| Roll Number | 63221U |
| Local name of school | MERCY SECONDARY SCHOOL |
| School Level | POST PRIMARY |
| School Level Detail | SECONDARY |
| Principal's Name | MR. GARRETT FARRELL |
| Ethos | CATHOLIC |
| Gender | MIXED |
| Language of Instruction | NO SUBJECTS TAUGHT THROUGH IRISH |
| DEIS Indicator | NO |
| Transition Year Indicator | YES |
| Enrolment Total | 653 |
| Enrolment Boys | 346 |
| Enrolment Girls | 307 |
| Free Education Indicator | YES |
| Fee Charging Indicator | NO |
| Day/Boarding | NA |
| Inspection Reports |
Reports |