Fallon County, Montana
Fallon County, Montana, has 2,959 residents (July 2025 estimate). Its county seat is Baker. It uses Mountain Time and covers 1,621 sq mi (4,197 km²) of land.
- Resident population, July 2025
- 2,959
- Land area
- 1,621 sq mi (4,197 km²)
- County seat or government
- Baker
- Time zone
- Mountain TimeUTC-07:00 in January; UTC-06:00 in July
- Median household income
- $76,250 ± $13,756
- Median home value
- $244,800 ± $28,041
- Median rent, with utilities
- $779 ± $54
- Homes lived in by their owners
- 69.4% ± 7.2 points
- County type
- County
- Metro or micro area
- Outside any metro or micro area
- Water area
- 2.28 sq mi (5.92 km²)
- State
- Montana
- County code (FIPS)
- 30025
- Coordinates (central point)
- 46.318184, -104.405718
These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.
Time zones in Fallon County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| Mountain TimeAmerica/Denver | UTC-07:00 in January; UTC-06:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.
ZIP Code areas, largest first
5 ZIP Code areas overlap Fallon County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.
Official county information
We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
School districts in Fallon County, largest first
- Baker K-12 Schools2,247 people
- Plevna K-12 Schools513 people
Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.
Cities, towns and communities, largest first
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Baker, Montana (city)1,489 people
- Plevna, Montana (town)209 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Wibaux County, Montana45 mi north
- Bowman County, North Dakota45 mi east
- Slope County, North Dakota46 mi east
- Golden Valley County, North Dakota50 mi northeast
- Custer County, Montana55 mi west
- Carter County, Montana56 mi south
- Prairie County, Montana62 mi northwest
- Harding County, South Dakota67 mi southeast
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