| School | Roll number | County | Total (latest year) | Latest average class size | Largest class | Classes 30+ |
|---|---|---|---|---|---|---|
| SCOIL MOIN A LIN | 17937H | Limerick | 847 | 26.28 | 30 | 1 |
| SCOIL NEASSAIN | 14409N | Limerick | 668 | 25.69 | 29 | 0 |
| SCOIL IDE | 18872K | Limerick | 654 | 23.36 | 29 | 0 |
| AN MHODH SCOIL | 19894C | Limerick | 578 | 24.08 | 27 | 0 |
| SCOIL PHOIL NAOFA | 19336O | Limerick | 573 | 23.88 | 26 | 0 |
| MILFORD GRANGE N SCHOOL | 19800N | Limerick | 479 | 25.21 | 33 | 8 |
| ST BRIGIDS NS | 19475F | Limerick | 457 | 24.72 | 28 | 0 |
| GAELSCOIL CHALADH AN TREOIGH | 20148U | Limerick | 412 | 24.24 | 29 | 0 |
| CORPUS CHRISTI N S | 19830W | Limerick | 403 | 18.90 | 24 | 0 |
| GAELSCOIL AN RAITHIN | 20181S | Limerick | 389 | 24.31 | 29 | 0 |
| Limerick City East Educate Together NS | 20175A | Limerick | 373 | 22.19 | 28 | 0 |
| GAELSCOIL SAIRSEAL | 19956V | Limerick | 369 | 26.36 | 30 | 1 |
| SCOIL MATHAIR DE | 18677M | Limerick | 362 | 21.12 | 30 | 2 |
| Salesian Primary School | 20496U | Limerick | 361 | 22.56 | 29 | 0 |
| OUR LADY QUEEN OF PEACE SCHOOL | 17737W | Limerick | 326 | 20.00 | 23 | 0 |
| S N Lios na Groi | 18516L | Limerick | 295 | 26.27 | 32 | 2 |
| S N Naomh Iosef | 19272O | Limerick | 290 | 23.67 | 30 | 1 |
| Presentation Primary School | 20018H | Limerick | 279 | 19.07 | 27 | 0 |
| SCOIL CHRIOST RI B | 19331E | Limerick | 278 | 22.17 | 26 | 0 |
| Scoil an Spioraid Naomh | 15680J | Limerick | 267 | 24.27 | 30 | 2 |
| S N Muire na hEireann | 19332G | Limerick | 262 | 23.27 | 28 | 0 |
| ST JOHNS CONVENT | 06936R | Limerick | 223 | 17.50 | 24 | 0 |
| SCOIL IOSAGAIN | 16910F | Limerick | 222 | 17.50 | 23 | 0 |
| J F K MEMORIAL SCHOOL | 18991S | Limerick | 218 | 24.22 | 35 | 1 |
| Thomond Primary School | 20460W | Limerick | 215 | 18.45 | 27 | 0 |
| LIMERICK SCHOOL PROJECT | 19934L | Limerick | 203 | 25.38 | 28 | 0 |
| SCOIL PADRAIG NAOFA B | 16443A | Limerick | 197 | 23.88 | 30 | 2 |
| SCOIL PADRAIG NAOFA C | 16444C | Limerick | 197 | 24.62 | 30 | 2 |
| KNOCKEA NATIONAL SCHOOL | 06539H | Limerick | 191 | 23.88 | 29 | 0 |
| Le Chéile National School | 20459O | Limerick | 174 | 14.09 | 23 | 0 |
| OUR LADY OF LOURDES N S | 19667O | Limerick | 161 | 18.62 | 22 | 0 |
| St Mary's National School | 20405O | Limerick | 152 | 20.00 | 25 | 0 |
| SCOIL TOBAR PADRAIG | 17738B | Limerick | 143 | 22.00 | 24 | 0 |
| DONOUGHMORE N S | 16118M | Limerick | 140 | 21.33 | 29 | 0 |
| ST MICHAELS NS | 15320C | Limerick | 126 | 19.00 | 20 | 0 |
| OUR LADYS ABBEY | 09296W | Limerick | 125 | 17.86 | 30 | 1 |
| ST MICHAELS | 12834S | Limerick | 116 | 23.20 | 25 | 0 |
| BOHERMORE N S | 08342V | Limerick | 100 | 19.00 | 26 | 0 |
| SCOIL NAIS CATHAIR CHINN LIS | 17487C | Limerick | 100 | 20.00 | 31 | 1 |
| GAELSCOIL SHEOIRSE | 19931F | Limerick | 82 | 14.00 | 20 | 0 |
| ST JOHN THE BAPTIST BOYS N S | 16715H | Limerick | 68 | 14.50 | 20 | 0 |
| St. Nicholas Church of Ireland School | 08926B | Limerick | 54 | 18.00 | 22 | 0 |
| CARNANE MXD N S | 09132P | Limerick | 30 | 15.00 | 20 | 0 |