Koilajan Govt.
| School Name | Koilajan Govt. |
| Address | Koilajan, Udeng Tisso, Borjan, Bokajan, Diphu, Assam |
| Location | Koilajan |
| City | Diphu |
| District | Karbi Anglong |
| State | Assam |
| Pincode | 782480 |
| Category | Primary School |
| Block | Bokajan |
Koilajan Govt. is located in Koilajan, Udeng Tisso, Borjan, Bokajan, Diphu, Assam. Established in year 1952, the school is a Co-educational and is located in Rural area. This is a Primary school and is currently operational. The school is managed by Department of Education. It is located in 017-Bokajan assembly constituency. This is primarily English medium school.
| Pre Primary | 16 Kids |
| Class I to V | 25 Students |
| Total Students | 41 Students |
| Total Teachers | 2 Teachers |
| Student-Teacher Ratio | 21:1 |
| Student-Classroom Ratio | 8:1 |
This institution teaches around one hundred students being taught by around 2 teachers, which makes the student-teacher ratio of 21 students per teacher. All of the teachers are appointed on Regular basis. One teacher is Male and remaining one is Female. In terms of Academic qualification one teacher is Below Graduate and rest one is Graduate. None of the teachers are trained in Computer. The student classroom ratio is 8:1, means on an average eight students sit in a classroom which is very good. There are 16 kids in pre primary and 25 students in class I to V.
The school is in a Govt. building and it has other boundary walls. The school has total five clasrooms. There is book bank for students. There are one boys toilet and one girls toilet for students. The school has both hand wash facility and drinking water facility for people.