[1] A portion of the city of Oberlin cuts into the northern part of the township but is a separate municipality.

At the center of Pittsfield Township is the intersection of State Routes 58 and 303.

Located in central Lorain County, it borders the following townships and city: According to the United States Census Bureau, in 2000 Pittsfield had 1,549 residents with an average age of 39.33 years.

Milton Whitney, one of the large landowners in the area, arranged for settlers to move in in 1821.

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.