McHenry County, IL has a population of 307,004 people with a median age of 39.7 and a median household income of $81,063. Between 2015 and 2016 the population of McHenry County, IL declined from 307,343 to 307,004, a 0.11% decrease and its median household income grew from $80,125 to $81,063, a 1.17% increase.
The population of McHenry County, IL is N/A Other, N/A Two+, and N/A Hawaiian. N/A of the people in McHenry County, IL speak a non-English language, and 96.5% are U.S. citizens.
The largest universities in McHenry County, IL are McHenry County College, with 1,597 graduates, First Institute Inc, with 212 graduates, and Cosmetology & Spa Academy, with 110 graduates.
The median property value in McHenry County, IL is $216,700, and the homeownership rate is 77%. Most people in McHenry County, IL commute by Drove Alone, and the average commute time is 30.5 minutes. The average car ownership in McHenry County, IL is 2 cars per household.
McHenry County, IL is the 6th most populated county in Illinois and borders Boone County, IL; Cook County, IL; DeKalb County, IL; Kane County, IL; Lake County, IL; Kenosha County, WI; Walworth County, WI& 2 more.