St.Mary's Aided High School
| School Name | St.Mary's Aided High School |
| Address | Sanapretti, Selvam Nagar, Thanthoni, Karur, Tamilnadu |
| Location | Sanapretti |
| City | Karur |
| District | Karur |
| State | Tamilnadu |
| Pincode | 639004 |
| Category | Secondary School |
| Block | Thanthoni |
St.Mary's Aided High School is located in Sanapretti, Selvam Nagar, Thanthoni, Karur, Tamilnadu. Established in year 2000, 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. It is located in Krishnarayapuram (Sc) assembly constituency. This school comes under Karur parliamentary constituency. The language used to teach students is Tamil.
| Class VI to VIII | 131 Students |
| Class IX to XII | 69 Students |
| Total Students | 200 Students |
| Total Teachers | 7 Teachers |
| Student-Teacher Ratio | 29:1 |
| Student-Classroom Ratio | 33:1 |
The institution has around three hundred students studying and has recruited total 7 teachers. The student-teacher ratio is 29 students per teacher. All of the teachers are appointed on Regular basis. Five teachers are Male and remaining two are Female. In terms of Academic qualification one teacher is Below Graduate, one is Graduate and rest five are Post Graduate. Seven teachers are trained in Computer. The student classroom ratio is 33:1, means on an average thirty three students sit in a classroom which is very good. There are 131 students in class VI to VIII and 69 students in class IX to XII.
The school is in a Govt. building and it has pucca boundary walls. The school has total six clasrooms and four other rooms. The school has internet facility for students. The school has one laptop, three desktops and one webcam in its premises. There is reading corner, library and book bank 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.