Port Jervis leans Republican by roughly 16 points: about 42% of voters vote Democratic and 58% Republican.
About 63% of adults in Port Jervis typically vote, near the U.S. average of about 62%. Among adults in Port Jervis, ~26% vote Democratic, ~37% Republican, and ~37% don't vote. The map below shows estimated turnout by block group.
How Port Jervis compares
Among cities within 25 miles, Port Jervis leans more Republican than 42 of 127 neighbors.
Port Jervis runs about 29 points more Republican than New York as a whole. New York leans Democratic overall, while Port Jervis is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Port Jervis. The northeast side is the most split-leaning (R+34) and the west side is the least split-leaning (Even), a spread of about 33 points.
Why Port Jervis 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 Port Jervis, not a ranked or complete list of what matters most.
Port Jervis votes Republican even though it is densely developed (about 57%, well above the New York average of 36%). State and regional patterns outweigh the Democratic lean that density usually predicts here. Port Jervis runs against the grain of New York, a Republican-leaning pocket in a Democratic-leaning state.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Port Jervis, NY sits in the top tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Port Jervis looks the way it does
Turnout in Port Jervis 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.
Nearby Cities
- Matamoras, PA R+17
- Huguenot, NY R+34
- Logtown, NY R+35
- Sparrow Bush, NY R+33
- Mount Salem, NJ R+42
- Cuddebackville, NY R+31
- Westtown, NY R+32
- Colesville, NJ R+40
- Montague, NJ R+35
Cities with Similar Populations
- Bogart, GA R+32
- Durham, NH D+47
- Columbia, KY R+59
- Hidalgo, TX R+4
- Taylorsville, KY R+54
- Monroe, WI R+8
- Lake Tapps, WA R+9
- Plano, IL R+3
- Myerstown, PA R+48
- Shorewood, WI D+63
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.