About Upper Lake CDP, California
Upper Lake CDP, California is a census-designated place (CDP) in Lake County, California, United States. The population was 1,890 at the 2010 census, up from 1,737 at the 2000 census.
Upper Lake is home to Konocti Bay Resort & Spa and the Upper Lake Ranger Station. It is also the headquarters for the U.S. Forest Service’s Mendocino National Forest.