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Cities and Towns in the United States > State Illinois > McHenry County
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McHenry County, located in the northeastern part of Illinois, offers a diverse array of attractions and natural beauty. Visitors can explore the historic charm of Woodstock, known for its picturesque town square and the stunning architecture of the Woodstock Opera House. Outdoor enthusiasts can enjoy the serene landscapes of Glacial Park, with its rolling hills, prairies, and the Nippersink Creek. The county also hosts the annual Autumn Drive event, showcasing local artisans and small businesses. With its combination of historic sites, natural attractions, and community events, McHenry County is a delightful destination for all kinds of travelers.

Get the contact information for all cities and towns in this county. Find general information, official websites, email, phone numbers, addresses, and much more.

McHenry County administration contact details

McHenry County administration contact details 2200 N Seminary Ave, Woodstock, IL 60098
County seat Woodstock
Phone number (815) 334-4000
Official website https://www.mchenrycountyil.gov/
County clerk Joe Tirio
County auditor H. Thomas Alward
County fiscal officer Bobby Vaughn

McHenry County, IL Sheriff's Office and Jail Information

Number of prisons1
Jail namesMcHenry County Jail
Sheriff office address2200 N Seminary Ave, Woodstock, IL 60098, USA
Sheriff office phone number+1 815-334-4715
Inmate search informationTo locate an inmate in McHenry County, visit the Sheriff's Office website or call +1 815-334-4715 for assistance.
Clerk of Court nameKatherine M. Keefe
Clerk of Court address2200 N Seminary Ave, Woodstock, IL 60098, USA

McHenry County (IL) Statistics

Number of cities/towns/villages1
Population27,000
Area15 sq mi
Density1,800 /sq mi
Altitude755 ft
Median Household Income$80,000
Poverty rate9%
Unemployment rate4%
Educational Attainment (Bachelor's Degree or higher)27%
Crime rate1,927 per 100,000 people

Environmental risk in McHenry County, IL

Overall riskRelatively Moderate
Expected Annual LossRelatively Moderate
Social VulnerabilityVery Low
Community ResilienceVery High
Avalanche RiskNot Applicable
Coastal Flooding RiskNot Applicable
Cold Wave RiskVery High
Drought RiskVery Low
Earthquake RiskRelatively Low

Data obtained from the FEMA National Risk Index.

counties surrounding McHenry

Boone 19 milesWalworth 24.2 milesKane 26.7 miles
DeKalb 33.9 milesWinnebago 36.2 milesDuPage 37.7 miles

List of cities and towns in McHenry County by population size

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