Upgraded High School Sundari.
| School Name | Upgraded High School Sundari. |
| Address | Sundarpur, Sundar Pur Ka Tola, Sadarpur, Barharia, Siwan, Bihar |
| Location | Sundarpur |
| City | Siwan |
| District | Siwan |
| State | Bihar |
| Pincode | 841438 |
| Category | Secondary School |
| Block | Barharia |
Upgraded High School Sundari. is located in Sundarpur, Sundar Pur Ka Tola, Sadarpur, Barharia, Siwan, Bihar and was established in year 1901. The school is a Co-educational and is located in Rural 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 Department of Education. It is located in Siwan assembly constituency. The language used to teach students is Hindi.
| Class I to V | 183 Students |
| Class VI to VIII | 256 Students |
| Class IX to XII | 172 Students |
| Total Students | 611 Students |
| Total Teachers | 13 Teachers |
| Student-Teacher Ratio | 47:1 |
| Student-Classroom Ratio | 61:1 |
This institution has strength of around seven hundred students who are taught by 13 teachers, which makes the student-teacher ratio of 47 students per teacher. All of the teachers are appointed on Regular basis. Eleven teachers are Male and remaining two are Female. In terms of Academic qualification three teachers are Below Graduate, three are Graduate and rest seven are Post Graduate. None of the teachers are trained in Computer. The student classroom ratio is 61:1, means on an average sixty one students sit in a classroom which is good. There are 183 students in class I to V, 256 students in class VI to VIII and 172 students in class IX to XII.
The school is in a Govt. building and it has partial boundary walls. The school has total ten clasrooms. There is library for students. There are one boys toilet and two girls toilets for students. The school has both hand wash facility and drinking water facility for people.