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Welcome to Pettis County ...

Time Zone: Pettis County lies in the Central Time Zone (CST/CDT) and observes daylight saving time.

The community of Sedalia is the Seat for Pettis County.

Pettis County was founded in 1833. Pettis was created by taking area from Cooper and Saline Counties.

From the Census Estimates for 2019, <1> Pettis had a population of 42,339 people. This is an increase of 0.15% since the last Census (which gave a population of 42,274 people in 2010).

At the time of the 2010 Census, Pettis represented 0.71% of the total population of Missouri.

Below are some of the communities located in Pettis County:

  • Green Ridge
    (10 miles [16.1 km] to the southwest)
    • Green Ridge is located in Pettis County (MO)
    • Jump to our Gazetteer entry for Green Ridge
    • Population from the 2020 Census: 495 people
  • Houstonia
    (13 miles [20.9 km] to the north)
    • Houstonia is located in Pettis County (MO)
    • Jump to our Gazetteer entry for Houstonia
    • Population from the 2020 Census: 223 people
  • Hughesville
    (8 miles [12.9 km] to the north)
    • Hughesville is located in Pettis County (MO)
    • Jump to our Gazetteer entry for Hughesville
    • Population from the 2020 Census: 190 people
  • La Monte
    (9 miles [14.5 km] to the northwest)
  • Sedalia
    (Less than 2 miles to the east)
    • Sedalia is located in Pettis County (MO)
    • Jump to our Gazetteer entry for Sedalia
    • Population from the 2020 Census: 21,684 people
    • Jump to TripAdvisor's Tourism page for Sedalia <2>
  • Smithton
    (9 miles [14.5 km] to the east)
    • Smithton is located in Pettis County (MO)
    • Jump to our Gazetteer entry for Smithton
    • Population from the 2020 Census: 570 people

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.