Located in the northwestern corner of the county, it borders the following townships: The village of Frazeysburg is located in central Jackson Township.

Established in 1815, Jackson Township most likely was named after General Andrew Jackson, afterward President of the United States.

[5] By the 1830s, Jackson Township had two gristmills and three saw mills.

[6] 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,[7] 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.