Mission Ridge, SD Political Map | Democrat & Republican Areas in Mission Ridge

By the BestNeighborhood data science team. Last updated May 2026.

Mission Ridge is a Republican stronghold. About 20% of voters here vote Democratic and 80% Republican.

 

About 50% of adults in Mission Ridge typically vote, below the U.S. average of about 62%. Among adults in Mission Ridge, ~10% vote Democratic, ~40% Republican, and ~50% don't vote. The map below shows estimated turnout by block group.

How Mission Ridge compares

Among cities within 25 miles, Mission Ridge leans more Republican than 4 of 8 neighbors.

Mission Ridge runs about 30 points more Republican than South Dakota as a whole.

Why Mission Ridge 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 Mission Ridge, not a ranked or complete list of what matters most.

Areas with many family households vote Republican. About 89% of households in Mission Ridge are family households, about 23 points above the U.S. average of 67%. Rural areas vote Republican, and Mission Ridge sits in the bottom quarter on density (about 4%, below 88% of cities).

Park access and Republican lean

Places with low park coverage tend to lean Republican; Mission Ridge, SD 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 Mission Ridge looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Mission Ridge 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 72%, about 12 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.

All Local Stats

Home Services

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.