Clear Lake is a city in Sherburne County, Minnesota, United States. The population was 545 at the 2010 census.U.S. Highway 10 and Minnesota State Highway 24 are two of the main routes in Clear Lake. Clear Lake is 13 miles southeast of St. Cloud and 24 miles northwest of Elk River.HistoryClear Lake was platted in 1879.GeographyAccording to the United States Census Bureau, the city has a total area of 1.08sqmi; 1.03sqmi is land and 0.05sqmi is water.Demographics2010 censusAs of the census of 2010, there were 545 people, 205 households, and 151 families residing in the city. The population density was 529.1PD/sqmi. There were 222 housing units at an average density of215.5/sqmi. The racial makeup of the city was 98.3% White, 0.4% Native American, 0.2% Asian, 0.2% from other races, and 0.9% from two or more races. Hispanic or Latino of any race were 0.2% of the population.