Mountain High School
| Name | Mountain High School |
| Grades | Class 09 to Class 12 |
| Address | PO Box 430 |
| City | Lake Arrowhead |
| School District | Rim of the World Unified |
| County | San Bernardino County |
| Zipcode | 92352-0430 |
| Phone No. | (909)336-2038 |
| State | California |
| Town | Fringe |
| Students | 46 |
| Teachers | 3 |
| Student Teacher Ratio | 15.3 students per teacher |
| Charter School | No |
| Magnet School | N/A |
Mountain High School is located at PO Box 430 in Lake Arrowhead city of San Bernardino County county in California. This school comes under Rim of the World Unified. You can call them at (909)336-2038 for more details. This is not a magnet school. Total forty six students from class 09 to class 12 study in this school who are taught by three teachers. This is not a charter school. The student teacher ratio of this school is 15.3.