Ewing is a city in Lewis County, Missouri, home to about 542 people across 0.6 square miles. Its ZIP code is 63440.
Homes sold for a median of $236 per square foot in the three months ending August 2026.
Each card is that ZIP code’s whole market, including any part outside Ewing. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | St. Louis Lambert International Airport (STL)112 miles away |
|---|---|
| Closer regional airport | Quincy Regional Airport Baldwin Field (UIN)28 miles away |
| Nearest city of 250,000+ | St. Louis, MO123 miles away |
| Nearest city of 1 million+ | Chicago, IL246 miles away |
Straight-line distances from the center of Ewing; 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.
Ewing had 406 residents in the 2020 census, down 12% since 2000.
It’s the 495th largest of 1,060 towns in Missouri by population.
Lewis County grew from 16,724 residents in 1900 to 10,032 in 2020.
Lewis County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 86°F in summer, and winter lows average 18°F. About 39.5 inches of rain and melted snow fall in a typical year, with about 18 inches of snow.
Source: NOAA 1991–2020 climate normals, Steffenville, MO weather station (9 miles away).
1,836 jobs at 182 businesses in Lewis 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.