Last year, Cook County, IL had a population of 5.21M people with a median age of 36.8 and a median household income of $61,405. Between 2016 and 2017 the population of Cook County, IL grew from 5.2M to 5.21M, a 0.149% increase, and its median household income grew from $60,046 to $61,405, a 2.26% increase.
The population of Cook County, IL is 42.2% White, 25.5% Hispanic or Latino, and 23.1% Black or African American. 35.6% of the people in Cook County, IL speak a non-English language, and 89.5% are U.S. citizens.
The largest universities in Cook County, IL are Northwestern University (9,127 degrees awarded in 2016), University of Illinois at Chicago (7,525 degrees), and DePaul University (6,428 degrees).
The median property value in Cook County, IL is $247,600, and the homeownership rate is 56.4%. Most people in Cook County, IL, and the average commute time is 31.8 minutes. The average car ownership in Cook County, IL is 2 cars per household.
Cook County, IL borders Lake County, IL, Kane County, IL, Lake County, IN, McHenry County, IL, Porter County, IN, Berrien County, MI, DuPage County, IL, and Will County, IL.