Hamilton Square, NJ Political Map | Democrat & Republican Areas in Hamilton Square

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

Hamilton Square is a true toss-up. About 50% of voters here vote Democratic and 50% Republican.

 

About 96% of adults in Hamilton Square typically vote, above the U.S. average of about 62%. Among adults in Hamilton Square, ~48% vote Democratic, ~48% Republican, and ~4% don't vote. The map below shows estimated turnout by block group.

How Hamilton Square compares

Among cities within 25 miles, Hamilton Square sits roughly in the middle of the political spectrum, with 78 neighbors leaning further in the place's direction and 93 leaning the other way.

Hamilton Square runs about 5 points more Republican than New Jersey as a whole.

Why Hamilton Square leans the way it does

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

Walkability and Democratic lean

Places with a highly walkable street grid tend to lean Democratic; Hamilton Square, NJ sits in the top tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.

Why turnout in Hamilton Square looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Hamilton Square 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 71%, about 11 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 93% of households in Hamilton Square own their home, about 18 points above the U.S. average of 75%. Learn more about the findings and methodology on the political spectrum map.

All Local Stats

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.