Bel Air South is a true toss-up. About 50% of voters here vote Democratic and 50% Republican.
About 83% of adults in Bel Air South typically vote, above the U.S. average of about 62%. Among adults in Bel Air South, ~41% vote Democratic, ~42% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.
How Bel Air South compares
Among cities within 25 miles, Bel Air South sits roughly in the middle of the political spectrum, with 80 neighbors leaning further in the place's direction and 37 leaning the other way.
Bel Air South runs about 29 points more Republican than Maryland as a whole.
Politics vary noticeably by neighborhood within Bel Air South. The south side runs the most Democratic (D+11) and the east side runs the most Republican (R+11), a spread of about 23 points.
Why Bel Air South leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Bel Air South. The lean here lands roughly where demographic data alone would predict.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Bel Air South, MD sits in the top 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 Bel Air South looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Bel Air South 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 67%, about 7 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 96% of adults in Bel Air South have completed high school, above 85% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Bel Air, MD R+8
- Abingdon, MD D+8
- Joppa, MD R+23
- Pleasant Hills, MD R+17
- Bel Air North, MD R+13
- Riverside, MD D+30
- Belcamp, MD D+21
- Edgewood, MD D+34
- Upper Falls, MD R+39
- Churchville, MD R+22
Cities with Similar Populations
- San Benito, TX R+3
- Florin, CA D+25
- Draper, UT R+12
- Country Club, FL R+22
- Tuckahoe, VA D+13
- Cerritos, CA D+20
- Bloomfield Hills, MI D+13
- Marion, OH R+28
- Grovetown, GA Even
- Morrisville, PA D+17
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.