| School | Roll number | County | Total (latest year) | Latest average class size | Largest class | Classes 30+ |
|---|---|---|---|---|---|---|
| GRIFFITH BARRACKS MULTI D SCHOOL | 20012S | Dublin | 403 | 25.19 | 27 | 0 |
| Canal Way Educate Together National School | 20430N | Dublin | 391 | 24.44 | 29 | 0 |
| S N MUIRE GAN SMAL B | 17083B | Dublin | 331 | 20.69 | 24 | 0 |
| ST. JAMES'S PRIMARY SCHOOL | 20429F | Dublin | 278 | 16.62 | 24 | 0 |
| ST BRIGIDS PRIMARY SCHOOL | 16786H | Dublin | 229 | 19.08 | 27 | 0 |
| PRESENTATION PRIMARY SCHOOL | 13611D | Dublin | 223 | 16.23 | 24 | 0 |
| GAELSCOIL INSE CHOR | 19589U | Dublin | 209 | 26.12 | 30 | 1 |
| INCHICORE NS | 20139T | Dublin | 201 | 20.10 | 26 | 0 |
| ST CATHERINES WEST N S | 15625B | Dublin | 193 | 24.12 | 28 | 0 |
| GOLDENBRIDGE CONVENT | 07546J | Dublin | 188 | 17.60 | 23 | 0 |
| SCOIL TREASA NAOFA | 19933J | Dublin | 175 | 21.88 | 25 | 0 |
| ST AUDOENS NS | 20104A | Dublin | 171 | 20.00 | 22 | 0 |
| Scoil na mBrathar | 18477E | Dublin | 155 | 17.88 | 23 | 0 |
| ST ENDAS PRIMARY SCHOOL | 14556D | Dublin | 148 | 18.50 | 23 | 0 |
| SANCTA MARIA C B S | 17893N | Dublin | 103 | 16.17 | 21 | 0 |
| ST PATRICKS | 19480V | Dublin | 24 | 12.00 | 13 | 0 |