07105 leans slightly Democratic by roughly 6 points: about 53% of voters vote Democratic and 47% Republican.
About 25% of adults in 07105 typically vote, below the U.S. average of about 62%. Among adults in 07105, ~13% vote Democratic, ~12% Republican, and ~75% don't vote. The map below shows estimated turnout by block group.
How 07105 compares
Among zip codes within 15 miles, 07105 leans more Democratic than 67 of 253 neighbors.
Politically, 07105 sits close to the rest of New Jersey.
Politics vary noticeably by block within 07105. The southeast side runs the most Democratic (D+32) and the south side runs the most Republican (R+5), a spread of about 37 points.
Why 07105 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 07105, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 99% of residents in 07105 live in densely developed areas, about 62 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 48% of adults in 07105 have never been married, above 94% of zip codes.
Population density and Democratic lean
Places with high population density tend to lean Democratic; 07105, NJ sits in the top tenth nationally on this measure.
Why turnout in 07105 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 07105 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 48%, about 19 points below the New Jersey average of 68%. Renters vote less often than owners, and about 83% of households in 07105 rent, about 58 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 34% of adults in 07105 report food insecurity, above 96% 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.