Creve Coeur is a city located in Tazewell County Illinois. With a 2020 population of 5,101, it is the 327th largest city in Illinois and the 4713th largest city in the United States . Creve Coeur is currently declining at a rate of -0.66% annually and its population has decreased by -6.42% since the most recent census, which recorded a population of 5,451 in 2010. Creve Coeur reached it's highest population of 6,851 in 1980. Spanning over 5 miles, Creve Coeur has a population density of 1,206 people per square mile.
The average household income in Creve Coeur is $72,726 with a poverty rate of 10.33%. The median rental costs in recent years comes to $622 per month, and the median house value is $82,400. The median age in Creve Coeur is 36.2 years, 34.6 years for males, and 38.6 years for females.