Mahoning County, OH Political Map | Democrat & Republican Areas in Mahoning County

Mahoning County is a true toss-up. About 49% of voters here vote Democratic and 51% Republican.

 
Mahoning County, OH block-group political-lean map
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About 74% of adults in Mahoning County typically vote, above the U.S. average of about 62%. Among adults in Mahoning County, ~36% vote Democratic, ~38% Republican, and ~26% don't vote. The map below shows estimated turnout by block group.

Mahoning County, OH block-group voter-turnout map
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Colorblind friendly off

How Mahoning County compares

Among counties within 50 miles, Mahoning County sits roughly in the middle of the political spectrum, with 1 neighbors leaning further in the place's direction and 12 leaning the other way.

Mahoning County runs about 10 points more Democratic than Ohio as a whole.

Politics vary noticeably by city within Mahoning County. The northeast side runs the most Democratic (D+53) and the southwest side runs the most Republican (R+36), a spread of about 89 points.

Why Mahoning County leans the way it does

Density, race composition, education, and family structure all sit close to their national averages in Mahoning County. The lean here lands roughly where demographic data alone would predict.

Cancer-screening access and voter turnout

Places with high colon-cancer-screening access tend to turn out at a higher rate; Mahoning County, OH sits in the top quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.

Why turnout in Mahoning County looks the way it does

Turnout in Mahoning County sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.

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Sources and methodology

Precinct-level voting records used to fit the model come from Ohio Secretary of State, Elections, distributed by the Voting and Election Science Team. Demographic inputs come from the U.S. Census Bureau (ACS 5-year estimates and the 2020 Decennial Census). Health and environmental inputs come from the CDC (PLACES and the Environmental Justice Index). Land cover comes from the USGS and EPA. Election-day and lead-up weather come from PRISM 4km daily grids and the NOAA Global Historical Climatology Network. Mail-voting and election-administration patterns come from the MIT Election Lab's Survey of the Performance of American Elections. Block-group crime detail comes from CrimeGrade. Internet data and modeling support provided by ISPreports.org.

Modeling and analysis by the BestNeighborhood data science team. Full methodology and findings: political spectrum map.

Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.