South Center leans heavily Republican by roughly 44 points: about 28% of voters vote Democratic and 72% Republican.
About 77% of adults in South Center typically vote, above the U.S. average of about 62%. Among adults in South Center, ~22% vote Democratic, ~56% Republican, and ~22% don't vote. The map below shows estimated turnout by block group.
How South Center compares
Among cities within 25 miles, South Center leans more Republican than 45 of 77 neighbors.
South Center runs about 25 points more Republican than Indiana as a whole.
Why South Center leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in South Center. The lean here lands roughly where demographic data alone would predict.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; South Center, IN sits below the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in South Center looks the way it does
Homeowners vote more often than renters. About 93% of households in South Center own their home, about 11 points above the Indiana average of 82%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Tracy, IN R+44
- Kingsford Heights, IN R+22
- Hamlet, IN R+50
- Stillwell, IN R+43
- Kingsbury, IN R+41
- Walkerton, IN R+43
- Salem Heights, IN R+43
- Monroe Manor, IN R+11
- Koontz Lake, IN R+54
- Wellsboro, IN R+45
Cities with Similar Populations
- St. Omer, IN R+61
- Hustburg, TN R+66
- Hamill, SD R+69
- Oleander, CA R+37
- Ben Franklin, TX R+75
- Bristow, NE R+73
- Quincy, MS R+84
- Quitman, MO R+66
- Jacksonport, AR R+51
- Porter, WA R+36
All Local Stats
Home Services
Sources and methodology
Precinct-level voting records used to fit the model come from Indiana 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.