Oak Lane Colony is a community in Hanson County, South Dakota, home to about 34 people across 0.6 square miles. It has no ZIP code of its own: it’s part of 57311.
Homes sold for a median of $188 per square foot in the three months ending August 2026, a seller’s market.
Mostly Alexandria; part is in Oak Lane Colony
Each card is that ZIP code’s whole market, including any part outside Oak Lane Colony. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Oak Lane Colony’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Eppley Airfield (OMA)189 miles away |
|---|---|
| Closer regional airport | Sioux Falls Regional Airport (FSD)51 miles away |
| Nearest city of 250,000+ | Omaha, NE187 miles away |
| Nearest city of 1 million+ | Chicago, IL526 miles away |
Straight-line distances from the center of Oak Lane Colony; 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.
It’s the 393rd largest of 440 towns in South Dakota by population.
Hanson County grew from 4,947 residents in 1900 to 3,461 in 2020.
Hanson County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 84°F in summer, and winter lows average 6°F. About 25.2 inches of rain and melted snow fall in a typical year, with about 36 inches of snow.
Source: NOAA 1991–2020 climate normals, Alexandria, SD weather station (2 miles away).
455 jobs at 90 businesses in Hanson 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 Hanson School District 30-1, Mitchell School District 17-2. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Hanson Elementary - 06Alexandria | Pre-K–5 | 151 | Public | 1.7 mi |
| Oaklane Colony Elementary - 05Alexandria | K–8 | 30 | Public | 10.9 mi |
| Rockport Colony Elementary- 10Alexandria | K–8 | 12 | Public | 10.6 mi |
| Hanson Middle School - 02Alexandria | 6–8 | 71 | Public | 1.7 mi |
| Hanson High School - 01Alexandria | 9–12 | 122 | Public | 1.7 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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Shares ZIP codes with Alexandria, Farmer, Rockport Colony and Rosedale Colony.
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.