20882 leans Democratic by roughly 16 points: about 58% of voters vote Democratic and 42% Republican.
About 86% of adults in 20882 typically vote, above the U.S. average of about 62%. Among adults in 20882, ~50% vote Democratic, ~36% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How 20882 compares
Among zip codes within 15 miles, 20882 leans more Democratic than 12 of 46 neighbors.
20882 runs about 12 points more Republican than Maryland as a whole.
Politics vary noticeably by block within 20882. The south side is the most Democratic-leaning (D+31) and the northeast side is the least Democratic-leaning (Even), a spread of about 31 points.
Why 20882 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 20882, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 59% of adults in 20882 hold a bachelor's degree, about 31 points above the U.S. average of 28%.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; 20882, MD sits in the top tenth nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in 20882 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 20882 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 74%, about 14 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 94% of households in 20882 own their home, compared to around 75% in nearby zip codes. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
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.