Greenwich High School
| Name | Greenwich High School |
| Grades | Class 09 to Class 12 |
| Address | 10 Hillside Rd. |
| City | Greenwich |
| School District | Greenwich School District |
| County | Fairfield County |
| Zipcode | 06830-4835 |
| Phone No. | (203)625-8000 |
| State | Connecticut |
| Suburb | Large |
| Students | 2748 |
| Teachers | 202 |
| Student Teacher Ratio | 13.6 students per teacher |
| Charter School | No |
| Magnet School | No |
Greenwich High School is located at 10 Hillside Rd. in Greenwich city of Fairfield County county in Connecticut. This school comes under Greenwich School District. You can call them at (203)625-8000 for more details. This is not a magnet school. Total two thousand seven hundred forty eight students from class 09 to class 12 study in this school who are taught by two hundred two teachers. This is not a charter school. The student teacher ratio of this school is 13.6.