Thornton is a city located in Cook County Illinois. Thornton has a 2020 population of 161,539. Thornton is currently declining at a rate of -0.77% annually and its population has decreased by -4.70% since the most recent census, which recorded a population of 169,509 in 2010. Thornton reached it's highest population of 170,725 in 2013.
The average household income in Thornton is $60,153 with a poverty rate of 19.62%. The median rental costs in recent years comes to $1,037 per month, and the median house value is $106,900. The median age in Thornton is 37.3 years, 34.1 years for males, and 39.3 years for females.