07640 leans slightly Democratic by roughly 6 points: about 53% of voters vote Democratic and 47% Republican.
About 90% of adults in 07640 typically vote, above the U.S. average of about 62%. Among adults in 07640, ~48% vote Democratic, ~42% Republican, and ~10% don't vote. The map below shows estimated turnout by block group.
How 07640 compares
Among zip codes within 15 miles, 07640 leans more Democratic than 76 of 190 neighbors.
Politically, 07640 sits close to the rest of New Jersey.
Why 07640 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 07640, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 71% of adults in 07640 hold a bachelor's degree, about 42 points above the U.S. average of 28%. Density combined with diversity predicts Democratic voting, and non-Hispanic white share in 07640 is about 66%, below 72% of zip codes.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; 07640, NJ sits in the top tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in 07640 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 07640 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 94% of households in 07640 own their home, about 18 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 98% of adults in 07640 have completed high school, above 94% 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.