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Mike Bost

Mike Bost

Republican
ChamberHouse of RepresentativesStateIllinoisServing since2015

Mike Bost is a Republican member of the U.S. House representing Illinois’s 12th district since 2015.

Term history

House of Representatives

  1. 2025 – presentCurrent
  2. 2023 – 2025
  3. 2021 – 2023

Ranges reflect service years per chamber; “present” indicates the current term.

Sponsored and cosponsored legislation

Explore the policy areas and legislative topics that appear most often across this member’s sponsored and cosponsored bills.
Includes sponsored + co-sponsored bills
Loading bills…

Votes aligned with party majority

How often this member voted with most members of their party on House roll calls.
Attendance99%
100%
Voted with party majority
Compared across 486 votes • 6 missed
Compared with House median
+2.0 pts
Alignment percentile
Top 0%
Attendance vs House
+0.6 pts
Attendance percentile
66th percentile
Biggest differences by policy area
Congress0.0 ptsCommerce0.0 ptsEconomics and Public Finance0.0 pts
Voting with party majority by policy area

Voting activity

Daily voting activity over the last 90 days. Darker squares indicate more votes on that day.
Last 90 days • Updated Apr 17, 2026, 3:35 PM

Daily voting activity over the last 90 days. Darker squares indicate more votes on that day.

Last 90 days
lessmore
Mostly passedMostly failed
Summary
16 active days
50 total votes
Busiest: Apr 16 (8)
Days with votes: 16 • Max/day: 8 • Avg/active day: 3.1

Recent votes

Most recent first
Failed
—
Roll call 2-123Yea
Passed
—
Roll call 2-122Yea
Passed
HR-1689
Roll call 2-120Nay
Passed
HRES-965
Roll call 2-119Nay
Passed
HR-6398
Roll call 2-118Yea
Failed
HR-6398
Roll call 2-117Nay
Passed
HR-6409
Roll call 2-116Yea
Failed
HR-6409
Roll call 2-115Nay
Passed
HRES-965
Roll call 2-113Nay
Passed
HR-7613
Roll call 2-110Yea
Passed
HR-1011
Roll call 2-109Yea
Passed
—
Roll call 2-106Yea
Passed
HR-7084
Roll call 2-105Yea