Top Rankings
Portland School District ranks among the top 20% of public school district in Maine for:
Category
Attribute
Diversity
Most diverse schools (Top 1%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 3 public high schools serving 2,185 students in Portland School District. This district's average high testing ranking is 1/10, which is in the bottom 50% of public high schools in Maine.
Public High Schools in Portland School District have an average math proficiency score of 73% (versus the Maine public high school average of 85%), and reading proficiency score of 76% (versus the 82% statewide average).
Public High School in Portland School District have a Graduation Rate of 84%, which is less than the Maine average of 85%.
The school with highest graduation rate is Casco Bay High School, with 90-94% graduation rate. Read more about public school graduation rate statistics in Maine or national school graduation rate statistics.
Minority enrollment is 56% of the student body (majority Black), which is more than the Maine public high school average of 14% (majority Black and Hispanic).
Overview
This School District
This State (ME)
# Schools
17 Schools
124 Schools
# Students
6,645 Students
53,407 Students
# Teachers
622 Teachers
4,409 Teachers
Student : Teacher Ratio
11:1
11:1
Student By Grade
District Rank
Portland 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 84% has increased from 83% over five school years.
Overall District Rank
#170 out of 222 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
71%
82%
Reading/Language Arts Test Scores (% Proficient)
81%
84%
Science Test Scores (% Proficient)
34%
37%
Graduation Rate
84%
86%
Students by Ethnicity:
Diversity Score
0.67
0.26
% American Indian
n/a
1%
% Asian
4%
1%
% Hispanic
11%
4%
% Black
31%
5%
% White
48%
86%
% Hawaiian
n/a
n/a
% Two or more races
6%
3%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $21,842 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 $21,113 is less than the state median of $21,191. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$145 MM
$3,617 MM
Spending
$140 MM
$3,549 MM
Revenue / Student
$21,842
$21,600
Spending / Student
$21,113
$21,191
Best Portland School District Public High Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Casco Bay High School
(Math: 90-94% | Reading: 85-89%)
Rank:
Rank:
9/
Top 20%10
196 Allen Avenue
Portland, ME 04103
(207) 874-8160
Portland, ME 04103
(207) 874-8160
Grades: 9-12
| 381 students
Rank: #22.
Portland High School
(Math: 75-79% | Reading: 80-84%)
Rank:
Rank:
4/
Bottom 50%10
284 Cumberland Av
Portland, ME 04101
(207) 874-8250
Portland, ME 04101
(207) 874-8250
Grades: 9-12
| 968 students
Rank: #33.
Deering High School
(Math: 50-54% | Reading: 55-59%)
Rank:
Rank:
1/
Bottom 50%10
370 Stevens Avenue
Portland, ME 04103
(207) 874-8260
Portland, ME 04103
(207) 874-8260
Grades: 9-12
| 836 students
Recent Articles

Texas Schools: The Voucher/School Choice Debate
The issue of school choice and a voucher system is currently being revisited in Houston and across the state of Texas, with strong opinions on both sides of the debate.

Fuel Up to Play 60 Focuses on Integrating Fitness and Wellness into the School Day
What if NFL players came to your school? With the Fuel Up to Play 60 program, sponsored by the National Dairy Council and the NFL, nutrition and exercise are promoted during the school day. NFL players participate in the program by coming to schools and talking to students about fitness. Learn more about the program and some of the schools that are implementing it.

What Parents Need to Know About Lunch Shaming
Students all over the nation go hungry every day not because their schools don’t offer lunch, but because they refuse them to children with outstanding debts. Read on to learn about the horror that is lunch shaming and what can be done about it.