September 25, 1912

O’Fallon was incorporated as a city.  At the time, there were 107 householders. It now has tens of thousands of residents and the 2010 census showed it to be Missouri’s fastest growing city.

This post was contributed by Joe Sonderman. Joe has written many books on Missouri and Route 66 history. You can find his books on Amazon.com and on 66postcards.com.