| School | Roll number | Total (latest year) | Latest average class size | Largest class | Classes 30+ |
|---|---|---|---|---|---|
| Scoil Bhríde Primary School | 20267F | 480 | 21.10 | 27 | 0 |
| EDENDERRY CONVENT N S | 16013V | 429 | 24.53 | 28 | 0 |
| St. Joseph's N.S. | 18797W | 360 | 16.90 | 19 | 0 |
| SCOIL COLMAIN NAOFA | 17746A | 322 | 23.38 | 32 | 2 |
| SHINCHILL N S | 17031F | 286 | 22.83 | 30 | 2 |
| DAINGEAN N S | 16620T | 261 | 22.64 | 30 | 2 |
| SCOIL MHUIRE | 18057F | 249 | 16.43 | 24 | 0 |
| ST RYNAGHS N S | 18157J | 249 | 24.30 | 32 | 3 |
| CROINCHOILL N S | 18267Q | 243 | 29.75 | 33 | 5 |
| Tullamore Educate Together NS | 20189L | 236 | 22.40 | 29 | 0 |
| ARDEN BOYS NS | 19713S | 215 | 23.22 | 27 | 0 |
| BALLYKILMURRY N S | 15656M | 199 | 22.62 | 25 | 0 |
| S N NAOMH CHOLUMCHILLE | 17508H | 197 | 23.88 | 30 | 1 |
| S N SHEOSAIMH NAOFA | 17637S | 193 | 22.62 | 29 | 0 |
| St Patrick's National School | 18364O | 192 | 19.20 | 29 | 0 |
| St. Cynoc's National School | 20289P | 189 | 22.25 | 33 | 1 |
| S N PHROINSIAIS NAOFA | 18406E | 186 | 21.00 | 27 | 0 |
| GAELSCOIL AN EISCIR RIADA | 19990V | 185 | 23.12 | 26 | 0 |
| CLARA CONVENT N S | 13118U | 180 | 18.67 | 22 | 0 |
| ST BRENDANS MONASTERY | 12370C | 178 | 17.33 | 24 | 0 |
| S N MHANACHAIN | 17540D | 176 | 25.14 | 32 | 1 |
| CHARLEVILLE N S | 10353P | 173 | 23.00 | 27 | 0 |
| S N CRONAIN NAOFA | 17523D | 171 | 19.88 | 27 | 0 |
| S N NAOMH PHILOMENA | 16928B | 164 | 19.88 | 26 | 0 |
| S N NAOMH EOIN | 02413L | 148 | 24.67 | 35 | 1 |
| S N Chartaigh Naofa | 20273A | 147 | 16.71 | 27 | 0 |
| MERCY PRIMARY SCHOOL | 03220F | 141 | 16.88 | 21 | 0 |
| CEANN EITIGH N S | 16802C | 132 | 22.00 | 27 | 0 |
| GEASHILL 1 N S | 09191I | 126 | 18.67 | 27 | 0 |
| S N MHUIRE | 18115Q | 124 | 23.60 | 30 | 2 |
| S N PHADRAIG | 18328K | 124 | 24.80 | 32 | 1 |
| SHINRONE MIXED N S | 12343W | 121 | 23.00 | 27 | 0 |
| S N NAOMH BRIGHDE BUACH | 18524K | 116 | 17.50 | 23 | 0 |
| S N BHRIDE | 18399K | 111 | 22.20 | 29 | 0 |
| ST CIARANS MIXED N S | 16435B | 110 | 19.60 | 25 | 0 |
| Scoil Mhuire Agus Chormaic | 20387P | 109 | 19.40 | 24 | 0 |
| S N SEOSAMH | 17003A | 108 | 27.00 | 30 | 1 |
| S N SEOSAMH | 07191V | 97 | 21.25 | 27 | 0 |
| ST COLMANS N S | 19354Q | 97 | 24.25 | 28 | 0 |
| ST MARYS NATIONAL SCHOOL | 20068W | 93 | 23.25 | 29 | 0 |
| S N MHUIRE NAOFA | 18335H | 91 | 18.20 | 26 | 0 |
| S N OSMANN | 07949I | 86 | 21.50 | 22 | 0 |
| CLONBULLOGUE N S | 15325M | 84 | 21.00 | 28 | 0 |
| NAOMH MHUIRE N S | 17616K | 83 | 19.25 | 25 | 0 |
| S N CHIARAIN NAOFA | 17188P | 83 | 20.75 | 26 | 0 |
| COOLDERRY CENTRAL NS | 19638H | 82 | 20.50 | 21 | 0 |
| CLONAGHADOO N S | 16160L | 81 | 17.25 | 23 | 0 |
| CASTLEJORDAN CENTRAL NS | 19300Q | 79 | 19.75 | 25 | 0 |
| S N MHUIRE BAINRIOGHAN | 17336E | 76 | 21.67 | 28 | 0 |
| HIGH ST MIXED N S | 13191H | 73 | 24.33 | 29 | 0 |
| S N MHUIRE | 18795S | 72 | 24.00 | 31 | 1 |
| S N NAOMH BROGAIN | 15983E | 72 | 16.75 | 19 | 0 |
| ST CRONANS MIXED N S | 12294M | 72 | 22.00 | 23 | 0 |
| SEIR KIERANS N S | 11203B | 71 | 21.67 | 25 | 0 |
| SCOIL BHRIDE | 18690E | 70 | 17.50 | 26 | 0 |
| Gaelscoil Éadan Doire | 20332N | 69 | 14.25 | 17 | 0 |
| S N NAOMH CALLIN | 16990G | 69 | 23.00 | 25 | 0 |
| S N CAOIMHIN NAOFA | 18331W | 67 | 22.33 | 30 | 1 |
| S N MUIRE NAOFA | 17069H | 64 | 19.33 | 22 | 0 |
| EDENDERRY 2 N S | 15638K | 48 | 16.00 | 17 | 0 |
| Gaelscoil na Laochra | 20461B | 45 | 19.50 | 21 | 0 |
| S N LOMCHLUANA | 18777Q | 33 | 10.50 | 13 | 0 |
| S N CHIARAIN NAOFA | 17753U | 29 | 14.50 | 18 | 0 |
| MOUNT BOLUS N S | 15395K | 25 | 12.50 | 14 | 0 |
| S N ROS COM RUA | 18537T | 21 | 10.50 | 11 | 0 |
| CLONEYHURKE N S | 15923J | 18 | 9.00 | 12 | 0 |
| S N PEADAR AGUS POL | 18068K | 15 | 7.50 | 9 | 0 |