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

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

Mahto leans heavily Democratic by roughly 32 points: about 66% of voters vote Democratic and 34% Republican.

 

About 51% of adults in Mahto typically vote, below the U.S. average of about 62%. Among adults in Mahto, ~34% vote Democratic, ~17% Republican, and ~49% don't vote. The map below shows estimated turnout by block group.

How Mahto compares

Among cities within 25 miles, Mahto leans more Democratic than 5 of 8 neighbors.

Mahto runs about 62 points more Democratic than South Dakota as a whole. South Dakota leans Republican overall, while Mahto is one of the few Democratic-leaning pockets.

Politics vary noticeably by neighborhood within Mahto. The north side runs the most Democratic (D+58) and the northwest side runs the most Republican (R+69), a spread of about 127 points.

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

Mahto votes against the grain of South Dakota. South Dakota leans Republican overall, while Mahto runs about 62 points more Democratic. A high never-married share predicts Democratic voting, and about 42% of adults in Mahto have never been married, above 95% of cities.

Preventive-care access and voter turnout

Places with limited routine preventive-care access tend to turn out at a lower rate; Mahto, SD sits in the bottom quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.

Why turnout in Mahto looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Mahto 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 39% of households in Mahto rent, above 94% of cities. High-crime urban areas turn out at lower rates, and Mahto sits in the top 15% on a violent-crime measure. 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.