57567 is a Republican stronghold. About 15% of voters here vote Democratic and 85% Republican.
About 65% of adults in 57567 typically vote, near the U.S. average of about 62%. Among adults in 57567, ~10% vote Democratic, ~55% Republican, and ~35% don't vote. The map below shows estimated turnout by block group.
How 57567 compares
57567 runs about 42 points more Republican than South Dakota as a whole.
Why 57567 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 57567, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 3% of residents in 57567 live in densely developed areas, about 6 points below the South Dakota average of 9%.
High-school completion, developed land, and voter turnout
Places that combine high-school-completion-heavy adults and a rural land-use pattern tend to turn out at a higher rate, as 57567, SD does.
Why turnout in 57567 looks the way it does
High high-school completion lines up with higher turnout, and about 96% of adults in 57567 have completed high school, above 81% of zip codes. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
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.