Top Rankings
RSU 10 School District ranks among the top 20% of public school district in Maine for:
Category
Attribute
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 6 public schools serving 1,799 students in RSU 10 School District. This district's average testing ranking is 2/10, which is in the bottom 50% of public schools in Maine.
Public Schools in RSU 10 School District have an average math proficiency score of 72% (versus the Maine public school average of 81%), and reading proficiency score of 78% (versus the 84% statewide average).
Minority enrollment is 9% of the student body (majority Hispanic), which is less than the Maine public school average of 14% (majority Black and Hispanic).
Overview
This School District
This State (ME)
# Schools
6 Schools
596 Schools
# Students
1,799 Students
167,472 Students
# Teachers
160 Teachers
15,270 Teachers
Student : Teacher Ratio
11:1
11:1
District Rank
RSU 10 School District, which is ranked within the bottom 50% 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 79% has decreased from 81% over five school years.
Overall District Rank
#182 out of 222 school districts
(Bottom 50%)
(Bottom 50%)

Math Test Scores (% Proficient)
72%
82%

Reading/Language Arts Test Scores (% Proficient)
79%
84%

Science Test Scores (% Proficient)
30%
37%
Graduation Rate
79%
86%

Students by Ethnicity:
Diversity Score
0.17
0.26
# American Indian Students
6 Students
1,264 Students
% American Indian Students
n/a
1%
# Asian Students
5 Students
2,182 Students
% Asian Students
n/a
1%
# Hispanic Students
80 Students
5,863 Students
% Hispanic Students
5%
3%
# Black Students
28 Students
8,328 Students
% Black Students
2%
5%
# White Students
1,635 Students
143,337 Students
% White Students
91%
86%
# Hawaiian Students
1 Student
154 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
44 Students
6,344 Students
% of Two or more races Students
2%
4%
Students by Grade:
# Students in PK Grade:
61
6,300
# Students in K Grade:
112
11,591
# Students in 1st Grade:
130
11,941
# Students in 2nd Grade:
162
12,668
# Students in 3rd Grade:
109
11,987
# Students in 4th Grade:
122
12,501
# Students in 5th Grade:
148
12,500
# Students in 6th Grade:
134
12,284
# Students in 7th Grade:
119
12,587
# Students in 8th Grade:
128
12,758
# Students in 9th Grade:
141
12,450
# Students in 10th Grade:
136
12,696
# Students in 11th Grade:
154
12,731
# Students in 12th Grade:
143
12,478
# Ungraded Students:
-
-
District Revenue and Spending
The revenue/student of $21,857 is higher 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 $21,182 is less than the state median of $21,191. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$39 MM
$3,617 MM

Spending
$38 MM
$3,549 MM

Revenue / Student
$21,857
$21,600

Spending / Student
$21,182
$21,191

Best RSU 10 School District Public Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Mountain Valley High School
(Math: 80-89% | Reading: ≥90%)
Rank:
Rank:
8/
Top 30%10
799 Hancock Street
Rumford, ME 04276
(207) 364-4547
Rumford, ME 04276
(207) 364-4547
Grades: 9-12
| 422 students
Rank: #22.
Hartford-sumner Elementary School
(Math: 80-84% | Reading: 80-84%)
Rank:
Rank:
5/
Bottom 50%10
145 Main Street
Sumner, ME 04292
(207) 388-2681
Sumner, ME 04292
(207) 388-2681
Grades: PK-6
| 289 students
Rank: #33.
Buckfield Jr-sr High School
(Math: 75-79% | Reading: 80-84%)
Rank:
Rank:
4/
Bottom 50%10
160 Morrill Street
Buckfield, ME 04220
(207) 336-2151
Buckfield, ME 04220
(207) 336-2151
Grades: 7-12
| 239 students
Rank: #44.
Rumford Elementary School
(Math: 70-74% | Reading: 80-84%)
Rank:
Rank:
3/
Bottom 50%10
121 Lincoln Avenue
Rumford, ME 04276
(207) 364-8155
Rumford, ME 04276
(207) 364-8155
Grades: PK-4
| 241 students
Rank: #55.
Mountain Valley Middle School
(Math: 66% | Reading: 76%)
Rank:
Rank:
1/
Bottom 50%10
58 Highland Terrace
Mexico, ME 04257
(207) 364-7926
Mexico, ME 04257
(207) 364-7926
Grades: 5-8
| 367 students
Rank: #66.
Meroby Elementary School
(Math: 60-64% | Reading: 60-64%)
Rank:
Rank:
1/
Bottom 50%10
21 Cross Street
Mexico, ME 04257
(207) 364-3714
Mexico, ME 04257
(207) 364-3714
Grades: PK-4
| 241 students
Frequently Asked Questions
How many schools belong to RSU 10 School District?
RSU 10 School District manages 6 public schools serving 1,799 students.
What is the rank of RSU 10 School District?
RSU 10 School District is ranked #170 out of 191 school districts in Maine (bottom 50%) based off of combined math and reading proficiency testing data for the 2021-2022 school year. This district ranks in the top 20% of Maine school districts for: Largest student body (number of students) (Top 1%)
What is the racial composition of students in RSU 10 School District?
91% of RSU 10 School District students are White, 5% of students are Hispanic, 2% of students are Black, and 2% of students are Two or more races.
What is the student/teacher ratio of RSU 10 School District?
RSU 10 School District has a student/teacher ratio of 11:1, which is equal to the Maine state average of 11:1.
What is RSU 10 School District's spending/student ratio?
The school district's spending/student of $21,182 is less than the state median of $21,191. The school district spending/student has stayed relatively flat over four school years.
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