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Where am ILOCATED

Chouteau County, Montana

Chouteau County, Montana, has 5,865 residents (July 2025 estimate). Its county seat is Fort Benton. It uses Mountain Time and covers 3,973 sq mi (10,289 km²) of land.

BillingsMissoulaGreat Falls
Chouteau County in Montana
Fort BentonBig SandyGeraldineParker School
Chouteau County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
5,865
Land area
3,973 sq mi (10,289 km²)
County seat or government
Fort Benton
Time zone
Mountain TimeUTC-07:00 in January; UTC-06:00 in July
Median household income
$58,218 ± $4,666
Median home value
$207,800 ± $28,387
Median rent, with utilities
$536 ± $101
Homes lived in by their owners
68.2% ± 3.6 points
County type
County
Metro or micro area
Outside any metro or micro areaNext to: Great Falls, MT metro area
Water area
24.2 sq mi (62.6 km²)
State
Montana
County code (FIPS)
30015
Coordinates (central point)
47.886834, -110.436200
Open this point in the location finder

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 Chouteau County

Time zoneLocal time and UTC offsetNext clock change
Mountain TimeAmerica/DenverUTC-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

  1. 5940533,350 people
  2. 5940428,822 people
  3. 595213,529 people
  4. 594421,838 people
  5. 595201,261 people
  6. 59446629 people
  7. 59450503 people
  8. 59440432 people
  9. 59540430 people
  10. 59416425 people
  11. 59447297 people
  12. 59460178 people
All 13
  1. 59420164 people

13 ZIP Code areas overlap Chouteau 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 Chouteau County, largest first

  1. Rocky Boy Elementary School District2,766 people
  2. Rocky Boy High School District2,766 people
  3. Fort Benton High School District2,260 people
  4. Fort Benton Elementary School District1,810 people
  5. Big Sandy K-12 Schools1,368 people
  6. Geraldine K-12808 people
  7. Highwood K-12498 people
  8. Carter Elementary School District308 people
  9. Knees Elementary School District103 people
  10. Benton Lake Elementary School District39 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.

Tribal areas in Chouteau County, largest first

  1. Rocky Boy's Reservation and Off-Reservation Trust Land3,369 people

American Indian, Alaska Native and Native Hawaiian areas as the Census Bureau maps them, with at least 2% of their area here, water included. These lines don’t decide membership, jurisdiction or land status.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. Fort Benton, Montana (city)1,474 people
  2. Rocky Boy West, Montana (CDP)1,007 people
  3. Big Sandy, Montana (town)784 people
  4. Geraldine, Montana (town)317 people
  5. Parker School, Montana (CDP)307 people
  6. Boneau, Montana (CDP)277 people
  7. Highwood, Montana (CDP)205 people
  8. Loma, Montana (CDP)73 people
  9. Carter, Montana (CDP)60 people
  10. Twin Hills Colony, Montana (CDP)48 people
  11. Square Butte, Montana (CDP)28 people
  12. Floweree, Montana (CDP)18 people
All 13
  1. Sunnybrook Colony, Montana (CDP)0 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Hill County, Montana54 mi north
  2. Liberty County, Montana54 mi northwest
  3. Cascade County, Montana58 mi southwest
  4. Judith Basin County, Montana59 mi south
  5. Fergus County, Montana73 mi southeast
  6. Blaine County, Montana77 mi northeast
  7. Teton County, Montana86 mi west
  8. Pondera County, Montana86 mi west

Before using this answer on a form

Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.