Newton High School
- Granby, Missouri
- Newton Community School District
- Newton Falls High School
- Newton High School (Georgia)
- Newton High School (Kansas)
- Newton High School (New Jersey)
- Newton High School (Ohio)
- Newton High School (Texas)
- Newton North High School
- Newton South High School
- Newton, Illinois
- Newton, Iowa
- Newton, Kansas
- Newton, Mississippi
- Newton-Conover High School
- Newtown High School (disambiguation)
- North Newton Junior-Senior High School
- South Newton High School