Hidden Lake Colony is a Hutterite community and census-designated place (CDP) in Glacier County, Montana, United States. It is in the eastern part of the county, south of U.S. Route 2, west-southwest of Cut Bank, and east-northeast of Browning.
Hidden Lake Colony was first listed as a CDP prior to the 2020 census. As of the 2020 census, Hidden Lake Colony had a population of 99.