[3] Located in the northeastern corner of the county, it borders the following other townships and municipalities: Most of the village of Garrettsville was formed from southwestern Nelson Township.

Formed from the Connecticut Western Reserve, Nelson Township covers an area of 25 square miles (65 km2).

[6] Nelson Township is the site of Nelson Kennedy Ledges State Park, a 167 acres (68 ha) park featuring several rock formations that includes hiking trails, waterfalls, and picnicking areas.

Also in the township is the Nelson Ledges Road Course hosts motorcycle and sports car racing events.

[7] Nelson has hosted many music festivals at Nelson Ledges Quarry Park from 1972–Present 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.