Purani Tangla High School
| School Name | Purani Tangla High School |
| Address | Tanglagaon, Purani Tangla, Rupakhat, Khoirabari, Udalguri, Assam |
| Location | Tanglagaon |
| City | Udalguri |
| District | Udalguri |
| State | Assam |
| Pincode | 784528 |
| Category | Secondary School |
| Block | Khoirabari |
Purani Tangla High School is located in Tanglagaon, Purani Tangla, Rupakhat, Khoirabari, Udalguri, Assam. Established in year 1984, the 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. The school is situated in No.64 Panery Lac assembly constituency. The medium of instructions is Assamese in the school but Bodo is also spoken during classes.
| Class VI to VIII | 185 Students |
| Class IX to XII | 204 Students |
| Total Students | 389 Students |
| Total Teachers | 23 Teachers |
| Student-Teacher Ratio | 17:1 |
| Student-Classroom Ratio | 39:1 |
The school has strength of around four hundred students and has recruited total 23 teachers. The student-teacher ratio is 17 students per teacher. 21 teachers are appointed on Regular basis and rest two are appointed on Contract basis. Seventeen teachers are Male and remaining six are Female. In terms of Academic qualification six teachers are Below Graduate, fourteen are Graduate and rest three are Post Graduate. None of the teachers are trained in Computer. The student classroom ratio is 39:1, means on an average thirty nine students sit in a classroom which is very good. There are 185 students in class VI to VIII and 204 students in class IX to XII.
The school is in a Govt. building and it has no boundary walls. The school has total ten clasrooms and ten other rooms. There is book bank for students. There are one girls toilet for students. The school has both hand wash facility and drinking water facility for people.