Melvern is a city in Osage County, Kansas, home to about 352 people across 0.4 square miles. Its ZIP code is 66510.
Homes sold for a median of $133 per square foot in the three months ending August 2026.
Mostly Melvern
Each card is that ZIP code’s whole market, including any part outside Melvern. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Kansas City International Airport (MCI)74 miles away |
|---|---|
| Nearest city of 250,000+ | Kansas City, MO72 miles away |
| Nearest city of 1 million+ | Dallas, TX399 miles away |
Straight-line distances from the center of Melvern; 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.
Melvern had 356 residents in the 2020 census, down 17% since 2000.
It’s the 351st largest of 721 towns in Kansas by population.
Osage County grew from 23,659 residents in 1900 to 15,766 in 2020.
Osage County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 90°F in summer, and winter lows average 20°F. About 38.2 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Melvern Lake, KS weather station (4 miles away).
1,737 jobs at 261 businesses in Osage 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 Marais Des Cygnes Valley. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Marais Des Cygnes Valley MiddleMelvern | 6–8 | 35 | Public | 0.7 mi |
| Marais Des Cygnes Valley HighMelvern | 9–12 | 53 | Public | 0.7 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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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.