Town guide
Kosciusko
A township of 203 people in Day County, South Dakota
From your neighbors
What’s happening
Weather
Forecast →Coming up
Upcoming events
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Around town
All news →Local news
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The Kosciusko album
0 of 12 shotsNeighbors document Kosciusko together
Outdoors in Kosciusko
Parks & trails →Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
Town numbers
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Living in Kosciusko
Work & commute in Kosciusko
Full picture →Most working residents leave Kosciusko for work: only 1% work in town. The top destinations are Webster (18%), Waubay (9%) and Sisseton (5%). Half commute less than 23 miles.
Webster
18%Waubay
9%Sisseton
5%Waubay
5%Census LEHD 2023 · ACSWork & commute in Kosciusko →
Health in Kosciusko
Compared with South Dakota
4better than SD·11worse
of 26 measures CDC estimates. The other 11 are too close to call.
BetterToo close to callWorse
What stands out
Care nearby
Coteau Des Prairies Health Care SystemSisseton · 15.4 mi · ER · rural critical access
Horizon Health - AberdeenAberdeen · 56.9 mi · sliding-scale fees
Primary careShortage · county-wide
DentalShortage · county-wide
Mental healthShortage · county-wide
CDC PLACES 2025 · modeled estimates for adults · ZIP codes 57239, 57273 · CMS · HRSAHealth in Kosciusko →
Natural hazards in Kosciusko
Moderate
Expected storm and flood damage is higher than in 41% of U.S. communities.
🌊 Inland flooding🥶 Cold waves💨 Strong wind
FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Kosciusko →
Climate in Kosciusko
Full climate →Kosciusko has cold, snowy winters and pleasant summers. A typical July afternoon reaches 80°, a January night drops to 2°, and about 36 inches of snow falls in a normal winter.
22° / 5°Winter
51° / 31°Spring
78° / 57°Summer
54° / 35°Fall
NOAA U.S. Climate Normals, 1991–2020Climate in Kosciusko →
Libraries near Kosciusko
See all →Nearest: Sisseton Wahpeton Community College LibrarySisseton · 11.8 miles · 43 hrs a week
Where Kosciusko is
Explore map →Imported town boundary
South Dakota · SD · Day CountyTown boundary on OpenStreetMap →
Around town
Explore map →Bordering towns
How things work in Kosciusko
All explainers →No one has written Kosciusko’s explainers yetKnow how one of these works here? Each explainer earns +10 karma.