High School Sedahan
| School Name | High School Sedahan |
| Address | Sedhan, Sedahan, Tarari, Arrah, Bihar |
| Location | Sedhan |
| City | Arrah |
| District | Bhojpur |
| State | Bihar |
| Pincode | 802207 |
| Category | Higher Secondary School |
| Block | Tarari |
High School Sedahan is located in Sedhan, Sedahan, Tarari, Arrah, Bihar. Established 62 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 falls under Tarari assembly constituency. The medium of instructions is Hindi in the school.
| Class IX to XII | 758 Students |
| Total Students | 758 Students |
| Total Teachers | 8 Teachers |
| Student-Teacher Ratio | 95:1 |
| Student-Classroom Ratio | 126:1 |
The school has around eight hundred students studying and has recruited total 8 teachers, which makes the student-teacher ratio of 95 students per teacher. All of the teachers are appointed on Regular basis. All of the teachers are Male. In terms of Academic qualification one teacher is Graduate and rest seven are Post Graduate. None of the teachers are trained in Computer. The student classroom ratio is 126:1, means on an average one hundred twenty six students sit in a classroom which does not sound comfortable. There are 758 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. There are one boys toilet and one girls toilet for students. The school has both hand wash facility and drinking water facility for people.