07045 leans slightly Republican by roughly 10 points: about 45% of voters vote Democratic and 55% Republican.
About 93% of adults in 07045 typically vote, above the U.S. average of about 62%. Among adults in 07045, ~42% vote Democratic, ~51% Republican, and ~7% don't vote. The map below shows estimated turnout by block group.
How 07045 compares
Among zip codes within 15 miles, 07045 leans more Republican than 80 of 108 neighbors.
07045 runs about 15 points more Republican than New Jersey as a whole. New Jersey leans Democratic overall, while 07045 is one of the few Republican-leaning pockets.
Why 07045 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 07045, not a ranked or complete list of what matters most.
07045 votes Republican even though it is densely developed (about 65%, about 29 points above the U.S. average of 36%). State and regional patterns outweigh the Democratic lean that density usually predicts here. A high family-household share predicts Republican voting, and about 76% of households in 07045 are family households, above 83% of zip codes. 07045 runs against the grain of New Jersey, a Republican-leaning pocket in a Democratic-leaning state.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; 07045, 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 07045 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 07045 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 98% of households in 07045 own their home, compared to around 80% in nearby zip codes. High high-school completion lines up with higher turnout, and about 97% of adults in 07045 have completed high school, above 92% 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.