Mountain Valley High School
#94 of 110 high schools in Maine
#11998 of 16,910 nationally
About Mountain Valley High School
Mountain Valley High School is a public high located in Rumford, in the Rsu 10 school district of Maine, United States. It caters for Grades 9–12. In 2025 it enrolled 369 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 35.9 out of 100, placing it in the lower 50% of high schools in United States and 94th of 110 ranked high schools in Maine. Its strongest component is students per teacher (78th percentile), and its weakest is math proficiency (20th percentile).
Other published figures: enrollment 369.
There are 2 schools in Rumford; Mountain Valley High School ranks 1st of 2 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)22%
- Reading proficiency (30%)47%
- Community advantage (fewer free/reduced-price lunch) (25%)73.2%
- Students per teacher (15%)11.5
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Mountain Valley High School by the official sources.
- Enrollment
- 369
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 73.2%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 11.5
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 47%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 22%
- Share of tested students proficient or above (all students, all grades).
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Schools near Mountain Valley High School
Closest schools by straight-line distance, with their Success Index (US).
Rumford Elementary
Rumford · Public elementary · Grades PK–4
213 students · 1.4 km away
Meroby Elementary School
Mexico · Public elementary · Grades PK–4
256 students · 2.4 km away
Mountain Valley Middle School
Mexico · Public middle · Grades 5–8
376 students · 2.8 km away
T W Kelly Dirigo Middle School
Dixfield · Public middle · Grades 6–8
180 students · 8.6 km away
Dirigo High School
Dixfield · Public high · Grades 9–12
216 students · 8.9 km away
Dirigo Elementary School
Peru · Public elementary · Grades PK–5
324 students · 9.5 km away
Similar schools
Public high schools in Maine with a comparable Enrollment.
Bucksport High School
Bucksport · Public high · Grades 9–12
361 students
Houlton High School
Houlton · Public high · Grades 9–12
378 students
Casco Bay High School
Portland · Public high · Grades 9–12
379 students
Winslow High School
Winslow · Public high · Grades 9–12
383 students
Maranacook Community High Sch
Readfield · Public high · Grades 9–12
385 students
Penquis Valley Middle/High School
Milo · Public high · Grades 5–12
349 students
Frequently asked questions
Is Mountain Valley High School a good school?
Mountain Valley High School has a Success Index (US) of 35.9 out of 100 (Lower 50% of high schools in United States) and ranks #94 of 110 in Maine. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Mountain Valley High School rank in Maine?
Mountain Valley High School ranks #94 of 110 high schools in Maine and #11998 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Mountain Valley High School?
Mountain Valley High School had 369 students in 2025.
Is Mountain Valley High School a elementary school or a high school?
Mountain Valley High School is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Mountain Valley High School?
There are 6 schools within 15 km of Mountain Valley High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.