In 2023, McHenry County, IL had a population of 311k people with a median age of 40.4 and a median household income of $102,836. Between 2022 and 2023 the population of McHenry County, IL grew from 311,133 to 311,366, a 0.0749% increase and its median household income grew from $100,101 to $102,836, a 2.73% increase.
The 5 largest ethnic groups in McHenry County, IL are White (Non-Hispanic) (76.9%), Two+ (Hispanic) (6.52%), White (Hispanic) (5.5%), Other (Hispanic) (3.13%), and Two+ (Non-Hispanic) (2.88%).
None of the households in McHenry County, IL reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
95.8% of the residents in McHenry County, IL are U.S. citizens.
The largest universities in McHenry County, IL are McHenry County College (1,786 degrees awarded in 2022), Cosmetology & Spa Academy (235 degrees), and First Institute of Travel, Inc. (162 degrees).
In 2023, the median property value in McHenry County, IL was $286,900, and the homeownership rate was 82.6%.
Most people in McHenry County, IL drove alone to work, and the average commute time was 30.6 minutes. The average car ownership in McHenry County, IL was 2 cars per household.
McHenry County, IL borders Boone County, IL, Cook County, IL, DeKalb County, IL, Kane County, IL, Lake County, IL, Kenosha County, WI, and Walworth County, WI.