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Reliance

A town of 128 people in South Dakota
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About Reliance

Town in South Dakota, United States
128Population
1.1 sq miArea
1,791 ftElevation

Reliance is a town in Lyman County, South Dakota, United States. The population was 128 at the 2020 census. Reliance was laid out in 1905.

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

Town numbers

ZIP code57569
Area code605
Living in Reliance

Work & commute in Reliance

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Most working residents leave Reliance for work: only 0% work in town. The top destinations are Oacoma (16%), Presho (8%) and Sioux Falls (8%). Half commute less than 23 miles.

Oacoma
16%
Presho
8%
Sioux Falls
8%
Chamberlain
6%
Census LEHD 2023 · ACSWork & commute in Reliance →

Health in Reliance

Compared with South Dakota

2better than SD·1worse

of 26 measures CDC estimates. The other 23 are too close to call.

BetterToo close to callWorse

What stands out

Care nearby

Sanford Chamberlain Medical CenterChamberlain · 15.3 mi · ER · rural critical access
Access Health - KennebecKennebec · 13.1 mi · sliding-scale fees
Primary careShortage · county-wide
DentalShortage · county-wide
Mental healthShortage · county-wide
CDC PLACES 2025 · modeled estimates for adults · CDC's estimate for Reliance · CMS · HRSAHealth in Reliance →

Natural hazards in Reliance

85
Very high

Expected storm and flood damage is higher than in 85% of U.S. communities.

🌊 Inland flooding🥶 Cold waves🧊 Hail
FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Reliance →

Climate in Reliance

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Reliance has cold, snowy winters and warm summers, with very little rain. A typical July afternoon reaches 88°, a January night drops to 10°, and about 40 inches of snow falls in a normal winter.

33° / 13°Winter
58° / 34°Spring
84° / 59°Summer
62° / 37°Fall
NOAA U.S. Climate Normals, 1991–2020Climate in Reliance →

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Nearest: Lower Brule Community College Public LibraryLower Brule · 13 miles · 40 hrs a week

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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/18 · 2025-01-01