In 2017, Markham, IL had a population of 12.6k people with a median age of 37.4 and a median household income of $35,200. Between 2016 and 2017 the population of Markham, IL grew from 12,633 to 12,649, a 0.127% increase and its median household income grew from $34,414 to $35,200, a 2.28% increase.
The population of Markham, IL is 80.6% Black or African American Alone, 9.12% Hispanic or Latino, and 8.39% White Alone. 6.54% of the people in Markham, IL speak a non-English language, and 97.5% are U.S. citizens.
The median property value in Markham, IL is $86,700, and the homeownership rate is 68.3%. Most people in Markham, IL commute by Drove Alone, and the average commute time is 29.7 minutes. The average car ownership in Markham, IL is 1 car per household.