Cabin John is a Democratic stronghold. About 81% of voters here vote Democratic and 19% Republican.
About 98% of adults in Cabin John typically vote, above the U.S. average of about 62%. Among adults in Cabin John, ~79% vote Democratic, ~19% Republican, and ~2% don't vote. The map below shows estimated turnout by block group.
How Cabin John compares
Among cities within 25 miles, Cabin John leans more Democratic than 141 of 208 neighbors.
Cabin John runs about 33 points more Democratic than Maryland as a whole.
Why Cabin John 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 Cabin John, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 87% of adults in Cabin John hold a bachelor's degree, about 59 points above the U.S. average of 28%. Dense areas vote Democratic, and Cabin John sits in the top fifth on density (about 77%, above 94% of cities).
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Cabin John, MD sits in the top tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Cabin John looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Cabin John 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 79%, about 19 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 95% of households in Cabin John own their home, about 20 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and more than 99% of adults in Cabin John have completed high school, in the top fraction of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Glen Echo, MD D+63
- Bethesda, MD D+65
- McLean, VA D+37
- Somerset, MD D+66
- Potomac, MD D+49
- Chevy Chase, MD D+69
- Chevy Chase Village, MD D+69
- Chevy Chase Section Three, MD D+74
- Chevy Chase Section Five, MD D+72
- Martins Additions, MD D+72
Cities with Similar Populations
- Scottsmoor, FL R+56
- Reeseville, WI R+44
- Pleasant Hill, TN R+66
- Berry, KY R+64
- Laotto, IN R+55
- Conway, MO R+70
- Springridge, LA R+62
- Braddock Hills, PA D+39
- New Church, VA Even
- East Setauket, NY R+2
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.