High Quality Content by WIKIPEDIA articles! High Quality Content by WIKIPEDIA articles! Spencer Township is one of the nineteen townships of Guernsey County, Ohio, United States. The 2000 census found 1,058 people in the township, 656 of whom lived in the unincorporated portions of the township. The village of Cumberland is located in southern Spencer Township. Statewide, other Spencer Townships are located in Allen, Lucas, and Medina Counties.