Hecla is a city in Brown County, South Dakota, home to about 182 people across 0.3 square miles. Its ZIP code is 57446.
Mostly Hecla
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| Nearest major airport | Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field (MSP)251 miles away |
|---|---|
| Closer regional airport | Aberdeen Regional Airport (ABR)31 miles away |
| Nearest city of 250,000+ | Minneapolis, MN247 miles away |
| Nearest city of 1 million+ | Chicago, IL593 miles away |
Straight-line distances from the center of Hecla; 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.
Hecla had 193 residents in the 2020 census, down 39% since 2000.
It’s the 246th largest of 440 towns in South Dakota by population.
Brown County grew from 15,286 residents in 1900 to 38,301 in 2020.
Brown County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 83°F in summer, and winter lows average 0°F. About 22.5 inches of rain and melted snow fall in a typical year, with about 38 inches of snow.
Source: NOAA 1991–2020 climate normals, Columbia 8 N, SD weather station (12 miles away).
17,306 jobs at 1,245 businesses in Brown 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.