Plainfield High School

Plainfield High School may refer to:

Plainfield High School (Connecticut) Plainfield High School (Illinois) Plainfield South High School — Plainfield, Illinois Plainfield High School (Indiana) Nashua-Plainfield High School — Nashua, Iowa Plainfield High School (New Jersey) — Plainfield, New Jersey North Plainfield High School — North Plainfield, New Jersey South Plainfield High School — South Plainfield, New Jersey

See also Plainfield Academy (disambiguation)