Town guide
Altamont
A town of 32 people in South Dakota
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Weather
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About Altamont
Town in South Dakota, United States32Population
1.3 sq miArea
1,850 ftElevation
Altamont is a town in Deuel County, South Dakota, United States. The population was 32 at the 2020 census.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
Town numbers
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Area code605
Living in Altamont
Health in Altamont
Compared with South Dakota
2better than SD·5worse
of 26 measures CDC estimates. The other 19 are too close to call.
BetterToo close to callWorse
What stands out
Care nearby
Sanford Clear Lake Medical CenterClear Lake · 3.8 mi · ER · rural critical access
Access Health - BrookingsBrookings · 36.9 mi · sliding-scale fees
Primary careShortage · county-wide
DentalNo shortage
Mental healthShortage · county-wide
CDC PLACES 2025 · modeled estimates for adults · ZIP code 57226 · CMS · HRSAHealth in Altamont →
Natural hazards in Altamont
Low
Expected storm and flood damage is higher than in 36% of U.S. communities.
🌊 Inland flooding🥶 Cold waves🌪️ Tornadoes
FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Altamont →
Climate in Altamont
Full climate →Altamont has cold, snowy winters and pleasant summers. A typical July afternoon reaches 81°, a January night drops to 4°, and about 61 inches of snow falls in a normal winter.
24° / 7°Winter
52° / 32°Spring
78° / 57°Summer
56° / 35°Fall
NOAA U.S. Climate Normals, 1991–2020Climate in Altamont →
Libraries near Altamont
See all →Nearest: Clear Lake City LibraryClear Lake · 5.7 miles · 33 hrs a week
Where Altamont is
Explore map →
Location map
South Dakota · SDTown boundary on OpenStreetMap →
How things work in Altamont
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