Located in the west central part of the county, it borders the following townships: Small parts of two municipalities are located in Morris Township: the city of Mount Vernon, the county seat of Knox County, in the southeast; and the village of Fredericktown, in the northwest.

The unincorporated community of Knox is located in Morris Township.

It was named after Morris County, New Jersey, the native home of many of the township's pioneer settlers.

[5] The township is governed by a three-member board of trustees, who are elected in November of odd-numbered years to a four-year term beginning on the following January 1.

There is also an elected township fiscal officer,[6] who serves a four-year term beginning on April 1 of the year after the election, which is held in November of the year before the presidential election.