Flat Willow Colony, Montana

Flat Willow Colony is a Hutterite community and census-designated place (CDP) in Musselshell County, Montana, United States. It is in the northern part of the county, 5 mi east of U.S. Route 87 and 25 mi north-northeast of Roundup, the Musselshell county seat.

The community was first listed as a CDP prior to the 2020 census, at which time it had a population of 15.

Geography
According to the U.S. Census Bureau, the colony has an area of 0.13 sqmi, all land.