- Source: School District 23
- Proyek Manhattan
- Washington, D.C.
- Princeton High School (New Jersey)
- Marie Wilson
- Nassau County, New York
- Singapura
- Kota Surabaya
- Singgamata
- Buriram
- Athens, Georgia
- School District 23
- School District 23 Central Okanagan
- List of school districts in Arizona
- Prospect Heights School District 23
- Suffolk County, New York
- List of school districts in British Columbia
- List of school districts in Colorado
- List of school districts in Illinois
- Los Gatos-Saratoga Joint Union High School District
- School District 36 Surrey
School District 23 may refer to:
Prospect Heights School District 23, a school district located and served in Prospect Heights, Illinois
School District 23 Central Okanagan, a school district that serves the Central Okanagan, which includes Kelowna, for which the school district's office is based in
Target Range School District 23, a school district in Montana
See also:
Central Okanagan School District No 23 v Renaud, a related Canada Supreme Court decision