| | Established | 1962 |
| | Level | Secondary |
| | Type | Co-Educational |
| | Board | State Board |
| | Medium of instruction | Hindi |
| | No. of students | 740 |
| | No. of Teachers | 15 |
Koilwar in Bhojpur has a school named Upgraded High School. It is a State Board school, with a team of 11 dedicated and professional faculties, which are here to ensure that the children get the most from their education.
In 1962, Upgraded High School was launched. The primary medium of instruction is Hindi and the student teacher ratio is 67:1. Every member of the school is committed to provide the best learning environment.
Classes from 1 to 10 run in this school. The current student strength of the school is approximately 740. 100 books are there in the library of this school.
The school has given exceptional results in the academic sphere and its students have excelled in extra co-curricular activities too. 100% from this school qualified the examination and out of those, 31% scored first grade with flying colors.
| School Code | 10290402203 |
| Status of Building | Government |
| Total Classrooms | 10 |
| Student Teacher Distrubution | Teachers 15 | Student 740 | |
| Boys to Girls Ratio | Boys 346 | Girls 394 | |
| Students Distribution | Primary 227 | Secondary 513 | Hr.Secondary 0 |
