| School | Roll number | County | Total (latest year) |
|---|---|---|---|
| St. Joseph's N.S. | 18797W | Offaly | 371 |
| SCOIL COLMAIN NAOFA | 17746A | Offaly | 323 |
| SCOIL MHUIRE | 18057F | Offaly | 266 |
| ARDEN BOYS NS | 19713S | Offaly | 213 |
| S N NAOMH CHOLUMCHILLE | 17508H | Offaly | 200 |
| BALLYKILMURRY N S | 15656M | Offaly | 195 |
| S N PHROINSIAIS NAOFA | 18406E | Offaly | 190 |
| GAELSCOIL AN EISCIR RIADA | 19990V | Offaly | 189 |
| CLARA CONVENT N S | 13118U | Offaly | 183 |
| S N MHANACHAIN | 17540D | Offaly | 181 |
| S N NAOMH PHILOMENA | 16928B | Offaly | 166 |
| S N Chartaigh Naofa | 20273A | Offaly | 165 |
| S N NAOMH EOIN | 02413L | Offaly | 148 |
| S N NAOMH BRIGHDE BUACH | 18524K | Offaly | 114 |
| Scoil Mhuire Agus Chormaic | 20387P | Offaly | 107 |
| S N BHRIDE | 18399K | Offaly | 104 |
| S N SEOSAMH | 07191V | Offaly | 94 |
| CASTLEJORDAN CENTRAL NS | 19300Q | Offaly | 90 |
| S N MHUIRE | 18795S | Offaly | 69 |
| S N CHIARAIN NAOFA | 17753U | Offaly | 30 |
| MOUNT BOLUS N S | 15395K | Offaly | 26 |
| S N PEADAR AGUS POL | 18068K | Offaly | 16 |