| | Established | 1989 |
| | Level | Secondary |
| | Type | Co-Educational |
| | Board | CBSE |
| | Medium of instruction | English |
| | No. of students | 959 |
| | No. of Teachers | 73 |
St. Mary'S School is located in Sector 46, Chandigarh. It is a CBSE school, with a team of 43 dedicated and professional faculties, which are here to ensure that the children get the most from their education.
St. Mary'S School was started in the year 1989. With the student teacher ratio being 22:1 the primary medium of instruction is English. The school takes pride of its excellent teaching methodology.
Classes from 1 to 10 run in this school. This school has approximately 959 as student strength. This school's library has 3202 books.
The school has given exceptional results in the academic sphere and its students have excelled in extra co-curricular activities too. This school has 100% of students qualifying the examination and out of these 73% scored first grade.
| School Code | 4011600305 |
| Status of Building | Private |
| Total Classrooms | 16 |
| Monday | 7:00 am - 4:00 pm |
| Tuesday | 7:00 am - 4:00 pm |
| Wednesday | 7:00 am - 4:00 pm |
| Thursday | 7:00 am - 4:00 pm |
| Friday | 7:00 am - 4:00 pm |
| Saturday | 7:00 am - 4:00 pm |
| Sunday | closed |
| Student Teacher Distrubution | Teachers 73 | Student 959 | |
| Boys to Girls Ratio | Boys 431 | Girls 314 | |
| Students Distribution | Primary 614 | Secondary 345 | Hr.Secondary 0 |
