From a total population of 7,820, Clear Lake has a median age of 44.1. The average age of males, in Clear Lake, is 41.3 while the average age of females is 48.3. When you compare this to median age of Iowa, Clear Lake is 6.1 years older.
The median income of individuals, in Clear Lake, is $28,688 while the average household income is $47,147. When comparing the median income of people living in Clear Lake to the rest of Iowa, the average income in Clear Lake is $1,067 more.