Epiphany is a Republican stronghold. About 18% of voters here vote Democratic and 82% Republican.
About 68% of adults in Epiphany typically vote, above the U.S. average of about 62%. Among adults in Epiphany, ~12% vote Democratic, ~56% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How Epiphany compares
Among cities within 25 miles, Epiphany leans more Republican than 17 of 25 neighbors.
Epiphany runs about 36 points more Republican than South Dakota as a whole.
Politics vary noticeably by neighborhood within Epiphany. The west side is the most Republican-leaning (R+74) and the north side is the least Republican-leaning (R+52), a spread of about 22 points.
Why Epiphany 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 Epiphany, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 80% of households in Epiphany are family households, about 13 points above the U.S. average of 67%. Rural areas with a high white share vote Republican. Non-Hispanic white share in Epiphany is about 94%, well above similar-sized cities (around 72%).
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Epiphany, SD sits in the top 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 Epiphany looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Epiphany is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 70%, about 10 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 92% of households in Epiphany own their home, about 17 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 96% of adults in Epiphany have completed high school, above 83% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Farmer, SD R+72
- Canova, SD R+52
- Fulton, SD R+74
- Spencer, SD R+53
- Roswell, SD R+54
- Vilas, SD R+53
- Fedora, SD R+55
- Alexandria, SD R+71
- Plano, SD R+65
- Unityville, SD R+52
Cities with Similar Populations
- Alchesay Flat, AZ D+6
- Daniel Springs, GA D+24
- Kintyre, ND R+76
- Summertown, GA R+21
- Valle Escondido, NM D+48
- Slateford, PA R+34
- Kings Ferry, FL R+65
- Oak Forest, IN R+67
- North Granville, NY R+44
- Strange Creek, WV R+59
All Local Stats
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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.