Fallon County, Montana

Fallon County
Fallon County
County
	Fallon County Courthouse in Baker
	Location within the U.S. state of Montana
	Montana's location within the U.S.
	Coordinates: 46°21′N 104°25′W / 46.35°N 104.41°W
Country	United States
State	Montana
Founded	December 9, 1913
Seat	Baker
Largest city	Baker
Area
• Total	1,623 sq mi (4,200 km2)
• Land	1,621 sq mi (4,200 km2)
• Water	2.3 sq mi (6 km2) 0.1%
Population (2020)
• Total	3,049
• Estimate (2022)	3,011
• Density	1.9/sq mi (0.73/km2)
Time zone	UTC−7 (Mountain)
• Summer (DST)	UTC−6 (MDT)
Congressional district	2nd
Website	www.falloncounty.net
	Montana county number 39;

Fallon County is a county located in the U.S. state of Montana. As of the 2020 census, the population was 3,049.^[1] Its county seat is Baker.^[2] The county was created in 1913 from a portion of Custer County. It is named for Benjamin O'Fallon, a nephew of Captain William Clark and an Indian agent for the upper Missouri region from 1823 to 1827.^[3]

^ "State & County QuickFacts". United States Census Bureau. Retrieved May 9, 2023.
^ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.
^ "Montana Place Names Companion". Montana Place Names From Alzada to Zortman. Montana Historical Society Research Center. Retrieved May 9, 2011.