| School | Roll number | County | Total (latest year) | Latest average class size | Largest class | Classes 30+ |
|---|---|---|---|---|---|---|
| SCOIL PADRAIG NAOFA | 17537O | Wicklow | 680 | 22.47 | 28 | 0 |
| ST LAURENCES N S | 19573F | Wicklow | 666 | 23.18 | 28 | 0 |
| Kilcoole Primary School | 20346B | Wicklow | 553 | 23.04 | 26 | 0 |
| ST JOSEPHS N S | 17181B | Wicklow | 500 | 22.14 | 29 | 0 |
| Ravenswell Primary School | 07246U | Wicklow | 468 | 19.00 | 23 | 0 |
| SCOIL NAOMH CAOIMHGHIN | 17720F | Wicklow | 459 | 23.47 | 30 | 1 |
| SCOIL AN CHOROIN MHUIRE | 17576B | Wicklow | 432 | 24.35 | 27 | 0 |
| ST BRIGIDS SCHOOL | 16573N | Wicklow | 396 | 24.38 | 29 | 0 |
| CRONAN NAOFA N S | 16872A | Wicklow | 388 | 23.50 | 30 | 1 |
| PADRAIG NAOFA N S | 15676S | Wicklow | 377 | 20.59 | 30 | 1 |
| St Fergal's National School | 20466L | Wicklow | 373 | 19.00 | 24 | 0 |
| Newtownmountkennedy Primary School | 20278K | Wicklow | 368 | 24.57 | 32 | 2 |
| St Coen's National School | 20208M | Wicklow | 328 | 19.75 | 25 | 0 |
| St John's Senior School | 20469R | Wicklow | 323 | 21.79 | 29 | 0 |
| Scoil na Coróine Mhuire | 17826V | Wicklow | 309 | 23.31 | 28 | 0 |
| S N MHUIRE SENIOR SCHOOL | 20110S | Wicklow | 296 | 22.77 | 26 | 0 |
| ST LAURENCE O'TOOLE'S NS | 16634H | Wicklow | 254 | 22.45 | 30 | 1 |
| S N Nicolais Naofa | 17810G | Wicklow | 250 | 23.80 | 30 | 2 |
| St Michael's and St Peter's Junior School | 20470C | Wicklow | 250 | 19.00 | 24 | 0 |
| S N MUIRE | 17091A | Wicklow | 235 | 20.82 | 28 | 0 |
| S N MUIRE IS GEARARD | 17223O | Wicklow | 206 | 25.75 | 30 | 2 |
| AN CHROI RO NAOFA N S | 18473T | Wicklow | 204 | 21.67 | 29 | 0 |
| KILMACANOGUE N S | 18365Q | Wicklow | 204 | 25.50 | 30 | 1 |
| DONARD N S | 17920N | Wicklow | 188 | 26.86 | 33 | 3 |
| SCOIL CHUALANN | 19584K | Wicklow | 185 | 23.12 | 29 | 0 |
| CLOCHAR MUIRE N S | 17228B | Wicklow | 176 | 29.33 | 32 | 4 |
| PADRAIG NAOFA N S | 18198A | Wicklow | 172 | 22.86 | 29 | 0 |
| RATHDRUM BOYS N S | 17265H | Wicklow | 172 | 23.71 | 27 | 0 |
| St. Peter's Primary School | 18464S | Wicklow | 156 | 18.88 | 23 | 0 |
| BRITTAS BAY MXD N S | 11372B | Wicklow | 129 | 21.50 | 27 | 0 |
| HOLLYWOOD N S | 18054W | Wicklow | 126 | 25.20 | 31 | 1 |
| CAOIMHIN NAOFA N S | 16924Q | Wicklow | 123 | 23.20 | 29 | 0 |
| GLENEALY 1 N S | 00984V | Wicklow | 116 | 23.20 | 26 | 0 |
| MOIN AN BHEALAIGH N S | 10131U | Wicklow | 110 | 22.00 | 25 | 0 |
| MONEYSTOWN N S | 13246G | Wicklow | 108 | 20.00 | 25 | 0 |
| KILBRIDE N S | 10683N | Wicklow | 97 | 24.25 | 30 | 1 |
| LACKEN MXD N S | 10111O | Wicklow | 91 | 16.75 | 19 | 0 |
| S N NAOMH PADRAIG | 01782O | Wicklow | 76 | 19.00 | 28 | 0 |
| S N PADRAIG NAOFA | 18357R | Wicklow | 47 | 15.67 | 19 | 0 |
| S N MUIRE MXD | 17500O | Wicklow | 37 | 13.00 | 14 | 0 |
| Scoil San Eoin | 14829M | Wicklow | 37 | 18.50 | 23 | 0 |
| ST KEVIN'S BALLYCOOG NS | 13224T | Wicklow | 21 | 10.50 | 12 | 0 |