High Quality Content by WIKIPEDIA articles! High Quality Content by WIKIPEDIA articles! Westfield Township is one of the seventeen townships of Medina County, Ohio, United States. The 2000 census found 4,172 people in the township, 2,545 of whom lived in the unincorporated portions of the township. Statewide, the only other Westfield Township is located in Morrow County. 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.