Aspen Hill leans heavily Democratic by roughly 48 points: about 74% of voters vote Democratic and 26% Republican.
About 62% of adults in Aspen Hill typically vote, near the U.S. average of about 62%. Among adults in Aspen Hill, ~46% vote Democratic, ~16% Republican, and ~38% don't vote. The map below shows estimated turnout by block group.
How Aspen Hill compares
Among cities within 25 miles, Aspen Hill leans more Democratic than 105 of 202 neighbors.
Aspen Hill runs about 19 points more Democratic than Maryland as a whole.
Politics vary noticeably by neighborhood within Aspen Hill. The northeast side is the most Democratic-leaning (D+57) and the south side is the least Democratic-leaning (D+32), a spread of about 25 points.
Why Aspen Hill 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 Aspen Hill, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 94% of residents in Aspen Hill live in densely developed areas, about 57 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Aspen Hill sits in the top quarter (about 43%, above 90% of cities). A high never-married share predicts Democratic voting, and about 37% of adults in Aspen Hill have never been married, above 90% of cities.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Aspen Hill, MD sits in the top tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Aspen Hill looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Aspen Hill is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Renters vote less often than owners, and about 33% of households in Aspen Hill rent, above 88% of cities. Crowded housing lines up with lower turnout, and about 6% of homes in Aspen Hill have more than one occupant per room, above 91% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Glenmont, MD D+51
- Wheaton, MD D+48
- Kensington, MD D+63
- North Bethesda, MD D+58
- Garrett Park, MD D+68
- Rockville, MD D+50
- Olney, MD D+40
- Cloverly, MD D+48
- Derwood, MD D+38
- Colesville, MD D+55
Cities with Similar Populations
- West Sacramento, CA D+22
- Gallatin, TN R+27
- Paramount, CA D+35
- Lancaster, OH R+31
- Apache Junction, AZ R+28
- Blacksburg, VA D+38
- Carmichael, CA D+11
- North Highlands, CA D+7
- Montgomery, TX R+54
- Hyattsville, MD D+57
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.