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Welcome to Chouteau County ...

Time Zone: Chouteau County lies in the Mountain Time Zone (MST/MDT) and observes daylight saving time.

The community of Fort Benton is the Seat for Chouteau County.

Chouteau County is one of the original counties of Montana and was founded in 1865.

From the Census Estimates for 2019, <1> Chouteau had a population of 5,635 people. This is a decrease of 3.01% since the last Census (which gave a population of 5,810 people in 2010).

At the time of the 2010 Census, Chouteau represented 0.59% of the total population of Montana.

Below are some of the communities located in Chouteau County:

  • Big Sandy
    (22 miles [35.4 km] to the northeast)
  • Fort Benton
    (13 miles [20.9 km] to the southwest)
    • Note: The GPS coordinates that we are using for Fort Benton have been provided by the GNIS.<3> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Fort Benton
    • Fort Benton is located in Chouteau County (MT)
    • Population from the 2020 Census: 1,442 people
    • Jump to TripAdvisor's Tourism page for Fort Benton <2>
  • Geraldine
    (22 miles [35.4 km] to the south)
    • Note: The GPS coordinates that we are using for Geraldine have been provided by the GNIS.<3> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Geraldine
    • Geraldine is located in Chouteau County (MT)
    • Population from the 2020 Census: 251 people
    • Jump to TripAdvisor's Tourism page for Geraldine <2>

Websites of Interest ...

Footnotes ...

<1>On a yearly basis, the US Census Bureau creates an estimate of the county's population. Keep in mind that this is an estimate and not an actual count. The last physical count was the 2010 Census and the next count will be for the 2020 Census.
<2>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.
<3>The location has been supplied by the Geographic Names Information System - which is maintained by the U.S. Geological Survey (USGS). While these values should be definitive, we found that accuracy can vary and you should double-check the location if accuracy is required.
 

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This page was last modified/updated: 20 Mar 2025