Portsmouth High School
| Name | Portsmouth High School |
| Grades | Class 09 to Class 12 |
| Address | 50 Andrew Jarvis Dr. |
| City | Portsmouth |
| School District | Portsmouth School District |
| County | Rockingham County |
| Zipcode | 03801-5474 |
| Phone No. | (603)436-7100 |
| State | New Hampshire |
| Suburb | Small |
| Students | 1078 |
| Teachers | 89 |
| Student Teacher Ratio | 12.1 students per teacher |
| Charter School | No |
| Magnet School | No |
Portsmouth High School is located at 50 Andrew Jarvis Dr. in Portsmouth city of Rockingham County county in New Hampshire. This school comes under Portsmouth School District. You can call them at (603)436-7100 for more details. This is not a magnet school. Total one thousand seventy eight students from class 09 to class 12 study in this school who are taught by eighty nine teachers. This is not a charter school. The student teacher ratio of this school is 12.1.