Glenn Dale is a Democratic stronghold. About 85% of voters here vote Democratic and 15% Republican.
About 78% of adults in Glenn Dale typically vote, above the U.S. average of about 62%. Among adults in Glenn Dale, ~67% vote Democratic, ~12% Republican, and ~21% don't vote. The map below shows estimated turnout by block group.
How Glenn Dale compares
Among cities within 25 miles, Glenn Dale leans more Democratic than 164 of 203 neighbors.
Glenn Dale runs about 42 points more Democratic than Maryland as a whole.
Politics vary noticeably by neighborhood within Glenn Dale. The south side is the most Democratic-leaning (D+76) and the northwest side is the least Democratic-leaning (D+64), a spread of about 11 points.
Why Glenn Dale 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 Glenn Dale, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 51% of adults in Glenn Dale hold a bachelor's degree, about 23 points above the U.S. average of 28%. Dense areas vote Democratic, and Glenn Dale sits in the top fifth on density (about 61%, above 90% of cities). A high never-married share predicts Democratic voting, and about 35% of adults in Glenn Dale have never been married, above 87% of cities.
Park access and Democratic lean
Places with heavy park coverage tend to lean Democratic; Glenn Dale, 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 Glenn Dale looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Glenn Dale 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 64%, above 65% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Seabrook, MD D+69
- Lanham, MD D+68
- Mitchellville, MD D+83
- Bowie, MD D+64
- New Carrollton, MD D+70
- Patuxent, MD D+69
- High Bridge Estates, MD D+51
- Greenbelt, MD D+69
- Glenarden, MD D+81
- Riverdale, MD D+63
Cities with Similar Populations
- Welcome, SC D+6
- Anadarko, OK R+24
- Kentwood, LA R+30
- Lincroft, NJ R+25
- Hilmar, CA R+48
- Bayfield, CO R+11
- Alamo Heights, TX D+7
- Newton Highlands, MA D+62
- Halifax, PA R+51
- Ocean View, DE R+7
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.