Top Rankings
RSU 51/MSAD 51 School District ranks among the top 20% of public school district in Maine for:
Category
Attribute
Overall Rank
Highest overall rank (Top 10%)
Math Proficiency
Highest math proficiency (Top 5%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 5%)
Science Proficiency
Highest science proficiency (Top 10%)
Graduation Rate
Highest graduation rate (Top 5%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 3 public elementary schools serving 1,579 students in RSU 51/MSAD 51 School District. This district's average elementary testing ranking is 10/10, which is in the top 10% of public elementary schools in Maine.
Public Elementary Schools in RSU 51/MSAD 51 School District have an average math proficiency score of 92% (versus the Maine public elementary school average of 81%), and reading proficiency score of 93% (versus the 84% statewide average).
Minority enrollment is 9% of the student body (majority Hispanic), which is less than the Maine public elementary school average of 14% (majority Black and Hispanic).
Overview
This School District
This State (ME)
# Schools
4 Schools
442 Schools
# Students
2,188 Students
112,991 Students
# Teachers
209 Teachers
10,443 Teachers
Student : Teacher Ratio
10:1
10:1
District Rank
RSU 51/MSAD 51 School District, which is ranked within the top 10% of all 191 school districts in Maine (based off of combined math and reading proficiency testing data) for the 2021-2022 school year.
The school district's graduation rate of 92% has decreased from 95% over five school years.
Overall District Rank
#13 out of 222 school districts
(Top 10%)
(Top 10%)

Math Test Scores (% Proficient)
92%
82%

Reading/Language Arts Test Scores (% Proficient)
93%
84%

Science Test Scores (% Proficient)
63%
37%
Graduation Rate
92%
86%

Students by Ethnicity:
Diversity Score
0.16
0.26
# American Indian Students
4 Students
878 Students
% American Indian Students
n/a
1%
# Asian Students
20 Students
1,363 Students
% Asian Students
1%
1%
# Hispanic Students
59 Students
3,921 Students
% Hispanic Students
3%
3%
# Black Students
15 Students
5,274 Students
% Black Students
1%
5%
# White Students
2,001 Students
97,025 Students
% White Students
91%
86%
# Hawaiian Students
n/a
101 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
89 Students
4,429 Students
% of Two or more races Students
4%
4%
Students by Grade:
# Students in PK Grade:
32
5,730
# Students in K Grade:
145
11,081
# Students in 1st Grade:
188
11,901
# Students in 2nd Grade:
196
12,646
# Students in 3rd Grade:
176
11,955
# Students in 4th Grade:
195
12,471
# Students in 5th Grade:
166
12,477
# Students in 6th Grade:
167
12,250
# Students in 7th Grade:
170
10,478
# Students in 8th Grade:
144
10,197
# Students in 9th Grade:
161
451
# Students in 10th Grade:
153
468
# Students in 11th Grade:
146
470
# Students in 12th Grade:
149
416
# Ungraded Students:
-
-
District Revenue and Spending
The revenue/student of $21,397 in this school district is less than the state median of $21,600. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $19,652 is less than the state median of $21,191. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$47 MM
$3,617 MM

Spending
$43 MM
$3,549 MM

Revenue / Student
$21,397
$21,600

Spending / Student
$19,652
$21,191

Best RSU 51/MSAD 51 School District Public Elementary Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Mabel I Wilson School
(Math: 90-94% | Reading: ≥95%)
Rank:
Rank:
10/
Top 5%10
353 Tuttle Road
Cumberland Center, ME 04021
(207) 829-4825
Cumberland Center, ME 04021
(207) 829-4825
Grades: PK-3
| 737 students
Rank: #22.
Greely Middle School
(Math: 93% | Reading: 95%)
Rank:
Rank:
10/
Top 5%10
351 Tuttle Road
Cumberland Center, ME 04021
(207) 829-4815
Cumberland Center, ME 04021
(207) 829-4815
Grades: 6-8
| 481 students
Rank: #33.
Greely Middle School 4-5
(Math: 92% | Reading: 90%)
Rank:
Rank:
9/
Top 20%10
351 Tuttle Road
Cumberland Center, ME 04021
(207) 829-4815
Cumberland Center, ME 04021
(207) 829-4815
Grades: 4-5
| 361 students
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