07023 leans Democratic by roughly 28 points: about 64% of voters vote Democratic and 36% Republican.
About 89% of adults in 07023 typically vote, above the U.S. average of about 62%. Among adults in 07023, ~57% vote Democratic, ~32% Republican, and ~11% don't vote. The map below shows estimated turnout by block group.
How 07023 compares
Among zip codes within 15 miles, 07023 leans more Democratic than 86 of 118 neighbors.
07023 runs about 23 points more Democratic than New Jersey as a whole.
Politics vary noticeably by block within 07023. The west side is the most Democratic-leaning (D+35) and the northeast side is the least Democratic-leaning (D+19), a spread of about 16 points.
Why 07023 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 07023, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 74% of adults in 07023 hold a bachelor's degree, about 46 points above the U.S. average of 28%. Dense areas vote Democratic, and 07023 sits in the top fifth on density (more than 99%, above 97% of zip codes).
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 07023, NJ 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 07023 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 07023 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 77%, about 17 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 88% of households in 07023 own their home, compared to around 73% in nearby zip codes. High high-school completion lines up with higher turnout, and about 97% of adults in 07023 have completed high school, above 91% 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 Jersey Division 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.