Sedalia leans Republican by roughly 28 points: about 36% of voters vote Democratic and 64% Republican.
About 66% of adults in Sedalia typically vote, near the U.S. average of about 62%. Among adults in Sedalia, ~24% vote Democratic, ~42% Republican, and ~34% don't vote. The map below shows estimated turnout by block group.
How Sedalia compares
Among cities within 25 miles, Sedalia leans more Republican than 17 of 49 neighbors.
Sedalia runs about 9 points more Republican than South Carolina as a whole.
Politics vary noticeably by neighborhood within Sedalia. The northeast side is the most Republican-leaning (R+65) and the east side is the least Republican-leaning (R+15), a spread of about 50 points.
Why Sedalia 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 Sedalia, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 4% of residents in Sedalia live in densely developed areas, about 21 points below the South Carolina average of 24%. A high family-household share predicts Republican voting, and about 75% of households in Sedalia are family households, above 76% of cities.
Population density and Republican lean
Places with low population density tend to lean Republican; Sedalia, SC sits in the bottom quarter nationally on this measure.
Why turnout in Sedalia looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Sedalia is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Cross Keys, SC R+23
- Renno, SC R+56
- Cross Anchor, SC R+66
- Buffalo, SC R+60
- Whitmire, SC R+26
- South Hills, SC R+28
- Union, SC R+17
- Goodwins Crossroads, SC R+58
- Kilgore, SC R+69
- West Springs, SC R+64
Cities with Similar Populations
- Allendorf, IA R+65
- Maple River, IA R+55
- Lansing, MN R+34
- Larabee, PA R+58
- Hord, IL R+71
- Glennon, MO R+71
- Slacks, LA D+11
- Goodwin, AR R+40
- Kelleys Island, OH R+27
- Bloomingville, OH R+40
Sources and methodology
Precinct-level voting records used to fit the model come from South Carolina State Election Commission, 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.