[4] At that time, it was a small area surrounding Duncan Bay, including the village of Cheboygan.

In 1887, Benton expanded to a larger portion of the original Duncan Township.

Benton Township occupies the northeast corner of Cheboygan County, and is bordered to the north by the South Channel of the Straits of Mackinac opening out into Lake Huron.

U.S. Highway 23 follows the northern edge of the township at varying distances from Lake Huron, leading west into Cheboygan and southeast to Rogers City.

Cheboygan State Park is in the northwest corner of the township along the South Channel and Duncan Bay.

24.8% of all households were made up of individuals, and 10.5% had someone living alone who was 65 years of age or older.