School Overview
Chelsea High School, located at 299 Everett Avenue in Chelsea, Massachusetts, serves as the primary secondary educational institution for the Chelsea Public Schools district. The school is known for serving a diverse, urban student population and is committed to providing a comprehensive academic experience that prepares students for college, career, and civic engagement. Its curriculum typically emphasizes core subjects alongside a variety of elective programs, vocational pathways, and extracurricular activities designed to foster both academic growth and personal development within the Chelsea community.

As part of the Chelsea Public Schools system, the high school focuses on equitable access to education and support services for its students, many of whom come from multilingual and multicultural backgrounds. By leveraging its official district website, the school maintains clear communication with families regarding academic calendars, district policies, and student resources. The school functions as a central hub for the city’s youth, striving to create an inclusive environment that addresses the unique challenges and opportunities present in the Chelsea community while promoting high expectations for student success.
1,649
Total Students
125.7
Full-Time Teachers
13.1
Student/Teacher Ratio
N/A
Free/Reduced Lunch
Student Demographics

Student Demographics Data Table

Student Demographics for Chelsea High
Demographic Student Count
White84
Hispanic1,460
Black72
Asian15
Two or More14
American Indian1
  • Hispanic
    1,460 (88.7%)
  • White
    84 (5.1%)
  • Black
    72 (4.4%)
  • Asian
    15 (0.9%)
  • Two or More
    14 (0.9%)
  • American Indian
    1 (0.1%)
School Location
School Details
Status: Open
School Level: High School
School Type: Regular School
Charter Status:* Public Non-Charter
Virtual Instruction: No virtual instruction
Shared Time Status: No
District: Chelsea
Phone: (617)466-5000
Website: http://www.chelseaschools.com
Grade Range: 9th - 12th
Total Students: 1,649
Full-Time Teachers (FTE): 125.7
Pupil/Teacher Ratio: 13.1
NSLP Participation:1 Yes under Community Eligibility Option (CEO)
Qualified Free Lunch: 0
Qualified Reduced Lunch: 0
Grades Taught
Grade 9 510
Grade 10 403
Grade 11 371
Grade 12 359
Ungraded 6

Grades Taught Data Table

Grades Taught and Student Counts for Chelsea High
Grade Student Count
Grade 9510
Grade 10403
Grade 11371
Grade 12359
Ungraded6
Gender Ratio

Student Gender Ratio Data Table

Student Gender Ratio for Chelsea High
Gender Student Count Percentage
Female75045.5%
Male89654.3%
Not Specified30.2%
Nearby High Schools (Within 10 Miles)