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Suffolk County Massachusetts Real Estate and Property Listings for Sale

Chelsea High

Public School

Level: 3

Grades: 09 - 12

Address: 299 Everett Avenue, Chelsea, MA 02150

Phone: (617) 466-5000

Website: "http://www.chelseaschools.com"

District: Chelsea

1,649
Total Students
#313
of 347 in 2025

Academic Performance

EZ Schoolz Rating
32
out of 100
State Ranking
Ranked 313 of 347 (2025)
Among schools at the same level in the state

Ratings By Source

1/10
Source 1

Test Scores

MCAS Next Generation

Biology • Grade All grades • 2023

Percent of Students Meeting Standard 16.9%

Performance Distribution

Level 1 (Below)
191 students (43.7%)
Level 2 (Approaching)
172 students (39.4%)
Level 3 (Met)
68 students (15.6%)
Level 4 (Exceeded)
6 students (1.4%)

Student Body

Total Students
1,649
Diversity
Low
Simpson index 21/100

Race & Ethnicity

  • Hispanic / Latino 88.7% (1,460)
  • White 5.1% (84)
  • Black 4.4% (72)
  • Asian 0.9% (15)
  • Two or More Races 0.9% (14)
  • American Indian / Alaska Native 0.1% (1)

Spending & Resources

Student-Teacher Ratio
13.1:1
students per teacher

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