Home › Maine › Cumberland County
Rsu 51/msad 51 Schools
Rsu 51/msad 51 is a public school district in Maine, based in Cumberland County (Cumberland). SchoolGrade grades 4 of its schools on actual versus projected test scores; every school below has its own page.
Rsu 51/msad 51 on the map
District boundary from the NCES EDGE composite school district file. Each marker is a graded school; click it for its grade and scores.
SchoolGrade summary for Rsu 51/msad 51
4 of 4 schools in Rsu 51/msad 51 carry a SchoolGrade. Grade distribution:
A: 4
Best schools in Rsu 51/msad 51
Statewide rankings: all 111 high schools in Maine · all 76 middle schools in Maine · all 292 elementary schools in Maine
The ten highest SchoolGrades in the district. Grades reward actual test performance against the projection for each school's student context, so a B in a high-poverty school can outrank an A- elsewhere on impact.
- A+ Greely Middle School (Middle school, greatly exceeds expectations)
- A+ Greely Middle School 4 5 (Elementary school, greatly exceeds expectations)
- A+ Greely High School (High school, greatly exceeds expectations)
- A+ Mabel I Wilson School (Elementary school, exceeds expectations)
Every school in Rsu 51/msad 51
High schools (1)
- A+ Greely High School, Cumberland
Middle and junior high schools (2)
- A+ Greely Middle School, Cumberland
- A+ Greely Middle School 4 5, Cumberland
Other schools and academies (1)
- A+ Mabel I Wilson School, Cumberland
About this district
- State: Best schools in Maine
- County: Cumberland County
- Type: regular local school district
- Setting: fringe rural (NCES locale of the district office)
- Enrollment: 2,193 students with 207 full-time-equivalent teachers and 610 total staff FTE (NCES CCD, 2023-24)
- NCES district ID: 2314240
- Grades are the 2025-26 SchoolGrade model: each school's actual proficiency against the level projected for its student context. How SchoolGrade works
Nearby school districts
- Yarmouth Schools (4 schools, 2 mi)
- Falmouth Public Schools (3 schools, 5 mi)
- Rsu 05 (6 schools, 9 mi)
- Rsu 75/msad 75 (7 schools, 9 mi)
- Westbrook Public Schools (5 schools, 9 mi)
- Portland Public Schools (16 schools, 10 mi)
- South Portland Public Schools (8 schools, 11 mi)
- Rsu 15/msad 15 (5 schools, 12 mi)
Questions about Rsu 51/msad 51
How many schools are in Rsu 51/msad 51?
SchoolGrade grades 4 public schools in Rsu 51/msad 51. Every one of them is listed on this page with a link to its own report.
How good are the schools in Rsu 51/msad 51?
Across the 4 graded schools, the average SchoolGrade is A+, with 90.3% of tested students meeting the state bar against a projected 72.5%. 100% of schools meet or exceed the expectation for their student context.
How many students attend Rsu 51/msad 51?
2,193 students were enrolled in Rsu 51/msad 51 in the 2023-24 school year, about 10.6 students per full-time teacher (NCES Common Core of Data).
Where is Rsu 51/msad 51?
Rsu 51/msad 51 is in Maine, based in Cumberland County, with its district office in Cumberland. Its boundary covers about 44.6 sq mi.