The Middle Fork rises in Ford County and flows southeast to join the Vermilion near Danville.
[2] In its natural state, the Middle Fork drained a large upland marsh in what is now Ford County.
Including the ditches, the Middle Fork is about 77 miles (124 km) long.
[3] The Middle Fork is Illinois' only designated National Wild and Scenic River.
Parks and access points include: The following cities, towns and villages are among those in the watershed of the Middle Fork: Parts of the following counties are drained by the Middle Fork: