Jamestown leans slightly Republican by roughly 8 points: about 46% of voters vote Democratic and 54% Republican.
About 61% of adults in Jamestown typically vote, near the U.S. average of about 62%. Among adults in Jamestown, ~28% vote Democratic, ~33% Republican, and ~39% don't vote. The map below shows estimated turnout by block group.
How Jamestown compares
Among cities within 25 miles, Jamestown leans more Republican than 4 of 93 neighbors.
Jamestown runs about 20 points more Republican than New York as a whole. New York leans Democratic overall, while Jamestown is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Jamestown. The north side runs the most Democratic (D+4) and the northwest side runs the most Republican (R+25), a spread of about 29 points.
Why Jamestown 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 Jamestown, not a ranked or complete list of what matters most.
Jamestown votes Republican even though it is densely developed (about 77%, far above the New York average of 36%). State and regional patterns outweigh the Democratic lean that density usually predicts here. Jamestown runs against the grain of New York, a Republican-leaning pocket in a Democratic-leaning state.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; Jamestown, NY sits in the bottom quarter nationally 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 Jamestown looks the way it does
Renters vote less often than owners. About 45% of households in Jamestown rent, about 20 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 21% of adults in Jamestown report food insecurity, above 82% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Celoron, NY R+10
- Falconer, NY R+29
- Lakewood, NY R+13
- Greenhurst, NY R+11
- Kiantone, NY R+42
- Frewsburg, NY R+43
- Kimball Stand, NY R+36
- Poland Center, NY R+48
- Bemus Point, NY R+14
Cities with Similar Populations
- East Hill-Meridian, WA D+24
- Sahuarita, AZ R+7
- Parkland, WA D+16
- Greenfield, WI D+6
- Linton Hall, VA D+9
- Rock Island, IL D+29
- Saratoga Springs, NY D+23
- Gahanna, OH D+21
- Severn, MD D+34
- Russellville, AR R+35
All Local Stats
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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.