Wagner, SD Political Map | Democrat & Republican Areas in Wagner

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

Wagner leans Republican by roughly 18 points: about 41% of voters vote Democratic and 59% Republican.

 

About 59% of adults in Wagner typically vote, near the U.S. average of about 62%. Among adults in Wagner, ~24% vote Democratic, ~35% Republican, and ~41% don't vote. The map below shows estimated turnout by block group.

How Wagner compares

Among cities within 25 miles, Wagner leans more Republican than 2 of 17 neighbors.

Wagner runs about 10 points more Democratic than South Dakota as a whole.

Politics vary noticeably by neighborhood within Wagner. The southeast side is the most Republican-leaning (R+46) and the west side is the least Republican-leaning (R+11), a spread of about 35 points.

Why Wagner leans the way it does

Density, race composition, education, and family structure all sit close to their national averages in Wagner. The lean here lands roughly where demographic data alone would predict.

Never-married share, developed land, and voter turnout

Places that combine a never-married-heavy adult population and a heavily developed built environment tend to turn out at a lower rate, as Wagner, SD does.

Why turnout in Wagner looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Wagner is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Renters vote less often than owners, and about 40% of households in Wagner rent, compared to around 24% in nearby cities. Learn more about the findings and methodology on the political spectrum map.

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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.