Ghss, Otteri Extension
| School Name | Ghss, Otteri Extension |
| Address | Vandalur, Otteri Extn, Vandaloor, Kattankolathur, Chengalpattu, Tamilnadu |
| Location | Vandalur |
| City | Chengalpattu |
| District | Chengalpattu |
| State | Tamilnadu |
| Pincode | 600048 |
| Category | Higher Secondary School |
| Block | Kattankolathur |
Ghss, Otteri Extension is located in Vandalur, Otteri Extn, Vandaloor, Kattankolathur, Chengalpattu, Tamilnadu and was established in year 2001. The school is a Co-educational and is located in Rural area. This is a Higher Secondary school and is currently operational. It's affiliated with State Board for class-X & class-XII exams. The school is managed by Department of Education. This school falls under Chengalpattu assembly constituency. The school is located in Kancheepuram (Sc) parliamentary constituency. The language used to teach students is Tamil but English is also spoken during classes.
| Class VI to VIII | 269 Students |
| Class IX to XII | 413 Students |
| Total Students | 682 Students |
| Total Teachers | 31 Teachers |
| Student-Teacher Ratio | 22:1 |
| Student-Classroom Ratio | 45:1 |
The school teaches around seven hundred students and has 31 teachers to teach them, which makes the student-teacher ratio of 22 students per teacher. 28 teachers are appointed on Regular basis and rest three are appointed on Part-time basis. Five teachers are Male and remaining 26 are Female. In terms of Academic qualification four teachers are Graduate and rest 27 are Post Graduate. 26 teachers are trained in Computer. The student classroom ratio is 45:1, means on an average forty five students sit in a classroom which is good. There are 269 students in class VI to VIII and 413 students in class IX to XII.
The school is in a Govt. building and it has pucca boundary walls. The school has total fifteen clasrooms and four other rooms. The school has both internet facility and DTH facility for students. There is reading corner, library and book bank for students. There are six boys toilets, six girls toilets and two cwsn toilets for students. The school has both hand wash facility and drinking water facility for people.