In 2017, DeKalb County, IL had a population of 104k people with a median age of 30.7 and a median household income of $58,343. Between 2016 and 2017 the population of DeKalb County, IL grew from 104,458 to 104,473, a 0.0144% increase and its median household income grew from $56,076 to $58,343, a 4.04% increase.
The 5 largest ethnic groups in DeKalb County, IL are White (Non-Hispanic) (77.6%), Black or African American (Non-Hispanic) (7.1%), White (Hispanic) (6.63%), Some Other Race (Hispanic) (3.28%), and Asian (Non-Hispanic) (2.4%). N/A% of the people in DeKalb County, IL speak a non-English language, and 95.5% are U.S. citizens.
The largest universities in DeKalb County, IL are Northern Illinois University (5,322 degrees awarded in 2017), Kishwaukee College (981 degrees), and Debutantes School of Cosmetology and Nail Technology (32 degrees).
The median property value in DeKalb County, IL is $166,800, and the homeownership rate is 56.5%. Most people in DeKalb County, IL commute by Drove Alone, and the average commute time is 24.5 minutes. The average car ownership in DeKalb County, IL is 2 cars per household.