Eagle Butte is a Democratic stronghold. About 77% of voters here vote Democratic and 23% Republican.
About 61% of adults in Eagle Butte typically vote, near the U.S. average of about 62%. Among adults in Eagle Butte, ~47% vote Democratic, ~14% Republican, and ~39% don't vote. The map below shows estimated turnout by block group.
How Eagle Butte compares
Among cities within 25 miles, Eagle Butte leans more Democratic than 5 of 6 neighbors.
Eagle Butte runs about 83 points more Democratic than South Dakota as a whole. South Dakota leans Republican overall, while Eagle Butte is one of the few Democratic-leaning pockets.
Politics vary noticeably by neighborhood within Eagle Butte. The northeast side is the most Democratic-leaning (D+62) and the south side is the least Democratic-leaning (D+38), a spread of about 25 points.
Why Eagle Butte 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 Eagle Butte, not a ranked or complete list of what matters most.
Eagle Butte votes against the grain of South Dakota. South Dakota leans Republican overall, while Eagle Butte runs about 83 points more Democratic. A high never-married share predicts Democratic voting, and about 50% of adults in Eagle Butte have never been married, above 98% of cities.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; Eagle Butte, SD sits in the bottom tenth 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 Eagle Butte looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Eagle Butte is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 45%, about 21 points below the South Dakota average of 66%. Renters vote less often than owners, and about 45% of households in Eagle Butte rent, about 20 points above the U.S. average of 25%. High-crime urban areas turn out at lower rates, and Eagle Butte sits in the top 15% on a violent-crime measure. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- North Eagle Butte, SD D+60
- Lantry, SD D+48
- Green Grass, SD D+14
- Bear Creek, SD D+31
- Orton, SD D+42
- Dupree, SD R+28
- Glad Valley, SD D+37
- Thunder Butte, SD R+33
- Whitehorse, SD R+51
- Cherry Creek, SD D+37
Cities with Similar Populations
- Hopwood, PA R+37
- Georgiana, AL R+17
- Hale, MI R+35
- Rimersburg, PA R+60
- Danville, WV R+62
- Bolton, MS D+17
- Cave Spring, GA R+71
- Amboy, WA R+43
- Butler, TN R+71
- Lee, FL R+53
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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.