Lake Barrington is located in Illinois. Lake Barrington, Illinois has a population of 5,557. Lake Barrington is less family-centric than the surrounding county with 27.21% of the households containing married families with children. The county average for households married with children is 36.27%.
The median household income in Lake Barrington, Illinois is $108,563. The median household income for the surrounding county is $97,127 compared to the national median of $69,021. The median age of people living in Lake Barrington is 55.5 years.
The average high temperature in July is 83.4 degrees, with an average low temperature in January of 12.3 degrees. The average rainfall is approximately 37.5 inches per year, with 37.6 inches of snow per year.