Middle School Kalna
| School Name | Middle School Kalna |
| Address | Kalna, Harlakhi, Madhubani, Bihar |
| Location | Kalna |
| City | Madhubani |
| District | Madhubani |
| State | Bihar |
| Pincode | 847225 |
| Category | Upper Primary School |
| Block | Harlakhi |
Middle School Kalna is located in Kalna, Harlakhi, Madhubani, Bihar and was established 60 years ago. This school is a Co-educational and is located in Rural area. This is a Upper Primary school and is currently operational. The school is managed by Department of Education. This school falls under Harlakhi assembly constituency. This is primarily Hindi medium school.
| Class I to V | 322 Students |
| Class VI to VIII | 444 Students |
| Total Students | 766 Students |
| Total Teachers | 7 Teachers |
| Student-Teacher Ratio | 109:1 |
| Student-Classroom Ratio | 85:1 |
The school has enrolled around eight hundred students and has recruited total 7 teachers, thus making the student-teacher ratio of 109 students per teacher. All of the teachers are appointed on Regular basis. Six teachers are Male and remaining one is Female. In terms of Academic qualification one teacher is Below Graduate, two are Graduate and rest four are Post Graduate. None of the teachers are trained in Computer. The student classroom ratio is 85:1, means on an average eighty five students sit in a classroom which does not sound comfortable. There are 322 students in class I to V and 444 students in class VI to VIII.
The school is in a Govt. building and it has pucca boundary walls. The school has total nine clasrooms. There is 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.