Greenville, Jersey City, NJ Political Map | Democrat & Republican Areas in Greenville

Greenville is a Democratic stronghold. About 75% of voters here vote Democratic and 25% Republican.

 
Greenville, Jersey City, 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 47% of adults in Greenville typically vote, below the U.S. average of about 62%. Among adults in Greenville, ~35% vote Democratic, ~12% Republican, and ~53% don't vote. The map below shows estimated turnout by block group.

Greenville, Jersey City, NJ block-group voter-turnout map
Click the map to explore
30% 50% 70% 90%
Lower turnout Higher turnout
Colorblind friendly off

How Greenville compares

Among neighborhoods within 5 miles, Greenville leans more Democratic than 9 of 19 neighbors.

Greenville runs about 45 points more Democratic than New Jersey as a whole.

Politics vary noticeably by block within Greenville. The east side is the most Democratic-leaning (D+74) and the west side is the least Democratic-leaning (D+17), a spread of about 57 points.

Why Greenville leans the way it does

Density, race composition, education, and family structure all sit close to their national averages in Greenville. The lean here lands roughly where demographic data alone would predict.

Population density and Democratic lean

Places with high population density tend to lean Democratic; Greenville, Jersey City, NJ sits in the top tenth nationally on this measure.

Why turnout in Greenville looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Greenville is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Renters vote less often than owners, and about 65% of households in Greenville rent, about 40 points above the U.S. average of 25%. Crowded housing lines up with lower turnout, and about 10% of homes in Greenville have more than one occupant per room, above 91% of neighborhoods. 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.