Government Higher Secondary School Thandurai
| School Name | Government Higher Secondary School Thandurai |
| Address | Avadi Ward-38, Ward 38 (Thandurai), Poonamallee, Thiruvallur, Tamilnadu |
| Location | Avadi Ward-38 |
| City | Thiruvallur |
| District | Thiruvallur |
| State | Tamilnadu |
| Pincode | 600072 |
| Category | Higher Secondary School |
| Block | Poonamallee |
Government Higher Secondary School Thandurai is located in Avadi Ward-38, Ward 38 (Thandurai), Poonamallee, Thiruvallur, Tamilnadu and was established 56 years ago. This 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 is located in Avadi municipality. The school is situated in Avadi assembly constituency. This school comes under Thiruvallur (Sc) parliamentary constituency. This is primarily Tamil medium school but English is also spoken during classes.
| Class VI to VIII | 83 Students |
| Class IX to XII | 484 Students |
| Total Students | 567 Students |
| Total Teachers | 29 Teachers |
| Student-Teacher Ratio | 20:1 |
| Student-Classroom Ratio | 81:1 |
The institution has strength of around six hundred students and has recruited total 29 teachers, thus making the student-teacher ratio of 20 students per teacher. 27 teachers are appointed on Regular basis and rest two are appointed on Part-time basis. Four teachers are Male and remaining 25 are Female. In terms of Academic qualification one teacher is Below Graduate, three are Graduate and rest 25 are Post Graduate. Thirteen teachers are trained in Computer. The student classroom ratio is 81:1, means on an average eighty one students sit in a classroom which does not sound comfortable. There are 83 students in class VI to VIII and 484 students in class IX to XII.
The school is in a Govt. building and it has pucca but broken boundary walls. The school has total seven clasrooms and seven other rooms. The school has internet facility for students. The school has eight laptops, twenty desktops, one digiboard and one webcam in its premises. There is reading corner, library and book bank for students. There are nine boys toilets, six girls toilets and one cwsn toilet for students. The school has both hand wash facility and drinking water facility for people.