Upgrade High School Kolhaiya
| School Name | Upgrade High School Kolhaiya |
| Address | Kolhaiya, Kanhachatti, Chatra, Jharkhand |
| Location | Kolhaiya |
| City | Chatra |
| District | Chatra |
| State | Jharkhand |
| Pincode | 825401 |
| Category | Secondary School |
| Block | Kanhachatti |
Upgrade High School Kolhaiya is located in Kolhaiya, Kanhachatti, Chatra, Jharkhand. Established 62 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 comes under Chatra assembly constituency. This is primarily Hindi medium school but English, Sanskrit and Urdu is also spoken during classes.
| Class I to V | 148 Students |
| Class VI to VIII | 111 Students |
| Class IX to XII | 68 Students |
| Total Students | 327 Students |
| Total Teachers | 9 Teachers |
| Student-Teacher Ratio | 36:1 |
| Student-Classroom Ratio | 36:1 |
The school has strength of around four hundred students and has 9 teachers to teach them. The student-teacher ratio is 36 students per teacher. Four teachers are appointed on Regular basis and rest five are appointed on Contract basis. Seven teachers are Male and remaining two are Female. In terms of Academic qualification three teachers are Below Graduate, four are Graduate and rest two are Post Graduate. None of the teachers are trained in Computer. The student classroom ratio is 36:1, means on an average thirty six students sit in a classroom which is very good. There are 148 students in class I to V, 111 students in class VI to VIII and 68 students in class IX to XII.
The school is in a Govt. building and it has partial boundary walls. The school has total nine clasrooms and one other room. The school has one tablet in its premises. There is both library and 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.