Greentree leans heavily Democratic by roughly 32 points: about 66% of voters vote Democratic and 34% Republican.
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.
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.
Nearby Cities
- Springdale, NJ D+35
- Ramblewood, NJ D+9
- Cherry Hill, NJ D+26
- Marlton, NJ D+8
- Ashland, NJ D+26
- Voorhees, NJ D+25
- Magnolia, NJ D+13
- Echelon, NJ D+31
- Cherry Hill Mall, NJ D+26
Cities with Similar Populations
- Lakeland South, WA D+8
- Long Valley, NJ R+15
- Gunbarrel, CO D+55
- Middlebury, IN R+56
- St. Marys, OH R+54
- North Lindenhurst, NY R+20
- Laurel, MT R+42
- Waynesburg, PA R+29
- Westwood, MI D+36
- Huntertown, IN R+36
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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.