Prince George's County, MD Political Map | Democrat & Republican Areas in Prince George's County

By the BestNeighborhood data science team. Last updated May 2026.

Prince George's County is a Democratic stronghold. About 86% of voters here vote Democratic and 14% Republican.

 

About 62% of adults in Prince George's County typically vote, near the U.S. average of about 62%. Among adults in Prince George's County, ~53% vote Democratic, ~9% Republican, and ~38% don't vote. The map below shows estimated turnout by block group.

How Prince George's County compares

Among counties within 50 miles, Prince George's County leans more Democratic than 23 of 25 neighbors.

Prince George's County runs about 42 points more Democratic than Maryland as a whole.

Politics vary noticeably by city within Prince George's County. The south side is the most Democratic-leaning (D+80) and the northwest side is the least Democratic-leaning (D+57), a spread of about 23 points.

Why Prince George's County leans the way it does

This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Prince George's County, not a ranked or complete list of what matters most.

Dense areas vote Democratic. About 81% of residents in Prince George's County live in densely developed areas, about 45 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Prince George's County sits in the top quarter (about 37%, above 88% of counties). A high never-married share predicts Democratic voting, and about 44% of adults in Prince George's County have never been married, above 96% of counties.

Population density and Democratic lean

Places with high population density tend to lean Democratic; Prince George's County, MD sits in the top tenth nationally on this measure.

Why turnout in Prince George's County looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Prince George's County 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 36% of households in Prince George's County rent, above 89% of counties. High food insecurity lines up with lower turnout, and about 23% of adults in Prince George's County report food insecurity, above 86% of counties. Learn more about the findings and methodology on the political spectrum map.

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.