Quinn is a town in Pennington County, South Dakota, home to about 48 people across 1.2 square miles. Its ZIP code is 57775.
Mostly Quinn; also Cottonwood
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| Nearest major airport | Denver International Airport (DEN)323 miles away |
|---|---|
| Closer regional airport | Rapid City Regional Airport (RAP)52 miles away |
| Nearest city of 250,000+ | Lincoln, NE355 miles away |
| Nearest city of 1 million+ | Chicago, IL741 miles away |
Straight-line distances from the center of Quinn; 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.
Quinn had 63 residents in the 2020 census, up 43% since 2000.
It’s the 376th largest of 440 towns in South Dakota by population.
Pennington County grew from 5,610 residents in 1900 to 109,222 in 2020.
Pennington County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 88°F in summer, and winter lows average 8°F. About 17.4 inches of rain and melted snow fall in a typical year, with about 38 inches of snow.
Source: NOAA 1991–2020 climate normals, Cottonwood 2 E, SD weather station (12 miles away).
52,402 jobs at 4,137 businesses in Pennington 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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Shares ZIP codes with Cottonwood.
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.