Keithsburg Township, Mercer County, Illinois

Keithsburg Township is located in Mercer County, Illinois. As of the 2010 census, its population was 687 and it contained 372 housing units.

Geography
According to the 2010 census, the township has a total area of 19.83 sqmi, of which 17.98 sqmi (or 90.67%) is land and 1.85 sqmi (or 9.33%) is water.