DATE OF INCORPORATION NAME OF LOCAL FORM OF DATE COUNTY LAWS IN FORCE GOVERNMENT GOVERNMENT COUNTY ESTABLISHED SEAT BEFORE JULY 1 1872-AFTER JULY 1 1872 CERTIFIED FORMERLY
ADDISON M-VILLAGE DUPAGE NO OCT. 6, 1884 JAN. 9, 1885 ADDISON TOWNSHIP DUPAGE NOV. 6, 1849 AURORA M-CITY DUPAGE & KANE NO FEB. 8, 1853 MAR. 1, 1887 APR. 8, 1887 BARTLETT M-VILLAGE DUPAGE, COOK & KANE NO MAR. 2, 1891 JUNE 21, 1892 BENSENVILLE M-VILLAGE DUPAGE NO MAY 19, 1894 JULY 17, 1894 BLOOMINGDALE M-VILLAGE DUPAGE NO JUNE 18, 1923 OCT. 8, 1923 BLOOMINGDALE TOWNSHIP DUPAGE NOV. 6, 1849 BOLINGBROOK M-VILLAGE DUPAGE & WILL NO OCT. 6, 1965 DEC. 16, 1965 BURR RIDGE M-VILLAGE DUPAGE NO OCT. 30, 1956 JAN. 29, 1957 HARVESTER CAROL STREAM M-VILLAGE DUPAGE NO JAN. 5, 1959 MAR. 13, 1959 CLARENDON HILLS M-VILLAGE DUPAGE NO JAN. 22, 1924 JUNE 27, 1924 DARIEN M-CITY DUPAGE NO DEC. 16, 1969 MAR. 18, 1970 DOWNERS GROVE M-VILLAGE DUPAGE NO MAR. 29, 1873 JULY 11, 1873 DOWNERS GROVE TOWNSHIP DUPAGE NOV. 6, 1849 DUPAGE COUNTY DUPAGE FEB. 9, 1839 WHEATON ELMHURST M-CITY DUPAGE NO JUNE 5, 1882 AUG. 14, 1882 GLEN ELLYN M-VILLAGE DUPAGE NO MAY 10, 1892 JUNE 27, 1892 PROSPECT PARK GLENDALE HEIGHTS M-VILLAGE DUPAGE NO JULY 13, 1959 OCT. 26, 1959 GLENDALE HANOVER PARK M-VILLAGE DUPAGE & COOK NO AUG. 14, 1958 OCT. 29, 1958 HINSDALE M-VILLAGE DUPAGE NO APR. 1, 1873 SEPT. 23, 1901 ITASCA M-VILLAGE DUPAGE NO JAN. 13, 1890 OCT. 17, 1901 LISLE M-VILLAGE DUPAGE NO JUNE 26, 1956 SEPT. 7, 1956 LISLE TOWNSHIP DUPAGE NOV. 6, 1849 DUPAGE (DATE CHANGED UNKNOWN) LOMBARD M-VILLAGE DUPAGE NO MAR. 29, 1869 AUG. 25, 1903 OCT. 13, 1903 MILTON TOWNSHIP DUPAGE NOV. 6, 1849 NAPERVILLE TOWNSHIP DUPAGE NOV. 6, 1849 NAPERVILLE M-CITY DUPAGE & WILL NO FEB. 7, 1857 MAR. 17, 1890 MAR. 24, 1890 OAK BROOK M-VILLAGE DUPAGE NO FEB. 21, 1958 MAY 12, 1958 OAKBROOK OAKBROOK TERRACE M-CITY DUPAGE NO JUNE 24, 1958 NOV. 24, 1958 UTOPIA ROSELLE M-VILLAGE DUPAGE NO OCT. 7, 1922 JAN. 2, 1934 ST. CHARLES M-CITY DUPAGE & KANE NO FEB. 9, 1839 OCT. 17, 1874 DEC. 21, 1874 CHARLESTON VILLA PARK M-VILLAGE DUPAGE NO AUG. 8, 1914 MAY 15, 1915 ARDMORE WARRENVILLE M-CITY DUPAGE NO SEPT. 20, 1967 OCT. 3, 1967 WAYNE TOWNSHIP DUPAGE NOV. 6, 1849 WAYNE M-VILLAGE DUPAGE & KANE NO SEPT. 15, 1958 NOV. 14, 1958 WEST CHICAGO M-CITY DUPAGE NO MAY 31, 1873 AUG. 6, 1873 TURNER WESTMONT M-VILLAGE DUPAGE NO NOV. 10, 1921 MAR. 24, 1925 WHEATON M-CITY DUPAGE YES FEB. 24, 1859 MAR. 31, 1890 APR. 24, 1890 WILLOW SPRINGS M-VILLAGE DUPAGE & COOK NO JUNE 1, 1892 AUG. 23, 1892 SPRING FOREST WILLOWBROOK M-VILLAGE DUPAGE NO JAN. 18, 1960 FEB. 23, 1960 WINFIELD M-VILLAGE DUPAGE NO APR. 18, 1921 MAY 17, 1921 WINFIELD TOWNSHIP DUPAGE NOV. 6, 1849 WOOD DALE M-CITY DUPAGE NO OCT. 20, 1928 JAN. 18, 1929 WOODRIDGE M-VILLAGE DUPAGE & WILL NO AUG. 24, 1959 OCT. 26, 1959 YORK TOWNSHIP DUPAGE NOV. 6, 1849
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