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 3/10, 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 42% (versus the Maine public high school average of 42%), and reading proficiency score of 76% (versus the 82% statewide average).
Public High School in Portland School District have a Graduation Rate of 77%, which is less than the Maine average of 86%.
The school with highest graduation rate is Casco Bay High School, with ≥95% 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 182 school districts in Maine (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 73% has decreased from 87% over five school years.
Overall District Rank
#143 out of 189 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
42%
49%
Reading/Language Arts Test Scores (% Proficient)
81%
84%
Science Test Scores (% Proficient)
34%
37%
Graduation Rate
73%
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
Quick Facts
Rank: #11.
Casco Bay High School
(Math: 45-49% | Reading: 85-89%)
Rank:
Rank:
7/
Top 50%10
196 Allen Avenue
Portland, ME 04103
(207) 874-8160
Portland, ME 04103
(207) 874-8160
Gr: 9-12 | 381 students Student-teacher ratio: 14:1 Minority enrollment: 48%
Rank: #22.
Portland High School
(Math: 45-49% | Reading: 80-84%)
Rank:
Rank:
5/
Bottom 50%10
284 Cumberland Av
Portland, ME 04101
(207) 874-8250
Portland, ME 04101
(207) 874-8250
Gr: 9-12 | 968 students Student-teacher ratio: 14:1 Minority enrollment: 53%
Rank: #33.
Deering High School
(Math: 30-34% | Reading: 55-59%)
Rank:
Rank:
1/
Bottom 50%10
370 Stevens Avenue
Portland, ME 04103
(207) 874-8260
Portland, ME 04103
(207) 874-8260
Gr: 9-12 | 836 students Student-teacher ratio: 11:1 Minority enrollment: 62%
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