Marlton is a Democratic stronghold. About 89% of voters here vote Democratic and 11% Republican.
About 77% of adults in Marlton typically vote, above the U.S. average of about 62%. Among adults in Marlton, ~68% vote Democratic, ~9% Republican, and ~23% don't vote. The map below shows estimated turnout by block group.
How Marlton compares
Among cities within 25 miles, Marlton leans more Democratic than 155 of 178 neighbors.
Marlton runs about 50 points more Democratic than Maryland as a whole.
Why Marlton 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, not a ranked or complete list of what matters most.
Density combined with diversity predicts Democratic voting. Non-Hispanic white share in Marlton is about 8%, about 65 points below the U.S. average of 72%. High college attainment predicts Democratic voting, and Marlton sits in the top quarter (about 40%, above 87% of cities). A high never-married share predicts Democratic voting, and about 36% of adults in Marlton have never been married, above 89% of cities.
Park access and Democratic lean
Places with heavy park coverage tend to lean Democratic; Marlton, MD sits in the top tenth nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in Marlton looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Marlton 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 63%, above 57% of cities. High high-school completion lines up with higher turnout, and about 96% of adults in Marlton have completed high school, above 84% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Croom, MD D+33
- Cheltenham, MD D+83
- Rosaryville, MD D+77
- Leon, MD D+52
- Marlboro Village, MD D+85
- Westphalia, MD D+79
- Upper Marlboro, MD D+76
- Clinton, MD D+79
- Andrews AFB, MD D+28
Cities with Similar Populations
- White River Junction, VT D+21
- Dunbar, WV D+3
- Shelley, ID R+64
- Chanute, KS R+40
- Rolesville, NC D+8
- Mount Horeb, WI D+16
- Madeira, OH D+11
- Oroville East, CA R+29
- Bealeton, VA R+28
- New Boston, MI R+27
Sources and methodology
Precinct-level voting records used to fit the model come from Maryland State Board 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.