Illinois District 12
R+22
Primary: March 17, 2026
District Demographics
Median HHI
$70,903
Unemployment
4.2%
Uninsured
5.1%
Primary Contests
Democratic Primary
Julie Fortier
$41K raised
N/A
Republican Primary
Mike Bost
Inc
$1.1M raised
F
2024 House Results
MIKE BOST
vs74.2%
BRIAN ROBERTS
25.8%
R+48.4
Candidate Details
Mike Bost
Republican
Grade: F
2026 Fundraising$1.1M
Individuals
PACs
JF
Julie Fortier
Democratic
Grade: N/A
2026 Fundraising$41K
Individuals
PACs