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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


Every other Thursday, 10:30-11:30. Free to everyone.  Check calendar for specific dates.

Upcoming Events

Cary Woods H.O. Mtg.

Cary Woods H.O. Mtg.

November 20 @ 7:00 pm - 9:00 pm

Algonquin TOPS Mtg.

Algonquin TOPS Mtg.

November 21 @ 5:45 pm - 7:45 pm
|Recurring Event (See all)

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

New Haven H.O. Mtg

New Haven H.O. Mtg

November 21 @ 7:00 pm - 9:00 pm