East Side is surrounded by water and one of the 77 official community areas of Chicago, Illinois with a population of 23,723. It is in Cook County and on the far south side of the city, between the Calumet River and the Illinois-Indiana state line, 13 miles south of downtown Chicago. East Side offers residents a sparse suburban feel. The neighborhood has a park on Lake Michigan, Calumet Park, and a forest, Eggers Grove Forest Preserve.