Lanham is a Democratic stronghold. About 84% of voters here vote Democratic and 16% Republican.
About 63% of adults in Lanham typically vote, near the U.S. average of about 62%. Among adults in Lanham, ~53% vote Democratic, ~10% Republican, and ~37% don't vote. The map below shows estimated turnout by block group.
How Lanham compares
Among cities within 25 miles, Lanham leans more Democratic than 160 of 207 neighbors.
Lanham runs about 40 points more Democratic than Maryland as a whole.
Politics vary noticeably by neighborhood within Lanham. The east side is the most Democratic-leaning (D+75) and the north side is the least Democratic-leaning (D+53), a spread of about 22 points.
Why Lanham 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 Lanham, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 76% of residents in Lanham live in densely developed areas, about 40 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Lanham sits in the top quarter (about 34%, above 81% of cities). A high never-married share predicts Democratic voting, and about 41% of adults in Lanham have never been married, above 94% of cities.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Lanham, MD sits in the top tenth nationally on this measure.
Why turnout in Lanham looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Lanham is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Seabrook, MD D+69
- New Carrollton, MD D+70
- Riverdale, MD D+63
- Glenn Dale, MD D+71
- Glenarden, MD D+81
- Landover Hills, MD D+60
- Greenbelt, MD D+69
- Mitchellville, MD D+83
- East Riverdale, MD D+56
- Landover, MD D+78
Cities with Similar Populations
- Arcadia, FL R+31
- Hawthorne, NJ R+8
- St. John, IN R+27
- Sterling, IL R+5
- Glenvar Heights, FL R+11
- Rockingham, NC R+16
- Mill Valley, CA D+55
- Prospect, KY R+7
- Albert Lea, MN R+11
- Highland, UT R+49
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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.