Govt. Senior Secondary School D Block
| School Name | Govt. Senior Secondary School D Block |
| Address | Bir Hisar, Dhandoor, Hisar-Ii, Hissar, Haryana |
| Location | Dhandoor |
| City | Hissar |
| District | Hisar |
| State | Haryana |
| Pincode | 125001 |
| Category | Higher Secondary School |
| Block | Hisar-Ii |
Govt. Senior Secondary School D Block is located in Bir Hisar, Dhandoor, Hisar-Ii, Hissar, Haryana and was established in year 1962. 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 Department of Education. It is located in 47-Adampur assembly constituency. The school is located in Hisar parliamentary constituency. The language used to teach students is Hindi.
| Class VI to VIII | 172 Students |
| Class IX to XII | 257 Students |
| Total Students | 429 Students |
| Total Teachers | 19 Teachers |
| Student-Teacher Ratio | 23:1 |
| Student-Classroom Ratio | 36:1 |
The school has enrolled around five hundred students being taught by around 19 teachers, which makes the student-teacher ratio of 23 students per teacher. All of the teachers are appointed on Regular basis. Nine teachers are Male and remaining ten are Female. All of the teachers have Post Graduate qualification. 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 172 students in class VI to VIII and 257 students in class IX to XII.
The school is in a Govt. building and it has pucca but broken boundary walls. The school has total twelve clasrooms and five other rooms. The school has both internet facility and DTH facility for students. The school has one desktop, two printers and one generator in its premises. There is reading corner, library and book bank for students. There are one boys toilet, four girls toilets and one cwsn toilet for students. The school has both hand wash facility and drinking water facility for people.