La Plant is a community in Dewey County, South Dakota, home to about 240 people across 9.4 square miles. Its ZIP code is 57652.
Mostly La Plant
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| Nearest major airport | Eppley Airfield (OMA)359 miles away |
|---|---|
| Closer regional airport | Pierre Regional Airport (PIR)59 miles away |
| Nearest city of 250,000+ | Omaha, NE355 miles away |
| Nearest city of 1 million+ | Chicago, IL687 miles away |
Straight-line distances from the center of La Plant; 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.
La Plant had 167 residents in the 2020 census, up 11% since 2000.
It’s the 217th largest of 440 towns in South Dakota by population.
Dewey County grew from 1,145 residents in 1910 to 5,239 in 2020.
Dewey County, 1910–2020
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 (26 miles away).
778 jobs at 103 businesses in Dewey 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.
Public schools here are run by Tiospaye Topa School. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Tiospaye Topa SchoolLaPlant | K–12 | 166 | Public | 4.2 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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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.