| School | Roll number | County | Total (latest year) | Latest average class size | Largest class | Classes 30+ |
|---|---|---|---|---|---|---|
| KILLALA N S | 16811D | Mayo | 85 | 20.00 | 31 | 1 |
| SCOIL NAOMH BRID | 14290O | Mayo | 67 | 22.33 | 24 | 0 |
| TEMPLEMARY N S | 13758K | Mayo | 47 | 15.67 | 21 | 0 |
| MOUNT PALMER NATIONAL SCHOOL | 20217N | Mayo | 37 | 18.50 | 24 | 0 |
| Lacken National School | 20512P | Mayo | 25 | 8.33 | 9 | 0 |