Nonpartisan Analysis Since 1980

Illinois
12th District

Southern Illinois and southeastern St. Louis exurbs

District Map

District map

Current Rating

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Solid R

2024 Baseline

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R +39.3
D: 29%, R: 68.3%

2026 Election

Incumbent

Candidates

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Past Elections

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Calendar

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NOV
3
2025
Candidate Filing Deadline
MAR
17
2026
Primary Election Day
NOV
3
2026
Election Day

Analysis

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Illinois Primary Results: Democrats Nominate Likely New Members

March 18, 2026
by Jacob Rubashkin

House Overview (March 12, 2026): Alabama – Iowa

March 12, 2026
by Jacob Rubashkin

Report Shorts (January 22, 2026)

January 22, 2026
by Nathan Gonzales

2026 House Overview (Dec. 5, 2025): Alabama – Iowa

December 5, 2025
by Jacob Rubashkin

Report Shorts (Nov. 6, 2025)

November 6, 2025
by Jacob Rubashkin

2026 House Overview (Sept. 11, 2025): Alabama – Iowa

September 11, 2025
by Jacob Rubashkin

2026 House Overview (June 5, 2025): Alaska – Iowa

June 5, 2025
by Jacob Rubashkin

Report Shorts (May 15, 2025)

May 15, 2025
by Jacob Rubashkin

Report Shorts (May 1, 2025)

May 1, 2025
by Jacob Rubashkin

Report Shorts (March 20, 2025)

March 20, 2025
by Jacob Rubashkin

Ratings

2026
December 5, 2025
Solid Republican
March 7, 2025
Solid Republican
2024
December 1, 2023
Solid Republican
March 10, 2023
Solid Republican
2022
January 28, 2022
Solid Republican
2020
December 6, 2019
Solid Republican
February 15, 2019
Solid Republican
2018
August 17, 2018
Tilt Republican
December 1, 2017
Lean Republican
September 1, 2017
Lean Republican
July 7, 2017
Likely Republican
February 27, 2017
Solid Republican
2016
January 8, 2016
Solid Republican
December 4, 2015
Solid Republican
April 3, 2015
Likely Republican
2014
October 24, 2014
Tilt Republican
September 24, 2014
Toss-up
August 15, 2014
Tilt Democrat
December 17, 2013
Lean Democrat
March 8, 2013
Lean Democrat
2012
October 5, 2012
Toss-up
June 1, 2012
Tilt Republican
January 13, 2012
Toss-up
December 2, 2011
Tilt Democrat
October 7, 2011
Tilt Democrat
June 21, 2011
Likely Democrat
2010
August 23, 2010
Solid Democrat