Deaver is a town in Big Horn County, Wyoming, home to about 171 people across 1.0 square miles. Its ZIP code is 82421.
Homes sold for a median of $270 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 Deaver. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Salt Lake City International Airport (SLC)333 miles away |
|---|---|
| Closer regional airport | Yellowstone Regional Airport (COD)35 miles away |
| Nearest city of 250,000+ | Denver, CO404 miles away |
| Nearest city of 1 million+ | Phoenix, AZ806 miles away |
Straight-line distances from the center of Deaver; 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.
Deaver had 154 residents in the 2020 census, down 13% since 2000.
It’s the 135th largest of 192 towns in Wyoming by population.
Big Horn County grew from 4,328 residents in 1900 to 11,521 in 2020.
Big Horn 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 7°F. About 5.7 inches of rain and melted snow fall in a typical year, with about 12 inches of snow.
Source: NOAA 1991–2020 climate normals, Deaver, WY weather station (2 miles away).
2,341 jobs at 309 businesses in Big Horn 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.
Libraries
Counts are within about 1 mile of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
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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.