In 2017, Decatur, IL had a population of 73.5k people with a median age of 39 and a median household income of $41,977. Between 2016 and 2017 the population of Decatur, IL declined from 74,063 to 73,505, a -0.753% decrease and its median household income grew from $40,777 to $41,977, a 2.94% increase.
The 5 largest ethnic groups in Decatur, IL are White (Non-Hispanic) (69.7%), Black or African American (Non-Hispanic) (19.8%), Two or More Races (Non-Hispanic) (6.2%), White (Hispanic) (1.74%), and Asian (Non-Hispanic) (1.21%). N/A% of the people in Decatur, IL speak a non-English language, and 98.5% are U.S. citizens.
The median property value in Decatur, IL is $80,600, and the homeownership rate is 63.3%. Most people in Decatur, IL commute by Drove Alone, and the average commute time is 16 minutes. The average car ownership in Decatur, IL is 2 cars per household.