Fort Smith is a community in Big Horn County, Montana, home to about 78 people across 1.4 square miles. Its ZIP code is 59035.
Mostly Fort Smith
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| Nearest major airport | Salt Lake City International Airport (SLC)373 miles away |
|---|---|
| Closer regional airport | Billings Logan International Airport (BIL)45 miles away |
| Nearest city of 250,000+ | Denver, CO414 miles away |
| Nearest city of 1 million+ | Phoenix, AZ840 miles away |
Straight-line distances from the center of Fort Smith; 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 Smith had 170 residents in the 2020 census, up 39% since 2000.
It’s the 351st largest of 475 towns in Montana by population.
Big Horn County grew from 7,015 residents in 1920 to 13,124 in 2020.
Big Horn County, 1920–2020
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 20°F. About 16.8 inches of rain and melted snow fall in a typical year, with about 44 inches of snow.
Source: NOAA 1991–2020 climate normals, Yellowtail Dam, MT weather station (about a mile away).
1,774 jobs at 181 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.
Public schools here are run by Hardin Elem. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Fort Smith SchoolFort Smith | Pre-K–5 | 17 | Public | 0.4 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.