Fort Peck is a town in Valley County, Montana, home to about 280 people across 0.9 square miles. Its ZIP code is 59223, and parts of 59248 are in Fort Peck too.
Homes sold for a median of $205 per square foot in the three months ending August 2026, a seller’s market.
Mostly Fort Peck
Mostly Nashua; part is in Fort Peck
Each card is that ZIP code’s whole market, including any part outside Fort Peck. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Fort Peck’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Spokane International Airport (GEG)518 miles away |
|---|---|
| Closer regional airport | Glasgow Valley County Airport Wokal Field (GGW)13 miles away |
| Nearest city of 250,000+ | Denver, CO580 miles away |
Straight-line distances from the center of Fort Peck; 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.
Fort Peck had 239 residents in the 2020 census, up 0% since 2000.
It’s the 209th largest of 475 towns in Montana by population.
Valley County grew from 4,355 residents in 1900 to 7,578 in 2020.
Valley County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 89°F in summer, and winter lows average 8°F. About 13.7 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Ft Peck Pwr Plt, MT weather station (6 miles away).
2,183 jobs at 276 businesses in Valley County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
1 doctors and other health care providers list an office in Fort Peck.
Nearest hospitals
Providers with an office here
| Mental health providers | 1 |
|---|
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
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Shares ZIP codes with Nashua.
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.