Nonpartisan Analysis Since 1980

Michigan
Senate I

State Map

State map

Current Rating

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Not Up This Cycle

Baseline

What's This?
D +4.5
D: 51%, R: 46.5%

Incumbent

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Past Elections

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Calendar

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APR
21
2026
Candidate Filing Deadline
AUG
4
2026
Primary Election Day
NOV
3
2026
Election Day

Analysis

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Senate Report Shorts (Oct. 15, 2026)

October 15, 2026
by Nathan L. Gonzales, Jacob Rubashkin & Inshara Ali

Ratings

2026
January 9, 2025
Not Up This Cycle
2024
February 9, 2024
Tilt Democrat
July 28, 2023
Lean Democrat
January 6, 2023
Battleground Democrat
2020
January 4, 2019
Not Up This Cycle
2018
January 13, 2017
Solid Democrat
2014
January 25, 2013
Not Up This Cycle
2012
September 28, 2012
Solid Democrat
January 28, 2011
Likely Democrat
2010
June 24, 2010
Not Up This Cycle

Baselines

About
2025+4.5D 51.0, R 46.5
2024
+4.5
2022
+5.0
2020
+1.9
2018
+3.7
2016
+1.4
2014
+1.8