Kenilworth is a city located in Cook County Illinois. With a 2020 population of 2,445, it is the 447th largest city in Illinois and the 6898th largest city in the United States . Kenilworth is currently declining at a rate of -0.61% annually and its population has decreased by -2.71% since the most recent census, which recorded a population of 2,513 in 2010. Kenilworth reached it's highest population of 2,566 in 2014. Spanning over 1 miles, Kenilworth has a population density of 4,018 people per square mile.
The average household income in Kenilworth is $324,024 with a poverty rate of 3.46%. The median rental costs in recent years comes to $2,906 per month, and the median house value is $1.12 Mn. The median age in Kenilworth is 42.6 years, 41.5 years for males, and 43.3 years for females.