Chillum is a Democratic stronghold. About 82% of voters here vote Democratic and 18% Republican.
About 38% of adults in Chillum typically vote, below the U.S. average of about 62%. Among adults in Chillum, ~31% vote Democratic, ~7% Republican, and ~62% don't vote. The map below shows estimated turnout by block group.
How Chillum compares
Among cities within 25 miles, Chillum leans more Democratic than 149 of 209 neighbors.
Chillum runs about 35 points more Democratic than Maryland as a whole.
Politics vary noticeably by neighborhood within Chillum. The east side is the most Democratic-leaning (D+72) and the southeast side is the least Democratic-leaning (D+53), a spread of about 19 points.
Why Chillum 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 Chillum, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 94% of residents in Chillum live in densely developed areas, about 57 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 51% of adults in Chillum have never been married, above 98% of cities.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Chillum, MD sits in the top tenth nationally on this measure.
Why turnout in Chillum looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Chillum is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The uninsured rate here is about 23%, about 15 points above the Maryland average of 8%. Renters vote less often than owners, and about 55% of households in Chillum rent, about 30 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 29% of adults in Chillum report food insecurity, above 94% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Hyattsville, MD D+57
- Takoma Park, MD D+77
- Mount Rainier, MD D+74
- University Park, MD D+59
- Brentwood, MD D+68
- North Brentwood, MD D+70
- Adelphi, MD D+55
- Cottage City, MD D+68
- Riverdale Park, MD D+56
- Edmonston, MD D+67
Cities with Similar Populations
- Christiansburg, VA R+14
- North Andover, MA D+18
- Winchester, KY R+36
- Plattsburgh, NY D+15
- Palm City, FL R+33
- Mount Dora, FL R+17
- Cumberland, MD R+28
- Elkhorn, NE R+17
- Lancaster, NY R+13
- Locust Grove, GA D+2
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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.