| | Established | 1963 |
| | Level | Higher Secondary |
| | Type | Girls |
| | Board | State Board |
| | Medium of instruction | Tamil |
| | No. of students | 1606 |
| | No. of Teachers | 86 |
Avvaiyar G.Ghss-Pavoorchathram's location is at Keelapavoor, Tirunelveli. The children get the most out of their education as they are taught by a team of 44 professional and dedicated faculties in this State Board school.
Avvaiyar G.Ghss-Pavoorchathram was started in the year 1963. Tamil is the primary medium of instruction for this school with English as secondary medium. and the student teacher ratio is 36:1. The school tries to provide best learning environment.
The school provides education to students from class 6 to 12. The current student strength of the school is approximately 1606. It has a library as well with over 1860 books.
The school has given exceptional results in the academic sphere and its students have excelled in extra co-curricular activities too. This school has 100% of students qualifying the examination and out of these 60% scored first grade.
| School Code | 33290704115 |
| Status of Building | Government |
| Total Classrooms | 6 |
| Student Teacher Distrubution | Teachers 86 | Student 1606 | |
| Boys to Girls Ratio | Boys 0 | Girls 1606 | |
| Students Distribution | Primary 0 | Secondary 785 | Hr.Secondary 821 |
