Plainfield High School
# 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
