Southside is a Republican stronghold. About 12% of voters here vote Democratic and 88% Republican.
About 87% of adults in Southside typically vote, above the U.S. average of about 62%. Among adults in Southside, ~11% vote Democratic, ~76% Republican, and ~13% don't vote. The map below shows estimated turnout by block group.
How Southside compares
Among cities within 25 miles, Southside leans more Republican than 34 of 68 neighbors.
Southside runs about 45 points more Republican than Alabama as a whole.
Why Southside 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 Southside, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 92% of residents in Southside drive to work alone, about 18 points above the U.S. average of 74%. A high family-household share predicts Republican voting, and about 80% of households in Southside are family households, above 89% of cities.
Park access and Republican lean
Places with low park coverage tend to lean Republican; Southside, AL sits in the bottom quarter nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in Southside looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Southside 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 65%, about 5 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 93% of households in Southside own their home, about 18 points above the U.S. average of 75%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Rainbow City, AL R+59
- Clubview Heights, AL R+30
- Grayton, AL R+80
- Glencoe, AL R+67
- West Wellington, AL R+76
- Ohatchee, AL R+79
- Gadsden, AL R+19
- Wellington, AL R+82
- Curtiston, AL R+67
- Middleton, AL R+79
Cities with Similar Populations
- Adkins, TX R+47
- Naranja, FL D+12
- Good Hope, CA D+4
- Winslow, AZ R+14
- Montgomery, NY R+19
- Hernando, FL R+46
- Fort Salonga, NY R+16
- Mentone, CA R+18
- Groton, MA D+23
- Barnhart, MO R+42
Sources and methodology
Precinct-level voting records used to fit the model come from Alabama Secretary of State, 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.