Onkar Sss Mandoli
| School Name | Onkar Sss Mandoli |
| Address | Mandoli, Jagadhri, Yamuna Nagar, Haryana |
| Location | Mandoli |
| City | Yamuna Nagar |
| District | Yamunanagar |
| State | Haryana |
| Pincode | 135001 |
| Category | Higher Secondary School |
| Block | Jagadhri |
Onkar Sss Mandoli is located in Mandoli, Jagadhri, Yamuna Nagar, Haryana. Established in year 1999, the 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 Private Unaided (Recognized). The school is situated in 09-Yamuna Nagar assembly constituency. The school is located in Ambala (Sc) parliamentary constituency. This is primarily Hindi medium school but English is also spoken during classes.
| Class I to V | 127 Students |
| Class VI to VIII | 89 Students |
| Class IX to XII | 173 Students |
| Total Students | 389 Students |
| Total Teachers | 8 Teachers |
| Student-Teacher Ratio | 49:1 |
| Student-Classroom Ratio | 26:1 |
This school has around four hundred students studying being taught by around 8 teachers. The school has student-teacher ratio of 49 students per teacher. Five teachers are appointed on Regular basis and rest three are appointed on Contract basis. Three teachers are Male and remaining five are Female. In terms of Academic qualification four teachers are Graduate and rest four are Post Graduate. None of the teachers are trained in Computer. The student classroom ratio is 26:1, means on an average twenty six students sit in a classroom which is very good. There are 127 students in class I to V, 89 students in class VI to VIII and 173 students in class IX to XII.
The school is in a private building and it has pucca boundary walls. The school has total fifteen clasrooms. There is library for students. There are six boys toilets and four girls toilets for students. The school has both hand wash facility and drinking water facility for people.