Monroe is a town in McCook County, South Dakota, home to about 233 people across 0.4 square miles. Its ZIP code is 57047.
Homes sold for a median of $64 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Monroe. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Eppley Airfield (OMA)167 miles away |
|---|---|
| Closer regional airport | Sioux Falls Regional Airport (FSD)24 miles away |
| Nearest city of 250,000+ | Omaha, NE167 miles away |
| Nearest city of 1 million+ | Chicago, IL497 miles away |
Straight-line distances from the center of Monroe; 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.
Monroe had 159 residents in the 2020 census, down 2% since 2000.
It’s the 221st largest of 440 towns in South Dakota by population.
McCook County grew from 8,689 residents in 1900 to 5,682 in 2020.
McCook County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 85°F in summer, and winter lows average 8°F. About 27.9 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Bridgewater, SD weather station (15 miles away).
944 jobs at 184 businesses in McCook 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.