For the 2026 school year, there are 5 charter public high schools serving 1,520 students in Maine.
Learn more about how charter schools work. The top-ranked charter public high schools in Maine are Baxter Academy For Tech & Sciences, Maine Arts Academy School and Maine Academy Of Natural Sciences. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Maine charter public high schools have an average math proficiency score of 27% (versus the Maine public high school average of 42%), and reading proficiency score of 87% (versus the 82% statewide average).
Maine charter public high school have a Graduation Rate of 88%, which is more than the Maine average of 86%.
The school with highest graduation rate is Baxter Academy For Tech & Sciences, with ≥95% graduation rate. Read more about public school graduation rate statistics in Maine or national school graduation rate statistics.
Minority enrollment is 11% of the student body (majority Hispanic), which is less than the Maine public high school average of 14% (majority Black and Hispanic).
Best Charter Public High Schools in Maine (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Baxter Academy For Tech & Sciences
Charter School
(Math: ≥90% | Reading: ≥90% )
Rank:
Rank:
9/
Top 20%10
185 Lancaster Street
Portland, ME 04101
(207) 699-5500
Portland, ME 04101
(207) 699-5500
Gr: 9-12 | 373 students Student-teacher ratio: 15:1 Minority enrollment: 14%
Rank: #22.
Maine Arts Academy School
Charter School
(Math: 30-34% | Reading: ≥90%)
Rank:
Rank:
5/
Bottom 50%10
310 Cony Road
Augusta, ME 04330
(207) 480-7917
Augusta, ME 04330
(207) 480-7917
Gr: 9-12 | 237 students Student-teacher ratio: 12:1 Minority enrollment: 12%
Rank: #33.
Maine Academy Of Natural Sciences
Charter School
(Math: 30-39% | Reading: 80-89%)
Rank:
Rank:
3/
Bottom 50%10
13 Easler Road
Hinckley, ME 04944
(207) 238-4100
Hinckley, ME 04944
(207) 238-4100
Gr: 9-12 | 194 students Student-teacher ratio: 10:1 Minority enrollment: 6%
Rank: #44.
Ecology Learning Center
Charter School
(Math: 21-39% | Reading: ≥80%)
Rank:
Rank:
2/
Bottom 50%10
230 Main Street
Unity, ME 04988
(207) 230-9275
Unity, ME 04988
(207) 230-9275
Gr: 9-12 | 105 students Student-teacher ratio: 15:1 Minority enrollment: 6%
Rank: #55.
Overman Academy
Charter School
(Math: 11-19% | Reading: 30-39% )
Rank:
Rank:
1/
Bottom 50%10
78 Water Street Suite 2
Skowhegan, ME 04976
(207) 858-1600
Skowhegan, ME 04976
(207) 858-1600
Gr: 6-12 | 169 students Student-teacher ratio: 14:1 Minority enrollment: 6%
Frequently Asked Questions
What are the top-ranked charter public high schools in Maine?
The top-ranked charter public high schools in Maine include Baxter Academy For Tech & Sciences, Maine Arts Academy School and Maine Academy Of Natural Sciences.
How many charter public high schools are located in Maine?
6 charter public high schools are located in Maine.
What is the racial composition of students in Maine?
Maine charter public high schools minority enrollment is 11% of the student body (majority Hispanic), which is less than the Maine public high schools average of 14% (majority Black and Hispanic).
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