Town guide
Twin Lake
A township of 86 people in Sanborn County, South Dakota
From your neighbors
What’s happening
Weather
Forecast →Coming up
Upcoming events
Nothing on the calendar yet
Add an event →Put the next local happening — a market, a meeting, a concert — on the map.
Around town
All news →Local news
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Headlines via Google News · Articles belong to their publishers.
The Twin Lake album
0 of 12 shotsNeighbors document Twin Lake together
Outdoors in Twin Lake
Parks & trails →Conserved land28%6,478 of 22,928 acres
Trails9.3 mi0.3 mi per sq mi
Parks & preserves0named on the map
Know a trail or park that’s missing? Anyone can add it to OpenStreetMap, and it shows up here on the next refresh.
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
Town numbers
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Living in Twin Lake
Health in Twin Lake
Compared with South Dakota
2better than SD·6worse
of 26 measures CDC estimates. The other 18 are too close to call.
BetterToo close to callWorse
What stands out
Care nearby
Avera Weskota Memorial Medical Center - CahWessington Springs · 15.4 mi · ER · rural critical access
Horizon Health - WoonsocketWoonsocket · 4.3 mi · sliding-scale fees
Primary careShortage · county-wide
DentalNo shortage
Mental healthShortage · county-wide
CDC PLACES 2025 · modeled estimates for adults · ZIP code 57385 · CMS · HRSAHealth in Twin Lake →
Natural hazards in Twin Lake
Moderate
Expected storm and flood damage is higher than in 45% of U.S. communities.
🌊 Inland flooding🌪️ Tornadoes🥶 Cold waves
FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Twin Lake →
Climate in Twin Lake
Full climate →Twin Lake has cold winters and warm summers. A typical July afternoon reaches 86°, a January night drops to 7°, and about 26 inches of snow falls in a normal winter.
30° / 10°Winter
58° / 34°Spring
83° / 59°Summer
60° / 36°Fall
NOAA U.S. Climate Normals, 1991–2020Climate in Twin Lake →
Libraries near Twin Lake
See all →Nearest: Woonsocket Community LibraryWoonsocket · 4.6 miles · 30 hrs a week
Where Twin Lake is
Explore map →Imported town boundary
South Dakota · SD · Sanborn CountyTown boundary on OpenStreetMap →
Around town
Explore map →Bordering towns
Compare side by side:Twin Lake vs BlaineTwin Lake vs WoonsocketTwin Lake vs ElliottTwin Lake vs Logan
How things work in Twin Lake
All explainers →No one has written Twin Lake’s explainers yetKnow how one of these works here? Each explainer earns +10 karma.