Pablo is a census-designated place (CDP) in Lake County, Montana, United States. The population was 2,138 at the 2020 census. It is the home of Salish Kootenai College and the seat of government of the Flathead Indian Reservation.

Lake County is a county located in the northwest part of the U.S. state of Montana. As of the 2020 census, the population was 31,134. Its county seat is Polson.