Ohio·OH·FIPS 39109

Miami County

Voted Republican in 2024 · 59,188 votes cast

About Miami County

Miami County is a county located in the U.S. state of Ohio. As of the 2020 census, the population was 108,774. Its county seat is Troy. The county is named in honor of the Miami people. Miami County is part of the Dayton metropolitan area.

2024 Presidential Results

All candidates · Miami County, Ohio

Donald J Trump(Republican)

72.1%42,677

Won by 26,708 votes

Kamala D Harris(Democrat)

27.0%15,969

Chase Oliver(Libertarian)

0.5%311

Other(Other)

0.4%231

Margin History

Red = Republican, Blue = Democratic

2024R+45.1

2020R+44.3

2016R+45.4

🔴

Swung Right in 2024

Miami County shifted 0.8 points toward Republicans compared to 2020. Voter turnout increased by 2.1%.

🏛

No one has claimed Miami County yet

Be the first citizen to represent your county in the Citizens' Assembly. Your vote will shift Miami County's position on the national map.

Claim Miami County→

Miami County — Local Discussion

0 messages

What does Miami County really think?

Elections happen once every 4 years. On constitution.vote, your voice is heard every day. Join the assembly and vote on the issues that matter to Ohio.

Join the Assembly →Vote on Polls

Election data: MIT Election Data Science Lab, Harvard Dataverse (CC BY 4.0)