Carter County is a county located in the state of Montana. Based on the 2010 census, the population was 1,160, making it the fifth-least populous county in Montana. The county seat is Ekalaka
Thomas Henry Carter, US Senator from Montana
County QuickFacts: CensusBureau Quick Facts
Carter County was created 22 February 1917 from Custer County. County seat: Ekalaka
Carter County was named in honor of United States Senator, Thomas Carter. The county was created by an act of the Montana State Legislature on February 22, 1917, and was opened for business May 18, 1917 with Ekalaka as the county seat. What is now the Farmers Union Oil Company building was an old school building and also used as the courthouse. In 1920 the new courthouse building was built and is still in use to this very day. The total population back in 1920 was 2,972.
As reported by the Census Bureau, the county has a total area of 3,348 square miles (8,672 km2), of which,
3,340 square miles (8,649 km2) of it is land and 9 square miles (23 km2) of it (0.26%) is water.
Ekalaka is located in the Southeastern corner of Montana and is 3,313 square miles. Farming and ranching are the principle industries
Bordering counties are as follows: