Kalispell () is a city in, and the county seat of Flathead County, Montana, United States. The 2010 Census put Kalispell's population at 19,927. The Kalispell Micropolitan Statistical Area has a population of 93,068 and it is the largest city and commercial center of northwest Montana. The name Kalispell is a Salish word meaning "flat land above the lake".
Working using his own capital, Charles Edward Conrad, a businessman and banker from Fort Benton, Montana, formed the Kalispell Townsite Company with three other men. The townsite was quickly platted and lots began selling by the spring of 1891. Conrad built a large mansion in Kalispell in 1895. Kalispell was officially incorporated as a city in 1892. Since that time, the city of Kalispell has continued to grow in population reaching 19,927 in 2010. As the largest city in Northwest Montana, Kalispell serves as the county seat and commercial center of Flathead County.