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

By the BestNeighborhood data science team. Last updated May 2026.

Downtown Jersey City is a Democratic stronghold. About 79% of voters here vote Democratic and 21% Republican.

 

About 51% of adults in Downtown Jersey City typically vote, below the U.S. average of about 62%. Among adults in Downtown Jersey City, ~40% vote Democratic, ~11% Republican, and ~49% don't vote. The map below shows estimated turnout by block group.

How Downtown Jersey City compares

Among neighborhoods within 5 miles, Downtown Jersey City leans more Democratic than 12 of 41 neighbors.

Downtown Jersey City runs about 52 points more Democratic than New Jersey as a whole.

Politics vary noticeably by block within Downtown Jersey City. The southwest side is the most Democratic-leaning (D+63) and the northeast side is the least Democratic-leaning (D+49), a spread of about 15 points.

Why Downtown Jersey City leans the way it does

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

Areas with high college attainment vote Democratic. About 82% of adults in Downtown Jersey City hold a bachelor's degree, about 53 points above the U.S. average of 28%.

Paved land cover and Democratic lean

Places with extensive paved surfaces tend to lean Democratic; Downtown Jersey City, Jersey City, NJ sits in the top tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.

Why turnout in Downtown Jersey City looks the way it does

Renters vote less often than owners. About 77% of households in Downtown Jersey City rent, about 52 points above the U.S. average of 25%. Crowded housing lines up with lower turnout, and about 7% of homes in Downtown Jersey City have more than one occupant per room, above 84% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.

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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.