Govt. High School Thenmahadevamangalam
| School Name | Govt. High School Thenmahadevamangalam |
| Address | Thenmahadevamangalam, Kalasapakkam, Tiruvannaamalai, Tamilnadu |
| Location | Thenmahadevamangalam |
| City | Tiruvannaamalai |
| District | Tiruvannamalai |
| State | Tamilnadu |
| Pincode | 606908 |
| Category | Secondary School |
| Block | Kalasapakkam |
Govt. High School Thenmahadevamangalam is located in Thenmahadevamangalam, Kalasapakkam, Tiruvannaamalai, Tamilnadu. Established 26 years ago, this school is a Co-educational and is located in Rural area. This is a Secondary school and is currently operational. It's affiliated with State Board for class-X exams. The school is managed by Department of Education. It is located in Kalasapakkam assembly constituency. The school falls under Tiruvannamalai parliamentary constituency. The language used to teach students is Tamil but English is also spoken during classes.
| Class VI to VIII | 208 Students |
| Class IX to XII | 261 Students |
| Total Students | 469 Students |
| Total Teachers | 15 Teachers |
| Student-Teacher Ratio | 31:1 |
| Student-Classroom Ratio | 78:1 |
The school has around five hundred students studying and has 15 teachers to teach them, which makes the student-teacher ratio of 31 students per teacher. Twelve teachers are appointed on Regular basis and rest three are appointed on Part-time basis. Nine teachers are Male and remaining six are Female. In terms of Academic qualification one teacher is Graduate and rest fourteen are Post Graduate. Two teachers are trained in Computer. The student classroom ratio is 78:1, means on an average seventy eight students sit in a classroom which does not sound comfortable. There are 208 students in class VI to VIII and 261 students in class IX to XII.
The school is in a Govt. building and it has pucca boundary walls. The school has total six clasrooms and four other rooms. The school has internet facility for students. The school has ten desktops, one scanner, six LEDs, one webcam and six generators in its premises. There is reading corner, library and book bank for students. There are three boys toilets and two girls toilets for students. The school has both hand wash facility and drinking water facility for people.