| This is a list of private high schools in Los Angeles | | | | - Loyola High School (boys), Los Angeles |
| County. This includes religious and non-religious schools. | | | | - Mary Star of the Sea High School, San Pedro |
| Some schools on this list have been closed from use | | | | - Marymount High School (girls), Los Angeles |
| and the year of the closer will be printed next to the | | | | - Mayfield Senior School (girls), Pasadena |
| school. | | | | - Mount Carmel High School, Los Angeles Closed 1976 |
| Christian | | | | - Notre Dame Academy Girls High School (girls), Los |
| Catholic | | | | Angeles |
| - Alverno High School (girls), Sierra Madre | | | | - Notre Dame High School, Sherman Oaks |
| - Bellarmine-Jefferson High School, Burbank | | | | - Paraclete High School, Lancaster |
| - Bishop Alemany High School, Mission Hills | | | | - Pater Noster High School, Midway City Closed 1990 |
| - Bishop Amat Memorial High School, La Puente | | | | - Pius X High School, Downey, California now St. |
| - Bishop Conaty-Our Lady of Loretto High School | | | | Matthias High School, Downey |
| (girls), Los Angeles | | | | - Pomona Catholic High School (girls), Pomona |
| - Bishop Montgomery High School, Torrance | | | | - Preparatory Institute of Notre Dame (girls), Sunland |
| - Bishop Mora Salesian High School (boys), Los | | | | Closed 1960's |
| Angeles | | | | - Providence High School, Burbank |
| - Cantwell Sacred Heart of Mary School, Montebello | | | | - Queen of Angels Academy, Compton Closed 2002 |
| - Cathedral High School (boys), Los Angeles | | | | - Ramona Convent Secondary School (girls), Alhambra |
| - Chaminade College Preparatory, West Hills | | | | - Sacred Heart High School (girls), Los Angeles |
| - Corvallis High School (girls), Los Angeles closed 1985 | | | | - San Gabriel Mission High School (girls), San Gabirel |
| - Crespi Carmelite High School (boys), Encino | | | | - St. Anthony High School, Long Beach |
| - Damien High School (boys), La Verne | | | | - St. Bernard High School, Playa del Rey |
| - Daniel Murphy High School (boys), Los Angeles | | | | - St. Francis High School (boys), La Cañada Flintridge |
| closed 2008 | | | | - St. Genevieve High School, Panorama City |
| - Don Bosco Technical Institute (boys), Rosemead | | | | - St. John Bosco High School (boys), Bellflower |
| - Flintridge-Sacred Heart Academy (girls), La Cañada | | | | - St. Joseph High School (girls), Lakewood |
| Flintridge | | | | - St. Lucy's Priory High School (girls), Glendora |
| - Holy Family High School (girls), Glendale | | | | - St. Mary's Academy (girls), Inglewood |
| - Immaculate Heart High School (girls), Los Angeles | | | | - St. Matthias High School (girls), Downey |
| - Junípero Serra High School, Gardena | | | | - St. Monica Catholic High School, Santa Monica |
| - La Salle High School, Pasadena | | | | - St. |
| - Louisville High School (girls), Woodland Hills | | | | |