District 15 or 15th district can refer to:
U.S. political districts Federal level Illinois's 15th congressional district Michigan's 15th congressional district Pennsylvania's 15th congressional district Ohio's 15th congressional district State-level 15th Legislative District (New Jersey) Pennsylvania Senate, District 15 Texas Senate, District 15 Wisconsin Senate, District 15 Municipal level Los Angeles City Council District 15
North American school districts Canada New Brunswick School District 15 United States Regional School District 15 (Connecticut) Community Consolidated School District 15 (Illinois) Maine School Administrative District 15 (Maine)
Other municipal districts 15th arrondissement of Paris 15th arrondissement of Marseille 15th district of Budapest