Govt. Senior Secondary School Lalhari Kalan
| School Name | Govt. Senior Secondary School Lalhari Kalan |
| Address | Lalhari Kalan, Lalharikalan, Chhachhrauli, Yamuna Nagar, Haryana |
| Location | Lalhari Kalan |
| City | Yamuna Nagar |
| District | Yamunanagar |
| State | Haryana |
| Pincode | 135103 |
| Category | Higher Secondary School |
| Block | Chhachhrauli |
Govt. Senior Secondary School Lalhari Kalan is located in Lalhari Kalan, Lalharikalan, Chhachhrauli, Yamuna Nagar, Haryana. Established 70 years ago, this 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 Department of Education. This school falls under 07-Sadhaura (Sc) assembly constituency. The school falls under Ambala (Sc) parliamentary constituency. The medium of instructions is Hindi in the school.
| Class VI to VIII | 196 Students |
| Class IX to XII | 670 Students |
| Total Students | 866 Students |
| Total Teachers | 20 Teachers |
| Student-Teacher Ratio | 43:1 |
| Student-Classroom Ratio | 58:1 |
The institution has strength of around nine hundred students and has recruited total 20 teachers, thus making the student-teacher ratio of 43 students per teacher. Sixteen teachers are appointed on Regular basis and rest four are appointed on Contract basis. Fifteen teachers are Male and remaining five are Female. In terms of Academic qualification four teachers are Graduate and rest sixteen are Post Graduate. One teacher is trained in Computer. The student classroom ratio is 58:1, means on an average fifty eight students sit in a classroom which is good. There are 196 students in class VI to VIII and 670 students in class IX to XII.
The school is in a Govt. building and it has pucca boundary walls. The school has total fifteen clasrooms and four other rooms. The school has both internet facility and DTH facility for students. The school has four desktops, one scanner, one printer, one digiboard and one generator in its premises. There is both reading corner and library for students. There are five boys toilets, five girls toilets and one cwsn toilet for students. The school has both hand wash facility and drinking water facility for people.