Chelsea High School
| Name | Chelsea High School |
| Grades | Class 09 to Class 12 |
| Address | 299 Everett Avenue |
| City | Chelsea |
| School District | Chelsea |
| County | Suffolk County |
| Zipcode | 02150 |
| Phone No. | (617)466-5000 |
| State | Massachusetts |
| Suburb | Large |
| Students | 1455 |
| Teachers | 104 |
| Student Teacher Ratio | 14 students per teacher |
| Charter School | No |
| Magnet School | No |
Chelsea High School is located at 299 Everett Avenue in Chelsea city of Suffolk County county in Massachusetts. This school comes under Chelsea. You can call them at (617)466-5000 for more details. This is not a magnet school. Total one thousand four hundred fifty five students from class 09 to class 12 study in this school who are taught by one hundred four teachers. This is not a charter school. The student teacher ratio of this school is 14.