Illinois Beach Information. Beaches in Illinois: Ardmore Hollywood Beach, Cook County Calumet Park Beach, Cook County Clarendon Beach, Cook County Devon Avenue Beach, Cook County Fifty-Seventh Street Beach, Cook County Fiftyninth Street Beach, Cook County Forty-Ninth Street Beach, Cook County Fortyninth Street Beach, Cook County Foster Avenue Beach, Cook County Fullerton Beach, Cook County Glenlake Avenue Beach, Cook County Granville Avenue Beach, Cook County Indian Trail Beach, McHenry County Jackson Park Beach, Cook County Lincoln Park Beach, Cook County Montrose - Wilson Beach, Cook County Munson Beach, Cook County North Avenue Beach, Cook County Oak Street Beach, Cook County Rainbow Park Beach, Cook County Rocky Point Beach, Marion County Rosemont Avenue Beach, Cook County Santa Fe Beach, Carroll County Sixty-seventh Street Beach, Cook County Thirty-first Street Beach, Cook County Thorndale Avenue Beach, Cook County Twelfth Street Beach, Cook County Wilson Beach, Cook County Wonder Center Beach, McHenry County Illinois Outdoors Recreation