In response to a petition of citizens, the court then (June 1837) established Washington Township within the following boundary, to wit: Beginning at the southwest corner of said county, thence east on the southern boundary thereof to where said boundary line intersect the meridian line passing through the middle of Range 8 west; thence north along the section line in the middle of said range to the ridge between the south fork and the middle fork of Fox River: thence following the course of said ridge to the western boundary of the county; thence south to the place of beginning.