Hackensack leans heavily Democratic by roughly 36 points: about 68% of voters vote Democratic and 32% Republican.
About 50% of adults in Hackensack typically vote, below the U.S. average of about 62%. Among adults in Hackensack, ~34% vote Democratic, ~16% Republican, and ~50% don't vote. The map below shows estimated turnout by block group.
How Hackensack compares
Among cities within 25 miles, Hackensack leans more Democratic than 275 of 315 neighbors.
Hackensack runs about 30 points more Democratic than New Jersey as a whole.
Politics vary noticeably by neighborhood within Hackensack. The east side is the most Democratic-leaning (D+44) and the southeast side is the least Democratic-leaning (D+22), a spread of about 21 points.
Why Hackensack 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 Hackensack, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 98% of residents in Hackensack live in densely developed areas, about 62 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Hackensack sits in the top quarter (about 40%, above 87% of cities). A high never-married share predicts Democratic voting, and about 43% of adults in Hackensack have never been married, above 95% of cities.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Hackensack, NJ sits in the top tenth nationally on this measure.
Why turnout in Hackensack looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Hackensack 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 62% of households in Hackensack rent, compared to around 39% in nearby cities. Crowded housing lines up with lower turnout, and about 7% of homes in Hackensack have more than one occupant per room, above 92% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Maywood, NJ D+8
- Bogota, NJ D+12
- South Hackensack, NJ R+9
- Lodi, NJ Even
- Teaneck, NJ D+27
- Rochelle Park, NJ R+8
- Teterboro, NJ R+6
- Hasbrouck Heights, NJ R+7
- Ridgefield Park, NJ D+7
- Little Ferry, NJ Even
Cities with Similar Populations
- Hanover, PA R+29
- Brunswick, OH R+21
- Seguin, TX R+26
- Columbus, MS D+11
- Bessemer, AL D+33
- North Bethesda, MD D+58
- Cutler Bay, FL R+11
- Butler, PA R+29
- Thomasville, NC R+28
- Bountiful, UT R+12
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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.