Northlake is located in Illinois. Northlake, Illinois has a population of 12,376. Northlake is more family-centric than the surrounding county with 40.45% of the households containing married families with children. The county average for households married with children is 30.49%.
The median household income in Northlake, Illinois is $51,948. The median household income for the surrounding county is $59,426 compared to the national median of $57,652. The median age of people living in Northlake is 34.3 years.
The average high temperature in July is 84.1 degrees, with an average low temperature in January of 17.6 degrees. The average rainfall is approximately 38.2 inches per year, with 34.8 inches of snow per year.
