615 ILCS 90/4
The territory of the Agency shall include the townships of Antioch, Grant and Lake Villa and part of Cuba township in Lake County; and parts of McHenry, Algonquin and Nunda townships in McHenry County more particularly described as follows:
Beginning at the Northwest corner of Lake County, Illinois; thence East on the North boundary of Lake County to the Northeast corner of Antioch Township; thence South on the East boundary of Antioch and Lake Villa Townships to the Southeast corner of Lake Villa Township; thence West on the South boundary of Lake Villa Township to the East boundary of Grant Township; thence South on the East boundary of Grant Township to the Southeast corner of Grant Township; thence West on the South boundary of Grant Township to the Southwest corner of Grant Township; thence South on the West boundary of Wauconda Township to the Southwest corner of Wauconda Township; thence East on the North boundary of Cuba Township to the intersection with the centerline of Roberts Road; thence Easterly on the centerline of Roberts Road to the intersection with the centerline of River Road; thence Southerly on the centerline of River Road to the intersection with the centerline of Kelsey Road; thence Westerly and Southerly on the centerline of Kelsey Road to the intersection with the centerline of State Highway Route 22; thence West on the centerline of State Highway Route 22 to the West boundary of Cuba Township; thence South on the West boundary of Cuba Township to the intersection with the Northerly boundary of the Village of Barrington Hills; thence in a Westerly and Southerly direction on the boundary of the Village of Barrington Hills to the South boundary of Algonquin Township; thence West on the South boundary of Algonquin Township to the intersection with the centerline of State Highway Route 31; thence Northerly on the centerline of State Highway Route 31 to the intersection with the centerline of Cary Road; thence Northeasterly on the centerline of Cary Road to the intersection with the centerline of Main Street in the City of Cary, Illinois; thence East on the centerline of Main Street to the East boundary of the City of Cary, Illinois; thence Northerly and Westerly and Northerly and Easterly and Northerly on the East boundary of the City of Cary, Illinois to the intersection with the centerline of Three Oaks Road; thence East on the centerline of Three Oaks Road to the intersection with the centerline of South Rawson Bridge Road; thence North on the centerline of South Rawson Bridge Road to the South boundary of Nunda Township; thence West on the South boundary of Nunda Township to the East line of Section 36, Township 44 North, Range 8 East of the Third Principal Meridian; thence North on said East line to the Northeast corner of said Section 36; thence West on the North line of said Section 36 to the intersection with the centerline of Valley View road; thence North on the centerline of Valley View Road to the intersection with the centerline of Nish Road; thence West on the centerline of Nish Road to the intersection with the centerline of Barreville Road; thence Northerly on the centerline of Barreville Road to the intersection with the centerline of Green Street in the City of McHenry, Illinois; thence Northerly on the centerline of Green Street to the intersection with the centerline of Elm Street; thence Westerly on the centerline of Elm Street to the intersection with the centerline of State Highway Route 31 North; thence North on the centerline of State Highway Route 31 to the intersection with the centerline of McCullom Lake Road; thence East to the intersection with the centerline of Riverside Drive; thence Northerly on the centerline of Riverside Drive to the intersection with the centerline of Johnsburg Road; thence Easterly and Northerly on the centerline of Johnsburg Road to the intersection with the centerline of Wilmot Road; thence Northerly on the centerline of Wilmot Road to the North boundary of McHenry Township; thence East on the North boundary of McHenry Township to the West boundary of Antioch Township; thence North on the West boundary of Antioch Township to the point of beginning.
615 ILCS 90/4