It is a part of the Mansfield Metropolitan Statistical Area.

Located in the southern part of the county, it borders the following townships: Part of the village of Bellville is located in northern Jefferson Township.

Bangorville, an unincorporated community, is in the southwest corner of the township.

[4] 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,[5] 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.