St. Paul's School
- Country: United States
- Type: Education
- Website: www.sps.edu
- Update: 05-02
St. Paul's School (abbreviation: SPS) is a prestigious high school in the United States and a member of the Ten School Alliance (TSAO). Founded in 1856, the school is located in New Hampshire, USA, and is one of the best private boarding high schools in the United States.