| | Established | 2007 |
| | Level | Higher Secondary |
| | Type | Girls |
| | Board | State Board |
| | Medium of instruction | Tamil |
| | No. of students | 1248 |
| | No. of Teachers | 69 |
The location of Govt Girls Hss is Poonamallee, Thiruvallur. It is a State Board school, with a team of 36 dedicated and professional faculties, which are here to ensure that the children get the most from their education.
In 2007, Govt Girls Hss was launched. The primary medium of instruction is Tamil with English as secondary medium and the student teacher ratio is 34:1. The school tries to provide best learning environment.
Classes from 6 to 12 run in this school. This school's student strength is approximately 1248. The library in this school has 500 books.
The school has given exceptional results in the academic sphere and its students have excelled in extra co-curricular activities too. 100% from this school qualified the examination and out of those, 84% scored first grade with flying colors.
| School Code | 33010504904 |
| Status of Building | Government school in a rent free building |
| Total Classrooms | 3 |
| Student Teacher Distrubution | Teachers 69 | Student 1248 | |
| Boys to Girls Ratio | Boys 0 | Girls 1248 | |
| Students Distribution | Primary 0 | Secondary 533 | Hr.Secondary 715 |
