10303 leans heavily Democratic by roughly 38 points: about 69% of voters vote Democratic and 31% Republican.
About 52% of adults in 10303 typically vote, below the U.S. average of about 62%. Among adults in 10303, ~36% vote Democratic, ~16% Republican, and ~48% don't vote. The map below shows estimated turnout by block group.
How 10303 compares
Among zip codes within 15 miles, 10303 leans more Democratic than 33 of 97 neighbors.
10303 runs about 25 points more Democratic than New York as a whole.
Politics vary noticeably by block within 10303. The northwest side is the most Democratic-leaning (D+60) and the southeast side is the least Democratic-leaning (D+18), a spread of about 42 points.
Why 10303 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 10303, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 97% of residents in 10303 live in densely developed areas, about 60 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 42% of adults in 10303 have never been married, above 90% of zip codes.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 10303, NY 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 10303 looks the way it does
Areas with high food insecurity turn out at lower rates. About 26% of adults in 10303 report food insecurity, about 10 points above the U.S. average of 16%. Renters vote less often than owners, and about 36% of households in 10303 rent, above 83% of zip codes. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
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.