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Ohio·OH·FIPS 39107
Mercer County
Voted Republican in 2024 · 23,753 votes cast
About Mercer County
Mercer County is located in the U.S. state of Ohio. As of the 2020 census, the population was 42,528. Its county seat is Celina. The county was created in 1820 and later organized in 1824. It is named for Hugh Mercer, an officer in the American Revolutionary War.
Read more on Wikipedia →Total Votes (2024)
23,753
Winner Margin
R+66.7
Turnout Change
-0.0%
2020→2024 Swing
R+1.8
2024 Presidential Results
All candidates · Mercer County, Ohio
Donald J Trump(Republican)
83.0%19,710
Won by 15,845 votes
Kamala D Harris(Democrat)
16.3%3,865
Other(Other)
0.4%106
Chase Oliver(Libertarian)
0.3%72
Margin History
Red = Republican, Blue = Democratic
2024R+66.7
2020R+64.9
2016R+65.0
🔴
Swung Right in 2024
Mercer County shifted 1.8 points toward Republicans compared to 2020. Voter turnout decreased by 0.0%.
What does Mercer County really think?
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Election data: MIT Election Data Science Lab, Harvard Dataverse (CC BY 4.0)