Nonpartisan Analysis Since 1980

Missouri
Senate

State Map

State map

Current Rating

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Not Up This Cycle

2025 Baseline

What's This?
R +17.8
D: 39.8%, R: 57.6%
September 29, 2025
On Sept. 29, 2025, Missouri redrew its congressional map to elect an additional Republican to the House this fall.
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Class I

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Class III

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Past Elections

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Calendar

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MAR
31
2026
Candidate Filing Deadline
AUG
4
2026
Primary Election Day
NOV
3
2026
Election Day

Analysis

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2024 Senate Results Recap

November 15, 2024
by Jacob Rubashkin

Senate Report Shorts (October 31, 2024)

October 31, 2024
by Jacob Rubashkin

Senate Report Shorts (October 10, 2024)

October 10, 2024
by Jacob Rubashkin

Senate Report Shorts (September 26, 2024)

September 26, 2024
by Jacob Rubashkin

2024 Senate Overview (May 9, 2024): Maryland – Ohio

May 9, 2024
by Jacob Rubashkin

2024 Senate Overview (Feb. 9, 2024): Maryland – Ohio

February 9, 2024
by Jacob Rubashkin

2024 Senate Overview (Oct. 27, 2023): Maryland – Ohio

October 27, 2023
by Jacob Rubashkin

2024 Senate Overview (July 28, 2023): Maryland – Ohio

July 28, 2023
by Erin Covey

2024 Senate Overview (April 21, 2023): Maryland – Ohio

April 21, 2023
by Erin Covey

Baseline Update: Which States Shifted the Most After 2022

December 2, 2022
by Bradley Wascher

Ratings

2026
January 9, 2025
Not Up This Cycle
January 6, 2023
Not Up This Cycle
2024
January 6, 2023
Solid Republican
January 6, 2023
Not Up This Cycle
2022
March 8, 2021
Solid Republican
January 8, 2021
Solid Republican
2020
January 4, 2019
Not Up This Cycle
2018
October 26, 2018
Tilt Republican
January 13, 2017
Toss-up
January 13, 2017
Not Up This Cycle
2016
October 14, 2016
Toss-up
September 30, 2016
Tilt Republican
September 2, 2016
Lean Republican
November 6, 2015
Likely Republican
January 9, 2015
Solid Republican
2014
January 25, 2013
Not Up This Cycle
2012
October 26, 2012
Likely Democrat
September 3, 2012
Lean Democrat
August 21, 2012
Toss-up
February 24, 2012
Tilt Republican
April 8, 2011
Toss-up
January 28, 2011
Tilt Democrat
January 1, 2011
Not Up This Cycle
2010
October 8, 2010
Lean Republican
June 24, 2010
Not Up This Cycle
June 24, 2010
Tilt Republican

Baselines

About
2025+17.8D 39.8, R 57.6
2024
+17.8
2022
+15.6
2020
+15.6
2018
+6.5
2016
+7.2
2014
+2.0