12121 leans heavily Republican by roughly 30 points: about 35% of voters vote Democratic and 65% Republican.
About 80% of adults in 12121 typically vote, above the U.S. average of about 62%. Among adults in 12121, ~28% vote Democratic, ~52% Republican, and ~20% don't vote. The map below shows estimated turnout by block group.
How 12121 compares
Among zip codes within 15 miles, 12121 leans more Republican than 31 of 33 neighbors.
12121 runs about 43 points more Republican than New York as a whole. New York leans Democratic overall, while 12121 is one of the few Republican-leaning pockets.
Why 12121 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 12121, not a ranked or complete list of what matters most.
12121 votes against the grain of New York. New York leans Democratic overall, while 12121 runs about 43 points more Republican. A high family-household share predicts Republican voting, and about 77% of households in 12121 are family households, above 85% of zip codes.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; 12121, NY sits in the top tenth nationally on this measure.
Why turnout in 12121 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 12121 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 67%, about 7 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 94% of households in 12121 own their home, compared to around 68% in nearby zip codes. High high-school completion lines up with higher turnout, and about 96% of adults in 12121 have completed high school, above 82% 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.