Miller Dale Colony, SD Political Map | Democrat & Republican Areas in Miller Dale Colony

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

Miller Dale Colony is a Republican stronghold. About 16% of voters here vote Democratic and 84% Republican.

 

About 60% of adults in Miller Dale Colony typically vote, near the U.S. average of about 62%. Among adults in Miller Dale Colony, ~10% vote Democratic, ~50% Republican, and ~40% don't vote. The map below shows estimated turnout by block group.

How Miller Dale Colony compares

Among cities within 25 miles, Miller Dale Colony leans more Republican than 10 of 12 neighbors.

Miller Dale Colony runs about 38 points more Republican than South Dakota as a whole.

Why Miller Dale Colony 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 Miller Dale Colony, not a ranked or complete list of what matters most.

Rural areas with a high white share vote Republican. Miller Dale Colony sits in the bottom quarter on density and about 98% of residents are non-Hispanic white, about 17 points above the South Dakota average of 81%.

Paved land cover and Republican lean

Places with little paved surface tend to lean Republican; Miller Dale Colony, SD sits in the bottom tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.

Why turnout in Miller Dale Colony looks the way it does

Renters vote less often than owners. About 44% of households in Miller Dale Colony rent, about 19 points above the U.S. average of 25%. Strong routine healthcare access lines up with higher turnout, and Miller Dale Colony sits in the top quarter on routine-care measures. Learn more about the findings and methodology on the political spectrum map.

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.