Calumet City is a city located in Cook County Illinois. With a 2020 population of 35,359, it is the 53rd largest city in Illinois and the 1118th largest city in the United States . Calumet City is currently declining at a rate of -0.78% annually and its population has decreased by -4.54% since the most recent census, which recorded a population of 37,042 in 2010. Calumet City reached it's highest population of 39,697 in 1980. Spanning over 7 miles, Calumet City has a population density of 4,924 people per square mile.
The average household income in Calumet City is $55,566 with a poverty rate of 18.01%. The median rental costs in recent years comes to $967 per month, and the median house value is $106,000. The median age in Calumet City is 37.1 years, 31.8 years for males, and 39.5 years for females.