Loreto College, Mullingar allows students to pursue a wide range of subjects for Senior Cycle. Currently on offer are:
- German
- History
- Geography
- Mathematics
- Accounting
- Business
- Art
- Music
- Economics
- Religion
- Irish
- English
- French
- Physics
- Chemistry
- Biology
- Agricultural Science
- Home Economics (Social & Scientific)
- Career Guidance
- Information Technology (I.T.)
- Choir
- Social & Personal Development
- Physical Education