Warren County

Warren County is a U.S. county located in the state of Illinois. It serves as the over-arching setting for the Halloween film series. The fictional town of Haddonfield is located in Warren County, as is Smith's Grove Sanitarium, which is located some 150 miles north of Haddonfield. Warren County is best known as the birth place of famed cinematic mass murderer Michael Myers, who has been punishing babysitters with his trusty kitchen knife since 1978.