Kalama is a city in Cowlitz County, Washington, United States. It is part of the Longview, Washington Metropolitan Statistical Area. The populati…Kalama is a city in Cowlitz County, Washington, United States. It is part of the Longview, Washington Metropolitan Statistical Area. The population was 2,959 as of the 2020 census. James W. Phillips' Washington State Place Names states, "General John W. Sprague of the Northern Pacific Railroad named the town in 1871 for the Indian word calama, meaning "pretty maiden." There is an additional story: The name "Kalama" was first mentioned in 1806 in the Lewis and Clark Journals in their reference to what is now known as the Kalama River. Gabriel Franchère, in 1811, wrote of the Indian village at the mouth of the Kalama River, adding that it was called "Thlakalamah".