Oklahoma·OK·FIPS 40115

Ottawa County

Voted Republican in 2024 · 11,178 votes cast

About Ottawa County

Ottawa County is a county located in the northeastern corner of the U.S. state of Oklahoma. As of the 2020 census, the population was 30,285. Its county seat is Miami. The county was named for the Ottawa Tribe of Oklahoma. It is also the location of the federally recognized Modoc Nation and the Quapaw Nation, which is based in Quapaw. Ottawa County comprises the Miami micropolitan statistical area, which is included in the Joplin-Miami, MO-OK combined statistical area. The county borders both Kansas and Missouri. The county was an important lead and zinc mining region during the early 1900s, and in 1983, the Tar Creek Superfund site was inaugurated to clean up tailings and prevent groundwater and waterway contamination with leachates.

2024 Presidential Results

All candidates · Ottawa County, Oklahoma

Donald J Trump(Republican)

151.9%16,980

Won by 11,958 votes

Kamala D Harris(Democrat)

44.9%5,022

Other(Other)

2.4%268

Chase Oliver(Libertarian)

0.8%86

Margin History

Red = Republican, Blue = Democratic

2024R+53.5

2020R+51.2

2016R+47.2

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Swung Right in 2024

Ottawa County shifted 2.3 points toward Republicans compared to 2020. Voter turnout decreased by 2.3%.

Ottawa County — Local Discussion

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What does Ottawa County really think?

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