Barton County, Missouri

Barton County is a county located in the southwestern part of the U.S. state of Missouri. As of the 2020 census, the population was 11,637. Its county seat is Lamar. The county was organized in 1855 and named after U.S. SenatorDavid Barton from Missouri.

PresidentHarry S. Truman was born in Barton County in 1884. The female bandit, Little Britches, was born in Barton County in 1879.