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

By the BestNeighborhood data science team. Last updated May 2026.

Dublin leans slightly Democratic by roughly 14 points: about 57% of voters vote Democratic and 43% Republican.

 

About 86% of adults in Dublin typically vote, above the U.S. average of about 62%. Among adults in Dublin, ~49% vote Democratic, ~37% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.

How Dublin compares

Among cities within 25 miles, Dublin leans more Democratic than 76 of 89 neighbors.

Dublin runs about 26 points more Democratic than Ohio as a whole. Ohio leans Republican overall, while Dublin is one of the few Democratic-leaning pockets.

Politics vary noticeably by neighborhood within Dublin. The east side is the most Democratic-leaning (D+22) and the southwest side is the least Democratic-leaning (D+6), a spread of about 16 points.

Why Dublin leans the way it does

This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Dublin, not a ranked or complete list of what matters most.

Areas with high college attainment vote Democratic. About 68% of adults in Dublin hold a bachelor's degree, about 39 points above the U.S. average of 28%. Dense areas vote Democratic, and Dublin sits in the top fifth on density (about 90%, above 96% of cities). Dublin runs against the grain of Ohio, a Democratic-leaning pocket in a Republican-leaning state.

Walkability and Democratic lean

Places with a highly walkable street grid tend to lean Democratic; Dublin, OH sits in the top tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.

Why turnout in Dublin looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Dublin is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 74%, about 14 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 97% of adults in Dublin have completed high school, above 90% of cities. 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.