Delaware County leans Republican by roughly 16 points: about 42% of voters vote Democratic and 58% Republican.
About 70% of adults in Delaware County typically vote, above the U.S. average of about 62%. Among adults in Delaware County, ~30% vote Democratic, ~41% Republican, and ~29% don't vote. The map below shows estimated turnout by block group.
How Delaware County compares
Among counties within 50 miles, Delaware County leans more Republican than 3 of 6 neighbors.
Delaware County runs about 29 points more Republican than New York as a whole. New York leans Democratic overall, while Delaware County is one of the few Republican-leaning pockets.
Politics vary noticeably by city within Delaware County. The east side runs the most Democratic (D+3) and the south side runs the most Republican (R+34), a spread of about 37 points.
Why Delaware County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Delaware County, not a ranked or complete list of what matters most.
Delaware County votes against the grain of New York. New York leans Democratic overall, while Delaware County runs about 29 points more Republican.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Delaware County, NY sits below the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Delaware County looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Delaware County 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 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Otsego County, NY R+5
- Chenango County, NY R+36
- Schoharie County, NY R+29
- Sullivan County, NY R+11
- Broome County, NY D+3
- Susquehanna County, PA R+45
- Wayne County, PA R+36
- Greene County, NY R+13
- Ulster County, NY D+16
- Herkimer County, NY R+29
Counties with Similar Populations
- Douglas County, WI Even
- Callaway County, MO R+43
- Kendall County, TX R+49
- Kittitas County, WA R+8
- Holmes County, OH R+72
- Shenandoah County, VA R+44
- Ravalli County, MT R+43
- Lawrence County, TN R+68
- Barren County, KY R+50
- Jefferson County, PA R+55
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Sources and methodology
Precinct-level voting records used to fit the model come from New York State Board of 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.