The following subjects are offered at Junior Cycle level at Coláiste na Mí:
| Core | Options (choose 2) |
| English | Art |
| Irish | Business Studies |
| Maths | Home Economics |
| Science | Music |
| Spanish | Applied Graphics |
| French | Applied Wood Technology |
| History | Applied Technology |
| Geography | |
| CSPE | |
| SPHE* | |
| Coding* | |
| PE* | |
| Pastoral Care* | |
| Wellbeing* | |
| Religion* |
*These subjects will not be examinable for the Junior Cycle
