Rosemont, OH Political Map | Democrat & Republican Areas in Rosemont

Rosemont leans heavily Republican by roughly 46 points: about 27% of voters vote Democratic and 73% Republican.

 
Rosemont, OH block-group political-lean map
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About 83% of adults in Rosemont typically vote, above the U.S. average of about 62%. Among adults in Rosemont, ~22% vote Democratic, ~61% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.

Rosemont, OH block-group voter-turnout map
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How Rosemont compares

Among cities within 25 miles, Rosemont leans more Republican than 71 of 124 neighbors.

Rosemont runs about 35 points more Republican than Ohio as a whole.

Why Rosemont leans the way it does

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

Preventive-care access and voter turnout

Places with strong routine preventive-care access tend to turn out at a higher rate; Rosemont, OH sits above the national average on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.

Why turnout in Rosemont looks the way it does

Turnout in Rosemont 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.

Cities with Similar Populations

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.