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
BEECHER M-VILLAGE WILL NO NOV. 5, 1883 JAN. 5, 1884 BLAIRSVILLE PRECINCT WILLIAMSON UNCERTAIN WESTERN (DATE CHANGED UNKNOWN) BOLINGBROOK M-VILLAGE WILL & DUPAGE NO OCT. 6, 1965 DEC. 16, 1965 BRAIDWOOD M-CITY WILL NO MAR. 4, 1873 JULY 15, 1873 BUSH M-VILLAGE WILLIAMSON NO SEPT. 7, 1905 OCT. 18, 1905 CAMBRIA M-VILLAGE WILLIAMSON NO JAN. 5, 1905 FEB. 4, 1905 REEVES CARTERVILLE M-CITY WILLIAMSON NO MAR. 8, 1892 JULY 30, 1894 CARTERVILLE PRECINCT WILLIAMSON UNCERTAIN EIGHT MILE (DATE CHANGED UNKNOWN) CHANNAHON M-VILLAGE WILL NO DEC. 11, 1961 AUG. 17, 1962 CHANNAHON TOWNSHIP WILL NOV. 6, 1849 COLP M-VILLAGE WILLIAMSON NO DEC. 13, 1913 APR. 16, 1914 CORINTH PRECINCT WILLIAMSON UNCERTAIN NORTHERN (DATE CHANGED UNKNOWN) CRAB ORCHARD PRECINCT WILLIAMSON UNCERTAIN CRAINVILLE M-VILLAGE WILLIAMSON NO JUNE 28, 1881 OCT. 19, 1901 CREAL SPRINGS M-CITY WILLIAMSON NO AUG. 10, 1883 APR. 14, 1898 CREAL SPRINGS PRECINCT WILLIAMSON UNCERTAIN UNION (DATE CHANGED UNKNOWN) CREST HILL M-CITY WILL NO JAN. 22, 1960 APR. 8, 1960 CRETE M-VILLAGE WILL NO MAR. 27, 1880 JULY 16, 1880 CRETE TOWNSHIP WILL NOV. 6, 1849 CUSTER TOWNSHIP WILL UNCERTAIN DUPAGE TOWNSHIP WILL NOV. 6, 1849 EAST MARION PRECINCT WILLIAMSON UNCERTAIN MARION (DATE CHANGED UNKNOWN) ELWOOD M-VILLAGE WILL NO JUNE 19, 1869 JUNE 21, 1873 SEPT. 12, 1873 ENERGY M-VILLAGE WILLIAMSON NO AUG. 8, 1907 JUNE 22, 1914 FORDVILLE FLORENCE TOWNSHIP WILL UNCERTAIN FRANKFORT M-VILLAGE WILL NO AUG. 25, 1879 MAY 31, 1890 FRANKFORT TOWNSHIP WILL NOV. 6, 1849 FREEMANSPUR M-VILLAGE WILLIAMSON NO MAY 28, 1913 MAR. 7, 1921 GODLEY M-VILLAGE WILL NO MAR. 14, 1888 MAY 3, 1888 GRASSY PRECINCT WILLIAMSON UNCERTAIN GREEN GARDEN TOWNSHIP WILL UNCERTAIN HERRIN M-CITY WILLIAMSON NO MAR. 21, 1898 MAY 3, 1898 HERRIN PRECINCT WILLIAMSON UNCERTAIN HERRIN'S PRAIRIE (DATE CHANGED UNKNOWN) HOMER TOWNSHIP WILL NOV. 6, 1849 HURST M-CITY WILLIAMSON NO DEC. 29, 1905 MAR. 15, 1906 JACKSON TOWNSHIP WILL NOV. 6, 1849 JOHNSTON CITY M-CITY WILLIAMSON NO FEB. 11, 1896 MAY 4, 1896 JOLIET M-CITY WILL YES FEB. 26, 1845 AUG. 5, 1876 AUG. 25, 1876 JULIET JOLIET TOWNSHIP WILL NOV. 6, 1849 LAKE CREEK PRECINCT WILLIAMSON UNCERTAIN LOCKPORT M-CITY WILL NO FEB. 12, 1853 MAR. 3, 1890 SEPT. 2, 1890 LOCKPORT