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Welcome to Yellowstone County ...

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

The community of Billings is the Seat for Yellowstone County.

Yellowstone County was founded in 1893 and was created by taking area from Custer County.

From the Census Estimates for 2019, <1> Yellowstone had a population of 161,300 people. This is an increase of 8.7% since the last Census (which gave a population of 148,394 people in 2010).

At the time of the 2010 Census, Yellowstone represented 15% of the total population of Montana.

Below are some of the communities located in Yellowstone County:

  • Billings
    (3 miles [4.8 km] to the southwest)
    • Jump to our Gazetteer entry for Billings
    • Billings is located in Yellowstone County (MT)
    • Population from the 2020 Census: 109,736 people
    • Jump to TripAdvisor's Tourism page for Billings <2>
  • Broadview
    (27 miles [43.5 km] to the northwest)
    • Jump to our Gazetteer entry for Broadview
    • Broadview is located in Yellowstone County (MT)
    • Population from the 2020 Census: 182 people
    • Jump to TripAdvisor's Tourism page for Broadview <2>
  • Laurel
    (17 miles [27.4 km] to the southwest)
    • Jump to our Gazetteer entry for Laurel
    • Laurel is located in Yellowstone County (MT)
    • Population from the 2020 Census: 6,715 people
    • Jump to TripAdvisor's Tourism page for Laurel <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.
 

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This page was last modified/updated: 14 Jul 2025