Avon Township is a township in Lake County, Illinois, USA.

As of the 2010 census, its population was 65,001.

[2] Avon Township covers an area of 23.8 square miles (61.7 km2); of this, 1.4 square miles (3.5 km2) or 5.71 percent is water.

Lakes in this township include Cranberry Lake, Druce Lake, Grays Lake, Highland Lake and Third Lake.

Website: www.avonil.us The township contains six cemeteries: Avon Centre in Grayslake; Druce in Third Lake; Fort Hill (historic) in Round Lake; Grayslake in Grayslake; New Gracaniga Servian Orthodox in Third Lake; St. Joseph Catholic in Round Lake.