TOWNSHIP WILL NOV. 6, 1849 MANHATTAN M-VILLAGE WILL NO DEC. 20, 1886 JULY 19, 1890 MANHATTAN TOWNSHIP WILL UNCERTAIN MARION M-CITY WILLIAMSON YES FEB. 24, 1841 APR. 10, 1874 SEPT. 8, 1905 MOKENA M-VILLAGE WILL NO MAY 24, 1880 MAY 22, 1890 MONEE M-VILLAGE WILL NO NOV. 9, 1874 MAR. 5, 1875 MONEE TOWNSHIP WILL NOV. 6, 1849 CARCY (DATE CHANGED UNKNOWN) NAPERVILLE M-CITY WILL & DUPAGE NO FEB. 7, 1857 MAR. 17, 1890 MAR. 24, 1890 NEW LENOX M-VILLAGE WILL NO MAY 25, 1946 OCT. 4, 1946 NEW LENOX TOWNSHIP WILL NOV. 6, 1849 VERNON (CHANGED JUNE 10, 1850) PARK FOREST M-VILLAGE WILL & COOK NO FEB. 1, 1949 MAY 24, 1949 PEOTONE M-VILLAGE WILL NO MAR. 25, 1869 FEB. 25, 1879 MAR. 7, 1879 PEOTONE TOWNSHIP WILL UNCERTAIN PITTSBURG M-VILLAGE WILLIAMSON NO FEB. 10, 1909 MAY 5, 1909 PLAINFIELD M-VILLAGE WILL NO MAR. 9, 1869 JUNE 30, 1877 AUG. 13, 1877 PLAINFIELD TOWNSHIP WILL NOV. 6, 1849 REED TOWNSHIP WILL NOV. 6, 1849 CLINTON (CHANGED JUNE 10, 1850) ROCKDALE M-VILLAGE WILL NO FEB. 9, 1903 MAR. 19, 1903 ROMEOVILLE M-VILLAGE WILL NO JAN. 21, 1895 OCT. 2, 1901 SHOREWOOD M-VILLAGE WILL NO NOV. 27, 1957 AUG. 25, 1958 SOUTHERN PRECINCT WILLIAMSON UNCERTAIN SPILLERTOWN M-VILLAGE WILLIAMSON NO MAR. 3, 1900 MAY 29, 1900 STEGER M-VILLAGE WILL & COOK NO DEC. 24, 1896 FEB. 23, 1897 STONEFORT PRECINCT WILLIAMSON UNCERTAIN SALINE (CHANGED JAN. 4, 1908) STONEFORT M-VILLAGE WILLIAMSON & SALINE NO JUNE 21, 1875 JULY 24, 1894 BOLTON SYMERTON M-VILLAGE WILL NO SEPT. 27, 1904 JAN. 3, 1905 TINLEY PARK M-VILLAGE WILL & COOK NO JUNE 28, 1892 SEPT. 19, 1892 TROY TOWNSHIP WILL NOV. 6, 1849 UNIVERSITY PARK M-VILLAGE WILL & COOK NO JUNE 15, 1967 SEPT. 13, 1967 PARK FOREST SOUTH WASHINGTON TOWNSHIP WILL UNCERTAIN WESLEY TOWNSHIP WILL UNCERTAIN WEST MARION PRECINCT WILLIAMSON UNCERTAIN BAINBRIDGE (DATE CHANGED UNKNOWN) WHEATLAND TOWNSHIP WILL NOV. 6, 1849 WHITEASH M-VILLAGE WILLIAMSON NO JUNE 16, 1905 AUG. 24, 1905 WILL COUNTY WILL JAN. 12, 1836 JOLIET WILL TOWNSHIP WILL UNCERTAIN WILLIAMSON COUNTY WILLIAMSON FEB. 28, 1839 MARION WILMINGTON M-CITY WILL NO JULY 31, 1837 JAN. 12, 1902 FEB. 3, 1902 WINCHESTER WILMINGTON TOWNSHIP WILL NOV. 6, 1849 WILTON TOWNSHIP WILL NOV. 6, 1849 WOODRIDGE M-VILLAGE WILL & DUPAGE NO AUG. 24, 1959 OCT. 26, 1959
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