Calumet City	85	85	85
Calumet Park	85	85	85
Carol Stream	46	54	70
Carpentersville	56	66	75
Cary	59	69	75
Caton Farm	85	85	90
Cherry Hill	90	100	100
Chicago Heights	85	85	90
Chicago Ridge	70	70	70
Chicago South Side	70	70	70
Chicago Loop	60	60	60
Cicero	50	58	60
Clarendon Hills	55	60	65
Cloverdale	45	57	65
Country Club Hills	80	80	75
Countryside	55	55	65
Crest Hill	80	80	80
Crestwood	70	70	70
Crete	90	80	85
Crockett Estates	70	85	90
Crooked Lake Oaks	65	75	75
Crystal Lake	65	75	85
Crystal Lawn	65	75	85