Mountain Valley Middle School
#81 of 84 middle schools in Maine
#10903 of 15,369 nationally
About Mountain Valley Middle School
Mountain Valley Middle School is a public middle located in Mexico, in the Rsu 10 school district of Maine, United States. It caters for Grades 5–8. In 2025 it enrolled 376 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 34.8 out of 100, placing it in the lower 50% of middle schools in United States and 81st of 84 ranked middle schools in Maine. Its strongest component is students per teacher (78th percentile), and its weakest is math proficiency (14th percentile).
Other published figures: enrollment 376.
There are 2 schools in Mexico; Mountain Valley Middle School ranks 1st of 2 scored schools there.
Success Index (US) breakdown
Each component is a percentile against middle schools across United States.
- Math proficiency (30%)21%
- Reading proficiency (30%)44%
- Community advantage (fewer free/reduced-price lunch) (25%)77.4%
- Students per teacher (15%)12.1
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 Middle School by the official sources.
- Enrollment
- 376
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 77.4%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 12.1
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 44%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 21%
- Share of tested students proficient or above (all students, all grades).
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Schools near Mountain Valley Middle School
Closest schools by straight-line distance, with their Success Index (US).
Meroby Elementary School
Mexico · Public elementary · Grades PK–4
256 students · 379 m away
Rumford Elementary
Rumford · Public elementary · Grades PK–4
213 students · 2.1 km away
Mountain Valley High School
Rumford · Public high · Grades 9–12
369 students · 2.8 km away
T W Kelly Dirigo Middle School
Dixfield · Public middle · Grades 6–8
180 students · 5.9 km away
Dirigo High School
Dixfield · Public high · Grades 9–12
216 students · 6.1 km away
Dirigo Elementary School
Peru · Public elementary · Grades PK–5
324 students · 6.8 km away
Similar schools
Public middle schools in Maine with a comparable Enrollment.
Frank H Harrison Middle School
Yarmouth · Public middle · Grades 6–8
379 students
William S. Cohen School
Bangor · Public middle · Grades 6–8
372 students
Oak Hill Middle School
Sabattus · Public middle · Grades 5–8
380 students
Lincoln Middle School
Portland · Public middle · Grades 6–8
382 students
Lake Region Middle School
Naples · Public middle · Grades 6–8
390 students
Shapleigh School
Kittery · Public middle · Grades 4–8
357 students
Frequently asked questions
Is Mountain Valley Middle School a good school?
Mountain Valley Middle School has a Success Index (US) of 34.8 out of 100 (Lower 50% of middle schools in United States) and ranks #81 of 84 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 Middle School rank in Maine?
Mountain Valley Middle School ranks #81 of 84 middle schools in Maine and #10903 of 15,369 nationally on the Success Index (US) (2025 data).
How many students attend Mountain Valley Middle School?
Mountain Valley Middle School had 376 students in 2025.
Is Mountain Valley Middle School a elementary school or a high school?
Mountain Valley Middle School is classified as a middle covering Grades 5–8. It is a public school.
What other schools are near Mountain Valley Middle School?
There are 6 schools within 15 km of Mountain Valley Middle School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.