Carpentersville is a city located in Kane County Illinois. With a 2020 population of 36,494, it is the 51st largest city in Illinois and the 1077th largest city in the United States . Carpentersville is currently declining at a rate of -1.03% annually and its population has decreased by -3.18% since the most recent census, which recorded a population of 37,691 in 2010. Carpentersville reached it's highest population of 38,310 in 2015. Spanning over 8 miles, Carpentersville has a population density of 4,640 people per square mile.
The average household income in Carpentersville is $85,082 with a poverty rate of 14.66%. The median rental costs in recent years comes to $1,161 per month, and the median house value is $171,600. The median age in Carpentersville is 30 years, 30 years for males, and 30.1 years for females.