St. Mary's High School Upper Gudalur
| School Name | St. Mary's High School Upper Gudalur |
| Address | Upper Gudalur, Gudalur, Ooty, Tamilnadu |
| Location | Gudalur |
| City | Ooty |
| District | The Nilgiris |
| State | Tamilnadu |
| Pincode | 643211 |
| Category | Secondary School |
| Block | Gudalur |
St. Mary's High School Upper Gudalur is located in Upper Gudalur, Gudalur, Ooty, Tamilnadu. Established in year 1992, 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 Government Aided. The school is situated in Gudalur (Sc) assembly constituency. This school comes under Nilgiris (Sc) parliamentary constituency. The language used to teach students is English but Tamil is also spoken during classes.
| Class VI to VIII | 226 Students |
| Class IX to XII | 168 Students |
| Total Students | 394 Students |
| Total Teachers | 14 Teachers |
| Student-Teacher Ratio | 28:1 |
| Student-Classroom Ratio | 25:1 |
This school has strength of around four hundred students who are taught by 14 teachers. The student-teacher ratio is 28 students per teacher. All of the teachers are appointed on Regular basis. Two teachers are Male and remaining twelve are Female. In terms of Academic qualification six teachers are Below Graduate, four are Graduate and rest four are Post Graduate. None of the teachers are trained in Computer. The student classroom ratio is 25:1, means on an average twenty five students sit in a classroom which is very good. There are 226 students in class VI to VIII and 168 students in class IX to XII.
The school is in a rented building and it has pucca boundary walls. The school has total sixteen clasrooms and seven other rooms. The school has both internet facility and DTH facility for students. The school has one laptop, one desktop, one tablet, four scanners, one LED, two webcams and two generators in its premises. There is reading corner, library and book bank for students. There are six boys toilets and five girls toilets for students. The school has both hand wash facility and drinking water facility for people.