Plathpur High School Koronjo
| School Name | Plathpur High School Koronjo |
| Address | Koronjo, Dumki, Thethaitangar, Simdega, Jharkhand |
| Location | Koronjo |
| City | Simdega |
| District | Simdega |
| State | Jharkhand |
| Pincode | 835226 |
| Category | Secondary School |
| Block | Thethaitangar |
Plathpur High School Koronjo is located in Koronjo, Dumki, Thethaitangar, Simdega, Jharkhand and was established 76 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 Government Aided. It comes under Kolebira assembly constituency. The language used to teach students is Hindi.
| Class VI to VIII | 129 Students |
| Class IX to XII | 121 Students |
| Total Students | 250 Students |
| Total Teachers | 8 Teachers |
| Student-Teacher Ratio | 31:1 |
| Student-Classroom Ratio | 50:1 |
This school teaches around three hundred students and has 8 teachers to teach them, which makes the student-teacher ratio of 31 students per teacher. All of the teachers are appointed on Regular basis. Three teachers are Male and remaining five are Female. In terms of Academic qualification five teachers are Graduate and rest three are Post Graduate. Six teachers are trained in Computer. The student classroom ratio is 50:1, means on an average fifty students sit in a classroom which is good. There are 129 students in class VI to VIII and 121 students in class IX to XII.
The school is in a private building and it has barbed wire fencing. The school has total five clasrooms and six other rooms. There is both library and book bank for students. There are two boys toilets and four girls toilets for students. The school has both hand wash facility and drinking water facility for people.