Collinsville, Illinois By kshelto Jan 1, 1810 John Cook of Shepherdstown built the first permanent home Jan 1, 1817 Four Collins brothers came and took residence Jan 1, 1818 Collins brothers bought Cooks claim and built a cabin Jan 1, 1822 Collins brothers renamed settlement Unionville Dec 21, 1825 The name Collinsville was selected by the residents Jan 1, 1837 The village was platted Jan 1, 1850 Village charter was adopted and trustees elected Jan 1, 1865 Dr. Lumaghi opened a zinc works Jan 1, 1871 Dr, Lumaghi opened the first of his mines Jan 1, 1872 Collinsville was incorported as a City and adopted the aldermanic form of government and John Becker was elected the first Mayor of Collinsville Jan 1, 1885 The City Hall was built Jan 1, 1921 Commision form of government was adopted Jan 1, 1922 3,000 coal miners lived in Collinsville out of a population of 9,800 Jan 1, 1950 Most of the coal mines, a zince work, a lead work, a knitting mill, a cow bell factory, and a canning plants were gone Jan 1, 1964 The Lumaghi Coal Co. closed its final mine Jan 1, 1991 Council-manager form of government started instead of commission form Jan 1, 2000 The population reached 24,707