Glenham is a town in Walworth County, South Dakota, home to about 95 people across 0.3 square miles. Its ZIP code is 57631.
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| Nearest major airport | Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field (MSP)346 miles away |
|---|---|
| Closer regional airport | Pierre Regional Airport (PIR)79 miles away |
| Nearest city of 250,000+ | Minneapolis, MN343 miles away |
| Nearest city of 1 million+ | Chicago, IL678 miles away |
Straight-line distances from the center of Glenham; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Glenham had 112 residents in the 2020 census, down 19% since 2000.
It’s the 306th largest of 440 towns in South Dakota by population.
Walworth County grew from 3,839 residents in 1900 to 5,315 in 2020.
Walworth County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 87°F in summer, and winter lows average 6°F. About 18 inches of rain and melted snow fall in a typical year, with about 31 inches of snow.
Source: NOAA 1991–2020 climate normals, Mobridge Muni Ap, SD weather station (7 miles away).
1,607 jobs at 210 businesses in Walworth County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.