Lake County is a county located in the U.S. state of Montana. As of the most recent data available, the county has a population of approximately 26,507 people, with a population density of about 17.74 persons per square mile.
The county spans a total land area of 1,494.00 square miles (3,869.00 square kilometers). The administrative center and county seat is Polson, which often serves as a hub for local governance and services. The largest city within the county by population is Polson.
Geographically, Lake County experiences varied elevations, with its highest point at Arlee 3,096 ft and its lowest point at Finley Point 0 ft. The region operates in the UTC-7.