Mountain Valley High School
| Name | Mountain Valley High School |
| Grades | Class 09 to Class 12 |
| Address | 799 Hancock Street |
| City | Rumford |
| School District | RSU 10 |
| County | Oxford County |
| Zipcode | 04276 |
| Phone No. | (207)364-4547 |
| State | Maine |
| Rural | Fringe |
| Students | 387 |
| Teachers | 30 |
| Student Teacher Ratio | 12.8 students per teacher |
| Charter School | No |
| Magnet School | No |
Mountain Valley High School is located at 799 Hancock Street in Rumford city of Oxford County county in Maine. This school comes under RSU 10. You can call them at (207)364-4547 for more details. This is not a magnet school. Total three hundred eighty seven students from class 09 to class 12 study in this school who are taught by thirty teachers. This is not a charter school. The student teacher ratio of this school is 12.8.