Gnon Sangdong Upper Primary School
| School Name | Gnon Sangdong Upper Primary School |
| Address | Sangdong, Heegyathang, Passingdong, Mangan, Sikkim |
| Location | Sangdong |
| City | Mangan |
| District | Mangan |
| State | Sikkim |
| Pincode | 737116 |
| Category | Upper Primary School |
| Block | Passingdong |
Gnon Sangdong Upper Primary School is located in Sangdong, Heegyathang, Passingdong, Mangan, Sikkim. Established 59 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 Djongu (Bl) assembly constituency. The school is located in Sikkim parliamentary constituency. The language used to teach students is English.
| Class I to V | 19 Students |
| Class VI to VIII | 7 Students |
| Total Students | 26 Students |
| Total Teachers | 12 Teachers |
| Student-Teacher Ratio | 2:1 |
| Student-Classroom Ratio | 3:1 |
This school has strength of around one hundred students and has recruited total 12 teachers. The school has student-teacher ratio of 2 students per teacher. Eight teachers are appointed on Regular basis and rest four are appointed on Contract basis. Four teachers are Male and remaining eight are Female. In terms of Academic qualification four teachers are Below Graduate, seven are Graduate and rest one is Post Graduate. Two teachers are trained in Computer. The student classroom ratio is 3:1, means on an average three students sit in a classroom which is very good. There are 19 students in class I to V and 7 students in class VI to VIII.
The school is in a Govt. building and it has barbed wire fencing. The school has total nine clasrooms and three other rooms. The school has one laptop in its premises. There is reading corner for students. There are one boys toilet, one girls toilet and one cwsn toilet for students. The school has both hand wash facility and drinking water facility for people.