| | Established | 1995 |
| | Level | Secondary |
| | Type | Co-Educational |
| | Board | Others |
| | Medium of instruction | English |
| | No. of students | 522 |
| | No. of Teachers | 18 |
St.Marys Mhs is located in St. Thomas Mount (Rural), Kancheepuram. 12 dedicated and professional teachers ensure that the children get the maximum out of their eduaction in this Other Board school.
1995 saw St.Marys Mhs being launched. With the student teacher ratio being 43:1 the primary medium of instruction is English. The school tries to provide best learning environment.
The school provides education to students from class 1 to 10. 522 is approximately the current student strength of this school. It has a library as well with over 1020 books.
The school has given exceptional results in the academic sphere and its students have excelled in extra co-curricular activities too.
| School Code | 33031400902 |
| Status of Building | Private |
| Total Classrooms | 9 |
| Student Teacher Distrubution | Teachers 18 | Student 522 | |
| Boys to Girls Ratio | Boys 227 | Girls 179 | |
| Students Distribution | Primary 350 | Secondary 172 | Hr.Secondary 0 |
