Nanjemoy leans Republican by roughly 20 points: about 40% of voters vote Democratic and 60% Republican.
About 89% of adults in Nanjemoy typically vote, above the U.S. average of about 62%. Among adults in Nanjemoy, ~36% vote Democratic, ~53% Republican, and ~11% don't vote. The map below shows estimated turnout by block group.
How Nanjemoy compares
Among cities within 25 miles, Nanjemoy leans more Republican than 70 of 97 neighbors.
Nanjemoy runs about 49 points more Republican than Maryland as a whole. Maryland leans Democratic overall, while Nanjemoy is one of the few Republican-leaning pockets.
Why Nanjemoy 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 Nanjemoy, not a ranked or complete list of what matters most.
Nanjemoy votes against the grain of Maryland. Maryland leans Democratic overall, while Nanjemoy runs about 49 points more Republican. Rural areas vote Republican, and Nanjemoy sits in the bottom quarter on density (about 5%, below 79% of cities).
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Nanjemoy, MD sits in the bottom tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Nanjemoy looks the way it does
Turnout in Nanjemoy sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Maryland Point, MD R+19
- Doncaster, MD R+18
- Welcome, MD R+33
- Quantico, VA D+38
- Berthaville, VA R+20
- Widewater, VA R+9
- Marbury, MD D+19
- Ripley, MD D+35
- Quantico Base, VA R+5
Cities with Similar Populations
- Alviso, CA D+24
- North Jackson, OH R+43
- Pinewood, SC R+7
- Reedville, VA R+30
- Tunica Resorts, MS D+37
- Edwards AFB, CA R+12
- Oriental, NC R+27
- Mount Sidney, VA R+45
- Central City, PA R+57
- Ontonagon, MI R+27
All Local Stats
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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.