Their score of +0.402 is 0.13 to the left of the House Republican median (+0.530).

Advocacy scorecards

Their rating vs. the House Republican average

119th Congress81
House Republican average: 86 (n=217)

Swing score by bill

swing-v2 · a bill marks a member as committed to it

Showing 101–150 of 858 tracked bills, best swing first

Swing score for Mike Bost on each tracked bill
Bill	Their role	Swing score ·
H.R. 3922Cross-Boundary Wildfire Solutions ActSummary on Congress.gov	No position yetNow in the Senate	47	Middle
H.R. 3937Wabeno Economic Development ActSummary on Congress.gov