Clear Lake is a city located in South Dakota. With a 2020 population of 1,285, it is the 50th largest city in South Dakota and the 9299th largest city in the United States. Clear Lake is currently growing at a rate of 1.02% annually and its population has increased by 0.94% since the most recent census, which recorded a population of 1,273 in 2010. Spanning over 3 miles, Clear Lake has a population density of 415 people per square mile.
The average household income in Clear Lake is $66,558 with a poverty rate of 6.54%. The median rental costs in recent years comes to $492 per month, and the median house value is $114,000. The median age in Clear Lake is 46.4 years, 42 years for males, and 49.7 years for females. For every 100 females there are 101.7 males.