Marlton Heights leans Republican by roughly 18 points: about 41% of voters vote Democratic and 59% Republican.
About 84% of adults in Marlton Heights typically vote, above the U.S. average of about 62%. Among adults in Marlton Heights, ~34% vote Democratic, ~50% Republican, and ~16% don't vote. The map below shows estimated turnout by block group.
How Marlton Heights compares
Among cities within 25 miles, Marlton Heights leans more Republican than 161 of 206 neighbors.
Marlton Heights runs about 24 points more Republican than New Jersey as a whole. New Jersey leans Democratic overall, while Marlton Heights is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Marlton Heights. The southeast side is the most split-leaning (R+28) and the northeast side is the least split-leaning (Even), a spread of about 28 points.
Why Marlton Heights 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 Marlton Heights, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 88% of residents in Marlton Heights drive to work alone, about 14 points above the U.S. average of 74%. A high family-household share predicts Republican voting, and about 82% of households in Marlton Heights are family households, above 93% of cities. Marlton Heights 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; Marlton Heights, NJ sits in the top quarter 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 Marlton Heights looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Marlton Heights 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 70%, about 10 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Woodstown, NJ R+12
- Harrisonville, NJ R+28
- Sharptown, NJ R+26
- Portertown, NJ R+33
- Yorktown, NJ R+24
- Swedesboro, NJ Even
- Lincoln, NJ R+26
- Marshalltown, NJ R+33
- Pedricktown, NJ R+14
- Daretown, NJ R+45
Cities with Similar Populations
- Yuba, MI D+12
- Delmont, OH R+51
- Meridian, GA R+17
- New Cuyama, CA R+23
- Story, AR R+67
- Lovilia, IA R+47
- Lignum, VA R+45
- Humboldt, AZ R+48
- Wall, TX R+86
- Hilda, SC R+60
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.