Pettis County is a county located in west central U.S. state of Missouri. As of the 2020 census, the population was 42,980. Its county seat is Sedalia. The county was organized on January 24, 1833, and named after former U.S. Representative... Wikipedia
Cities: Sedalia, Hughesville, Green Ridge, and more
Population: 43,353 (2022)
Congressional district: 4th
Largest city: Sedalia
Named for: Spencer Darwin Pettis