Welcome to the Algonquin Township

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Algonquin Township is the largest township in McHenry County, with a population of 88,389 as of the 2010 Census. The Township includes the communities of Algonquin, Barrington Hills, Cary, Crystal Lake, Fox River Grove, Lake In The Hills, Village of Port Barrington, Lakewood, Oakwood Hills, and Trout Valley.

We are located at 3702 U.S. Highway 14, Crystal Lake, IL, 60014. Business hours are Monday through Friday, 8:00 am. to 4:00pm. The Assessor’s office is open until 5:00 pm.

Monthly Township meetings, which take place at the Township office, are held on the second Wednesday of each month at 7pm.  In addition, the Township conducts an Annual Town Meeting on the second Tuesday in April at 7pm.

The Algonquin Township team takes considerable pride in serving the needs of residents in our vast geographic area.  Please let us know how we can be of service to you.

Recent News

Addiction & Overdose Educational Forum

November 2, 6-9 p.m. Join us for this night of education, discussion, and hope for all those affected by addiction, [...]

Recycling Event September 30th

Recycling event including paint recycling for a nominal fee. September 30 2017 from  8AM-12PM

AARP Drivers Safety Class

AARP Drivers Safety Class offered September 19 & 20 from 9:00 am to 1:00 pm for drivers 50+. Must attend [...]

Upcoming Events

Merry Quilter

Merry Quilter

September 26 @ 10:00 am - 3:00 pm

Algonquin TOPS Mtg.

Algonquin TOPS Mtg.

September 26 @ 5:45 pm - 7:45 pm
|Recurring Event (See all)

An event every week that begins at 5:45pm on Tuesday, repeating indefinitely

C-G Youth LaCrosse Club

C-G Youth LaCrosse Club

September 26 @ 7:30 pm - 10:00 pm
|Recurring Event (See all)

An event every month that begins at 7:30pm on day Last of the month, repeating until January 30, 2018