07704 leans slightly Democratic by roughly 8 points: about 54% of voters vote Democratic and 46% Republican.
About more than 99% of adults in 07704 typically vote, above the U.S. average of about 62%. Among adults in 07704, ~54% vote Democratic, ~46% Republican, and ~0% don't vote. The map below shows estimated turnout by block group.
How 07704 compares
Among zip codes within 15 miles, 07704 leans more Democratic than 35 of 42 neighbors.
Politically, 07704 sits close to the rest of New Jersey.
Why 07704 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 07704, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 87% of adults in 07704 hold a bachelor's degree, about 59 points above the U.S. average of 28%. Dense areas vote Democratic, and 07704 sits in the top fifth on density (about 85%, above 85% of zip codes).
Population density and Democratic lean
Places with high population density tend to lean Democratic; 07704, NJ sits in the top quarter nationally on this measure.
Why turnout in 07704 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 07704 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 80%, about 20 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 90% of households in 07704 own their home, about 15 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and more than 99% of adults in 07704 have completed high school, in the top fraction 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.