D. D. M. High School Sanjay Colony Secondary -23
| School Name | D. D. M. High School Sanjay Colony Secondary -23 |
| Address | Gaunchhi, Sanjay Colony, Sec-23, Ballabgarh, Faridabad, Haryana |
| Location | Gaunchhi |
| City | Faridabad |
| District | Faridabad |
| State | Haryana |
| Pincode | 121004 |
| Category | Secondary School |
| Block | Ballabgarh |
D. D. M. High School Sanjay Colony Secondary -23 is located in Gaunchhi, Sanjay Colony, Sec-23, Ballabgarh, Faridabad, Haryana. Established in year 1998, the school is a Co-educational and is located in Urban 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 Private Unaided (Recognized). This school is located in Faridabad municipality. It comes under 86-Faridabad Nit assembly constituency. The school is located in Faridabad parliamentary constituency. The language used to teach students is Hindi.
| Class I to V | 134 Students |
| Class VI to VIII | 65 Students |
| Class IX to XII | 60 Students |
| Total Students | 259 Students |
| Total Teachers | 5 Teachers |
| Student-Teacher Ratio | 52:1 |
| Student-Classroom Ratio | 24:1 |
The school has around three hundred students studying who are taught by 5 teachers. The school has student-teacher ratio of 52 students per teacher. All of the teachers are appointed on Regular basis. One teacher is Male and remaining four are Female. In terms of Academic qualification four teachers are Graduate and rest one is Post Graduate. None of the teachers are trained in Computer. The student classroom ratio is 24:1, means on an average twenty four students sit in a classroom which is very good. There are 134 students in class I to V, 65 students in class VI to VIII and 60 students in class IX to XII.
The school is in a private building and it has pucca boundary walls. The school has total eleven clasrooms and four other rooms. The school has internet facility for students. The school has one laptop, one desktop, one scanner, one printer, one LED and one generator in its premises. There is library for students. There are two boys toilets and two girls toilets for students. The school has both hand wash facility and drinking water facility for people.