New Effington leans heavily Republican by roughly 46 points: about 27% of voters vote Democratic and 73% Republican.
About 59% of adults in New Effington typically vote, near the U.S. average of about 62%. Among adults in New Effington, ~16% vote Democratic, ~43% Republican, and ~41% don't vote. The map below shows estimated turnout by block group.
How New Effington compares
Among cities within 25 miles, New Effington leans more Republican than 10 of 17 neighbors.
New Effington runs about 17 points more Republican than South Dakota as a whole.
Politics vary noticeably by neighborhood within New Effington. The northwest side is the most Republican-leaning (R+50) and the southwest side is the least Republican-leaning (R+29), a spread of about 21 points.
Why New Effington 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 New Effington, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 4% of residents in New Effington live in densely developed areas, about 32 points below the U.S. average of 36%.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; New Effington, SD sits below the national average 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 New Effington looks the way it does
Turnout in New Effington sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Victor, SD R+55
- Claire City, SD R+44
- Rosholt, SD R+54
- Sisseton, SD Even
- Hankinson, ND R+49
- Browns Valley, MN R+36
- Veblen, SD R+20
- Bonanza Grove, MN R+50
- Lidgerwood, ND R+45
Cities with Similar Populations
- New Canton, TN R+66
- East St. Johnsbury, VT R+10
- Calcasieu, LA R+84
- Paul Smiths, NY D+20
- Eden Mills, VT R+29
- Hawleys, NY R+37
- Patten, GA R+57
- White Oak Flat, TN R+64
- Chestnut, IL R+55
- Hamlin, PA R+57
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.