| School | Roll number | County | Total (latest year) |
|---|---|---|---|
| St. Joseph's N.S. | 18797W | Offaly | 371 |
| SCOIL COLMAIN NAOFA | 17746A | Offaly | 323 |
| SHINCHILL N S | 17031F | Offaly | 292 |
| SCOIL MHUIRE | 18057F | Offaly | 266 |
| DAINGEAN N S | 16620T | Offaly | 262 |
| Tullamore Educate Together NS | 20189L | Offaly | 244 |
| ARDEN BOYS NS | 19713S | Offaly | 213 |
| S N NAOMH CHOLUMCHILLE | 17508H | Offaly | 200 |
| BALLYKILMURRY N S | 15656M | Offaly | 195 |
| S N SHEOSAIMH NAOFA | 17637S | Offaly | 192 |
| GAELSCOIL AN EISCIR RIADA | 19990V | Offaly | 189 |
| CHARLEVILLE N S | 10353P | Offaly | 170 |
| S N NAOMH PHILOMENA | 16928B | Offaly | 166 |
| S N Chartaigh Naofa | 20273A | Offaly | 165 |
| GEASHILL 1 N S | 09191I | Offaly | 137 |
| S N NAOMH BRIGHDE BUACH | 18524K | Offaly | 114 |
| ST COLMANS N S | 19354Q | Offaly | 96 |
| S N SEOSAMH | 07191V | Offaly | 94 |
| SCOIL BHRIDE | 18690E | Offaly | 76 |
| S N MHUIRE | 18795S | Offaly | 69 |