Stone Harbor leans slightly Republican by roughly 8 points: about 46% of voters vote Democratic and 54% Republican.
About 75% of adults in Stone Harbor typically vote, above the U.S. average of about 62%. Among adults in Stone Harbor, ~34% vote Democratic, ~41% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How Stone Harbor compares
Among cities within 25 miles, Stone Harbor leans more Republican than 8 of 52 neighbors.
Stone Harbor runs about 14 points more Republican than New Jersey as a whole. New Jersey leans Democratic overall, while Stone Harbor is one of the few Republican-leaning pockets.
Why Stone Harbor 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 Stone Harbor, not a ranked or complete list of what matters most.
Stone Harbor votes Republican even though it is densely developed (about 29%, far below the New Jersey average of 61%). Here an older population outweighs the Democratic lean that density usually predicts. Stone Harbor runs against the grain of New Jersey, a Republican-leaning pocket in a Democratic-leaning state.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Stone Harbor, NJ sits in the top tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Stone Harbor looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Stone Harbor 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 76%, about 15 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and more than 99% of adults in Stone Harbor have completed high school, in the top fraction of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Avalon, NJ R+13
- North Wildwood, NJ R+27
- Swainton, NJ R+26
- Cape May Court House, NJ R+20
- West Wildwood, NJ R+30
- Wildwood, NJ R+9
- Rio Grande, NJ R+19
- South Dennis, NJ R+27
- Wildwood Crest, NJ R+23
Cities with Similar Populations
- Waltonville, IL R+61
- Bell, MI R+33
- Cabin Creek, WV R+32
- Glyndon, MD D+11
- Phippsburg, CO R+2
- Elcho, WI R+37
- Limedale, IN R+55
- Alvordton, OH R+64
- Stringtown, MO R+69
- Wapella, IL R+53
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.