20675 leans Democratic by roughly 20 points: about 60% of voters vote Democratic and 40% Republican.
About 83% of adults in 20675 typically vote, above the U.S. average of about 62%. Among adults in 20675, ~50% vote Democratic, ~33% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.
How 20675 compares
Among zip codes within 15 miles, 20675 leans more Democratic than 10 of 30 neighbors.
20675 runs about 10 points more Republican than Maryland as a whole.
Politics vary noticeably by block within 20675. The northeast side is the most Democratic-leaning (D+48) and the east side is the least Democratic-leaning (D+4), a spread of about 43 points.
Why 20675 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 20675, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 42% of adults in 20675 hold a bachelor's degree, about 14 points above the U.S. average of 28%.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; 20675, MD sits in the top tenth nationally on this measure.
Why turnout in 20675 looks the way it does
Homeowners vote more often than renters. About 95% of households in 20675 own their home, about 18 points above the Maryland average of 77%. 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.