Port Norris leans Republican by roughly 26 points: about 37% of voters vote Democratic and 63% Republican.
About 64% of adults in Port Norris typically vote, near the U.S. average of about 62%. Among adults in Port Norris, ~24% vote Democratic, ~40% Republican, and ~36% don't vote. The map below shows estimated turnout by block group.
How Port Norris compares
Among cities within 25 miles, Port Norris leans more Republican than 51 of 96 neighbors.
Port Norris runs about 33 points more Republican than New Jersey as a whole. New Jersey leans Democratic overall, while Port Norris is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Port Norris. The northwest side is the most Republican-leaning (R+42) and the south side is the least Republican-leaning (R+20), a spread of about 22 points.
Why Port Norris 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 Port Norris, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 10% of adults in Port Norris hold a bachelor's degree, about 32 points below the New Jersey average of 43%. Port Norris runs against the grain of New Jersey, a Republican-leaning pocket in a Democratic-leaning state.
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; Port Norris, NJ sits in the bottom tenth nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Port Norris looks the way it does
Turnout in Port Norris sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Dividing Creek, NJ R+40
- Mauricetown, NJ R+35
- Heislerville, NJ R+42
- Dorchester, NJ R+46
- Leesburg, NJ D+13
- Laurel Lake, NJ R+24
- Turkey Point Corner, NJ R+41
- Port Elizabeth, NJ R+45
- Delmont, NJ R+45
Cities with Similar Populations
- Burdett, NY R+3
- Paxtang, PA D+25
- Avant, OK R+69
- Negley, OH R+55
- Uneedus, LA R+63
- Volcano, CA R+30
- Newport Center, VT R+28
- Deputy, IN R+61
- Holladay, TN R+67
- Theriot, LA R+79
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.