Ghss Thrissilery
| School Name | Ghss Thrissilery |
| Address | Thrissilery, Thirunelli, Mananthavady, Kalpetta, Kerala |
| Location | Thrissilery |
| City | Kalpetta |
| District | Wayanad |
| State | Kerala |
| Pincode | 670646 |
| Category | Higher Secondary School |
| Block | Mananthavady |
Ghss Thrissilery is located in Thrissilery, Thirunelli, Mananthavady, Kalpetta, Kerala and was established 65 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. The school is situated in Mananthavady assembly constituency. The medium of instructions is Malyalam in the school but English is also spoken during classes.
| Class I to V | 161 Students |
| Class VI to VIII | 230 Students |
| Class IX to XII | 558 Students |
| Total Students | 949 Students |
| Total Teachers | 41 Teachers |
| Student-Teacher Ratio | 23:1 |
| Student-Classroom Ratio | 34:1 |
This institution has around one thousand students studying being taught by around 41 teachers, thus making the student-teacher ratio of 23 students per teacher. 39 teachers are appointed on Regular basis and rest two are appointed on Part-time basis. Ten teachers are Male and remaining 31 are Female. In terms of Academic qualification eight teachers are Below Graduate, twelve are Graduate and rest 21 are Post Graduate. 41 teachers are trained in Computer. The student classroom ratio is 34:1, means on an average thirty four students sit in a classroom which is very good. There are 161 students in class I to V, 230 students in class VI to VIII and 558 students in class IX to XII.
The school is in a Govt. building and it has no boundary walls. The school has total twenty eight clasrooms and twelve other rooms. The school has internet facility for students. The school has eight laptops, eight desktops, one tablet, two printers, one LED and one webcam in its premises. There is both reading corner and library for students. There are two boys toilets and six girls toilets for students. The school has both hand wash facility and drinking water facility for people.