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151 schools in Co. Mayo · 2025/26

pupils
14,772
junior infants
1,734
in 13 all-Irish schools
1,152 7.8%
class teachers · 5 gained one · 6 lost one since 2024/25
694 +69 since 2015/16
together since 2015/16 (about this figure)

The 140 schools with figures for both years had 12,653 pupils in 2015/16 and have 13,136 now. Schools that have closed, and newer schools, aren’t counted.

+3.8%
Over 10 years

55 grew · 31 steady · 54 fell · 11 newer

Show the 151 schools

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Change in pupils over 10 years
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Class teachers since 2024/25
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4 special schools also match this search. Show them too

  1. 864 pupils From 2022/23
  2. St. Josephs N. S. Ballinrobe
    451 pupils +17.4% over 10 years
  3. Scoil Iosa BallyhaunisDEIS
    385 pupils +19.6% over 10 years
  4. Breaffy N S CastlebarDEIS
    377 pupils −12.9% over 10 years
  5. 364 pupils +33.3% over 10 years
  6. Scoil Phadraig Westport
    338 pupils +7.3% over 10 years
  7. 314 pupils From 2024/25
  8. Cullens N S BallinaDEIS
    273 pupils +0.4% over 10 years
  9. St Peters NS Castlebar
    271 pupils −8.8% over 10 years
  10. 271 pupils −0.7% over 10 years
  11. S N Athracht Nfa Charlestown
    268 pupils +76.3% over 10 years
  12. Kiltimagh Central Kiltimagh
    262 pupils +8.7% over 10 years
  13. Newport Central Baile Ui BhfiachainDEIS
    243 pupils +39.7% over 10 years
  14. Scoil Íosa BallinaSome subjects through IrishDEIS
    242 pupils +21.0% over 10 years
  15. Crossmolina N.S. Crossmolina
    235 pupils +25.0% over 10 years
  16. 231 pupils −2.1% over 10 years
  17. Gaelscoil Raifteirí Caislean An BharraighGaelscoil
    229 pupils −9.5% over 10 years
  18. Beheymore N S BallinaDEIS
    228 pupils +13.4% over 10 years
  19. 223 pupils +21.9% over 10 years
  20. St Joseph's NS BallinaDEIS
    217 pupils −1.4% over 10 years
  21. Gaelscoil na Cuaiche Cathair na MartGaelscoil
    208 pupils −3.7% over 10 years
  22. 208 pupils +84.1% over 10 years
  23. 206 pupils −0.5% over 10 years
  24. S N Cnoc Ruscaighe WestportDEIS
    206 pupils +15.7% over 10 years
  25. 202 pupils +21.7% over 10 years
  26. Swinford NS SwinfordDEIS
    200 pupils +11.1% over 10 years
  27. Beacan Mixed N S Claremorris
    177 pupils +18.0% over 10 years
  28. Knock N S ClaremorrisDEIS
    152 pupils +16.0% over 10 years
  29. S N Naomh Padraig BallinaDEIS
    148 pupils −21.3% over 10 years
  30. Brackloon N S WestportDEIS
    145 pupils +26.1% over 10 years
  31. Gaelscoil na gCeithre Maol Béal an ÁthaGaelscoilDEIS
    141 pupils +30.6% over 10 years
  32. SN na hAille Ballinrobe
    140 pupils +32.1% over 10 years
  33. Ballindine B N S Claremorris
    138 pupils +14.0% over 10 years
  34. S N Faitche WestportDEIS
    137 pupils +67.1% over 10 years
  35. SN Muine Chonallain BallinaDEIS
    133 pupils +121.7% over 10 years
  36. S N Padraig Naofa LouisburghDEIS
    133 pupils −16.4% over 10 years
  37. SN Croi Muire BelmulletDEISGaeltacht
    127 pupils +22.1% over 10 years
  38. Robeen Central N S Hollymount
    127 pupils +126.8% over 10 years
  39. 117 pupils +17.0% over 10 years
  40. Castlebar Educate Together National School CastlebarMulti-denominational
    113 pupils Opened 2016/17
  41. Ballintubber N S Claremorris
    113 pupils +25.6% over 10 years
  42. St Josephs N S Castlebar
    111 pupils +22.0% over 10 years
  43. S N Beal Caradh Castlebar
    109 pupils −23.2% over 10 years
  44. S N Uileog de Burca Clár Chlainne MhuirisGaelscoil
    105 pupils −10.3% over 10 years
  45. S N Brighde BallyhaunisDEIS
    103 pupils −9.6% over 10 years
  46. Myna N S WestportDEIS
    102 pupils −19.7% over 10 years
  47. 99 pupils −1.0% over 10 years
  48. 97 pupils −3.0% over 10 years
  49. 95 pupils +30.1% over 10 years
  50. Scoil Náisiúnta Thuar Mhic Éadaigh TuarmhicéadaighGaelscoilGaeltacht
    94 pupils +36.2% over 10 years
  51. St Marys N S BallyhaunisDEIS
    93 pupils −6.1% over 10 years
  52. 89 pupils +25.4% over 10 years
  53. Carracastle Central NS BallaghaderreenDEIS
    88 pupils +37.5% over 10 years
  54. Mount Pleasant N S Claremorris
    86 pupils +2.4% over 10 years
  55. Killala N S KillalaDEIS
    85 pupils −28.0% over 10 years
  56. Scoil Naisiunta Thola Claremorris
    84 pupils −25.7% over 10 years
  57. S N Mainistir Muigheo Claremorris
    84 pupils +29.2% over 10 years
  58. Scoil Chomain Naofa Hollymount
    82 pupils −21.2% over 10 years
  59. Meelickmore N S Claremorris
    81 pupils +19.1% over 10 years
  60. Corclough NS BelmulletGaelscoilDEISGaeltacht
    79 pupils +3.9% over 10 years
  61. S N Realt na Mara MulrannyDEIS
    77 pupils +37.5% over 10 years
  62. S N Leath Ardan Beal Atha Na Fheadha
    76 pupils +1.3% over 10 years
  63. S N Gort Sceiche Hollymount
    75 pupils +29.3% over 10 years
  64. S N Chluain Luifin Ballinrobe
    75 pupils +5.6% over 10 years
  65. Ardagh National School BallinaSome subjects through Irish
    73 pupils From 2023/24
  66. Irishtown N S Claremorris
    70 pupils 0.0% over 10 years
  67. SN Inbhear BallinaDEISGaeltacht
    67 pupils +103.0% over 10 years
  68. Scoil Naomh Brid BallycastleDEIS
    67 pupils −2.9% over 10 years
  69. S N Teaghlaigh Naofa Louisburgh Co MayoDEIS
    67 pupils +6.3% over 10 years
  70. SN an Trian Lair Swinford
    66 pupils −10.8% over 10 years
  71. S N Lainn Cille Cathair Na MartDEIS
    66 pupils −1.5% over 10 years
  72. S N B Curnanool Castlebar
    66 pupils +57.1% over 10 years
  73. S N Naomh Padraig Saile AcaillGaelscoilDEISGaeltacht
    65 pupils +51.2% over 10 years
  74. Kilmurry NS CrossmolinaDEIS
    65 pupils From 2018/19
  75. SN Gleann A Chaisil BallinaSome subjects through IrishDEISGaeltacht
    64 pupils +12.3% over 10 years
Showing 75 of 151 Show 25 more

Distances are straight lines, not travel routes. Pupil numbers and class sizes: Department of Education, 2025/26. Change is over 10 years, since 2015/16. Average class size counts mainstream classes only, and there's one class teacher for each mainstream class. Totals cover every school in the results, not just those shown.