Acton is a community in Yellowstone County, Montana, home to about 87 people across 0.2 square miles. Its ZIP code is 59002.
Homes sold for a median of $93 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 Acton. 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)392 miles away |
|---|---|
| Closer regional airport | Billings Logan International Airport (BIL)11 miles away |
| Nearest city of 250,000+ | Denver, CO467 miles away |
| Nearest city of 1 million+ | Los Angeles, CA970 miles away |
Straight-line distances from the center of Acton; 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.
It’s the 336th largest of 475 towns in Montana by population.
Yellowstone County grew from 6,212 residents in 1900 to 164,731 in 2020.
Yellowstone County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 87°F in summer, and winter lows average 18°F. About 14.5 inches of rain and melted snow fall in a typical year, with about 57 inches of snow.
Source: NOAA 1991–2020 climate normals, Billings Logan Intl Ap, MT weather station (11 miles away).
75,637 jobs at 6,060 businesses in Yellowstone 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.