Powerscourt N.S. is made up of four multi-grade classrooms.
The staffing arrangements for 2024/2025 are as follows:
- Junior and Senior Infants – Christine Cox
- First and Second Class – Rebecca Allman
- Third and Fourth Class – Rachael Kinkead (APII)
- Fifth and Sixth Class – Catherine Creed (Principal)
- Special Education Teacher – Lynne Cashell (Deputy Principal)
- Special Needs Assistant (SNA) (job sharing) – Wendy Fisher and Avril Kenny
- School Secretary – Mandy Berkeley
- Caretaker / Cleaner – Paul Coster