Shingletown is a census-designated place in Shasta County, California, United States. The population was 2,283 at the 2010 census, up from 2,222 at the 2000 census.Shingletown is a small town located along California State Route 44 in the hills just below Mount Lassen. Shingletown has a history of logging large timber, including pine, fir and cedar. It is also known as "The Gateway to Lassen".