McHenry County Government

McHenry County Government McHenry County is the sixth largest county in Illinois. It's located in northwest suburban Chicago.

Founded in 1836, McHenry County Government is a county in Illinois that is dedicated to providing the highest quality services to its residents.

Country Club Road in Ridgefield will be closed for one week, from Thursday, June 11 through June 18 at the Union Pacific...
06/08/2026

Country Club Road in Ridgefield will be closed for one week, from Thursday, June 11 through June 18 at the Union Pacific railroad crossing so railroad workers can perform necessary track and surface maintenance.

A detour of Country Club Road, Route 14 and Route 47 will be posted.

Our friends at the McHenry County EDC publish a monthly e-newsletter! The MCEDC Development Digest gives readers the ins...
06/08/2026

Our friends at the McHenry County EDC publish a monthly e-newsletter! The MCEDC Development Digest gives readers the inside scoop on economic development in McHenry County, featuring exclusive news, resources for businesses, upcoming events, and more to keep you informed and connected.

Sign up by visiting http://bit.ly/4lwM65B.

Summer severe weather is always a possibility - stay in the know and don't forget your emergency radio! The National Oce...
06/07/2026

Summer severe weather is always a possibility - stay in the know and don't forget your emergency radio! The National Oceanic and Atmospheric Administration provides 24/7 updates of the latest weather and emergency conditions in your area via radio. It also doesn't hurt to keep some extra batteries for your radio and to ensure that you charge all your electronics before stormy weather in case there is a power outage.

Time is running out for seniors to apply for the Senior Citizen Assessment Freeze Homestead Exemption.The exemption allo...
06/07/2026

Time is running out for seniors to apply for the Senior Citizen Assessment Freeze Homestead Exemption.

The exemption allows qualified senior citizens with a total household income less than $65,000 to freeze the equalized assessed value of their home. Starting with the 2026 tax year, eligibility will increase to allow senior households making up to $75,000 a year to participate. The application deadline is July 1.

Visit https://bit.ly/3ZesslJ to learn more.

"Here in Normandy the rescue began. Here the Allies stood and fought against tyranny in a giant undertaking unparalleled...
06/06/2026

"Here in Normandy the rescue began. Here the Allies stood and fought against tyranny in a giant undertaking unparalleled in human history." - Ronald Reagan

Did you know that the McHenry County Division of Transportation maintains a real-time interactive map of ongoing constru...
06/05/2026

Did you know that the McHenry County Division of Transportation maintains a real-time interactive map of ongoing construction projects and detour routes on county highways? Visit https://bit.ly/3H91R3E to check it out!

McHenry County government is hiring, and we're always on the lookout for hard-working and talented people to join our wo...
06/05/2026

McHenry County government is hiring, and we're always on the lookout for hard-working and talented people to join our workforce. You can search and apply for open jobs by visiting www.mchenrycountyil.gov/employment.

Help control the spread of spongy moths by not transporting firewood more than a few miles from where it originated so t...
06/04/2026

Help control the spread of spongy moths by not transporting firewood more than a few miles from where it originated so the moths and their eggs don't hitch a ride to a new location. If possible, buy "seasoned" firewood that has been heat treated to be pest-free, and has a sticker certifying such.

Do you subscribe to our weekly McH Thrive e-newsletter? If you don't, you're missing out on news about local business, M...
06/03/2026

Do you subscribe to our weekly McH Thrive e-newsletter? If you don't, you're missing out on news about local business, McHenry County leisure and events, and so much more! Visit www.mchenrycountyil.gov/social right now to subscribe.

Address

2200 N Seminary Avenue
Woodstock, IL
60098

Opening Hours

Monday 8am - 4:30pm
Tuesday 8am - 4:30pm
Wednesday 8am - 4:30pm
Thursday 8am - 4:30pm
Friday 8am - 4:30pm

Telephone

(815) 334-4000

Website

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