Henry is a town in Codington County, South Dakota, home to about 237 people across 1.4 square miles. Its ZIP code is 57243.
Homes sold for a median of $108 per square foot in the three months ending August 2026, a balanced market.
Each card is that ZIP code’s whole market, including any part outside Henry. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Henry’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field (MSP)207 miles away |
|---|---|
| Closer regional airport | Watertown Regional Airport (ATY)14 miles away |
| Nearest city of 250,000+ | Minneapolis, MN204 miles away |
| Nearest city of 1 million+ | Chicago, IL533 miles away |
Straight-line distances from the center of Henry; 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.
Henry had 256 residents in the 2020 census, down 4% since 2000.
It’s the 220th largest of 440 towns in South Dakota by population.
Codington County grew from 8,770 residents in 1900 to 28,325 in 2020.
Codington County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 82°F in summer, and winter lows average 4°F. About 24.2 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Clark, SD weather station (14 miles away).
15,001 jobs at 1,210 businesses in Codington 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 Henry School District 14-2. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Henry Elementary - 02Henry | Pre-K–5 | 93 | Public | 0.9 mi |
| Henry Middle School - 03Henry | 6–8 | 45 | Public | 0.9 mi |
| Henry High School - 01Henry | 9–12 | 54 | Public | 0.9 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.