Polson is a city in Lake County, Montana, United States, on the southern shore of Flathead Lake. It is also on the Flathead Indian Reservation. The population was 4,488 at the 2010 census. It is the county seat of Lake County. The city was named after pioneer rancher David Polson.GeographyPolson is located at .According to the United States Census Bureau, the city has a total area of 4.17sqmi, of which, 4.14sqmi is land and 0.03sqmi is water.Demographics2010 censusAs of the census of 2010, there were 4,488 people, 1,991 households, and 1,150 families residing in the city. The population density was 1084.1PD/sqmi. There were 2,506 housing units at an average density of 605.3/sqmi. The racial makeup of the city was 74.7% White, 0.2% African American, 15.7% Native American, 0.8% Asian, 0.6% from other races, and 8.0% from two or more races. Hispanic or Latino of any race were 3.4% of the population.
