Greentree, NJ Political Map | Democrat & Republican Areas in Greentree

Greentree leans heavily Democratic by roughly 32 points: about 66% of voters vote Democratic and 34% Republican.

 
Greentree, NJ block-group political-lean map
Click the map to explore
D+100 D+50 Even R+50 R+100
More liberal More conservative

About 83% of adults in Greentree typically vote, above the U.S. average of about 62%. Among adults in Greentree, ~55% vote Democratic, ~28% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.

Greentree, NJ block-group voter-turnout map
Click the map to explore
0% 50% 100%
Lower turnout Higher turnout
Colorblind friendly off

How Greentree compares

Among cities within 25 miles, Greentree leans more Democratic than 175 of 220 neighbors.

Greentree runs about 27 points more Democratic than New Jersey as a whole.

Why Greentree leans the way it does

This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Greentree, not a ranked or complete list of what matters most.

Areas with high college attainment vote Democratic. About 71% of adults in Greentree hold a bachelor's degree, about 42 points above the U.S. average of 28%. Dense areas vote Democratic, and Greentree sits in the top fifth on density (about 82%, above 95% of cities).

Preventive-care access and voter turnout

Places with strong routine preventive-care access tend to turn out at a higher rate; Greentree, 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 Greentree looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Greentree 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 72%, about 12 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 97% of adults in Greentree have completed high school, above 92% of cities. Learn more about the findings and methodology on the political spectrum map.

Home Services

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.