Chelsea High
Public · Grades 9–12 · 1,649 students
Chelsea Opportunity Academy
299 Everett Avenue, Chelsea, MA 02150
Grades
9–12
High
Students
132
Enrolled 2024–25
Students per teacher
18.8 : 1
Full-time teachers
District
Chelsea
Suffolk County
Not graded
Alternative schools serve students whose needs a regular school could not meet, and states hold them to separate accountability rules, so we don't rank them against regular schools. How we grade
About Chelsea Opportunity Academy
Chelsea Opportunity Academy is an alternative high school in Chelsea, Massachusetts, serving grades 9–12. It is part of Chelsea. The school is located in a large suburb in Suffolk County.
In the 2024–25 school year, 132 students were enrolled, with about 18.8 students for every full-time teacher. That ratio is larger than the typical Massachusetts high school (11.0 students per teacher).
Grades & enrollment
Students per grade, 2024–25Grades 9–12
Location & nearby schools
School details
- Type
- Alternative School · What this means
- Level
- High
- Grades offered
- 9–12
- Enrollment (2024–25)
- 132 students
- Students per teacher
- 18.8 to 1
- Charter school
- No
- Magnet school
- No
- Locale
- Suburb — Large
- School district
- Chelsea
- County
- Suffolk County
- NCES school ID
- 250354002890
Schools near Chelsea Opportunity Academy
All 13 schools in Chelsea →
Phoenix Academy Charter Public High School Chelsea
Charter · Grades 9–12 · 198 students
Seaport Academy
Private · Grades 8–12 · 24 students
Chelsea Virtual Learning Academy
Public · Grades 8–12 · 54 students
Everett High
Public · Grades 9–12 · 2,307 students
East Boston High School
Public · Grades 7–12 · 1,252 students
School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.