Chewelah is a city in Stevens County, Washington, United States. It is located approximately 45 miles north northwest of Spokane, WA. Chewelah was labeled Chiel-Charle-Mous on the 1897 U. S. Land Office Map. The population was 2,607 at the 2010 census which was a 19.3% increase over the 2000 census.