Crystal Lake is located in Iowa. Crystal Lake, Iowa has a population of 235. Crystal Lake is more family-centric than the surrounding county with 31.25% of the households containing married families with children. The county average for households married with children is 30.22%.
The median household income in Crystal Lake, Iowa is $35,313. The median household income for the surrounding county is $57,840 compared to the national median of $57,652. The median age of people living in Crystal Lake is 50.1 years.
The average high temperature in July is 81.8 degrees, with an average low temperature in January of 5.9 degrees. The average rainfall is approximately 33.6 inches per year, with 33.7 inches of snow per year.
