Carter County, Montana

Carter County
Carter County Courthouse in Ekalaka
Location within the U.S. state of Montana
Montana's location within the U.S.
Coordinates: 45°30′N 104°32′W / 45.5°N 104.54°W / 45.5; -104.54
Country United States
State Montana
Founded1917
Named afterThomas H. Carter
SeatEkalaka
Largest townEkalaka
Area
  Total
3,348 sq mi (8,670 km2)
  Land3,341 sq mi (8,650 km2)
  Water7.5 sq mi (19 km2)  0.2%
Population
 (2020)
  Total
1,415
  Estimate 
(2024)
1,399
  Density0.42/sq mi (0.16/km2)
Time zoneUTC−7 (Mountain)
  Summer (DST)UTC−6 (MDT)
Congressional district2nd
Websitewww.cartercountymt.info
  • Montana county number 42

Carter County is a county located in the U.S. state of Montana. As of the 2020 census, the population was 1,415, making it the seventh-least populous county in Montana. The county seat is Ekalaka.