Morningside is a Republican stronghold. About 23% of voters here vote Democratic and 77% Republican.
About 60% of adults in Morningside typically vote, near the U.S. average of about 62%. Among adults in Morningside, ~14% vote Democratic, ~46% Republican, and ~40% don't vote. The map below shows estimated turnout by block group.
How Morningside compares
Among cities within 25 miles, Morningside leans more Republican than 2 of 18 neighbors.
Morningside runs about 25 points more Republican than South Dakota as a whole.
Why Morningside leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Morningside. The lean here lands roughly where demographic data alone would predict.
Housing overcrowding and voter turnout
Places with heavy housing overcrowding tend to turn out at a lower rate; Morningside, SD sits in the top quarter nationally on this measure.
Why turnout in Morningside looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Morningside 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 68%, about 8 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Huron, SD R+41
- Cavour, SD R+60
- Riverside Colony, SD R+62
- Virgil, SD R+67
- Pearl Creek Colony, SD R+59
- Alpena, SD R+56
- Yale, SD R+61
- Wolsey, SD R+70
- Huron Colony, SD R+68
- Woonsocket, SD R+57
Cities with Similar Populations
- Shepherd, MS R+16
- Silver City, NC D+7
- Wallingford, IA R+49
- Preston, WA D+28
- Gladstone, ND R+73
- Gnaw Bone, IN R+41
- Palmer, IL R+59
- Callaway, MN R+48
- Blandburg, PA R+60
- Poynor, TX R+44
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from South Dakota 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.