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Mayo

Use the sections below to drill down into this county.

County summary

Schools
151
Pupils
14,772
Average school size
97.8

County class-size profile

Mainstream class group data is shown separately from standard/year-group enrolment data. The source does not identify which standard/year group each class group belongs to.

Average class size
20.87
Mainstream classes
694
Classes with 30+ pupils
56
Schools with class 30+
29

Latest class-size year: 2025/26. Mainstream class pupils: 14,483.

Average class size

County trends over time

Total enrolment

Total schools

Average pupils per school

By Local authority

Mayo County Council

151 schools

14,772 pupils

Avg size: 97.8

By School patron

An Foras Pátrúnachta

2 schools

349 pupils

Avg size: 174.5

Archbishop of Tuam

75 schools

8,551 pupils

Avg size: 114.0

Bishop of Achonry

23 schools

1,912 pupils

Avg size: 83.1

Bishop of Galway, Kilmacduagh & Kilfenora

3 schools

183 pupils

Avg size: 61.0

Bishop of Killala

43 schools

3,499 pupils

Avg size: 81.4

Bishop of Tuam, Killala and Achonry COI

2 schools

58 pupils

Avg size: 29.0

Educate Together

3 schools

220 pupils

Avg size: 73.3

By Planning area

Achill

8 schools

327 pupils

Avg size: 40.9

Balla

8 schools

610 pupils

Avg size: 76.2

Ballaghadereen

2 schools

85 pupils

Avg size: 42.5

Ballina

18 schools

2,318 pupils

Avg size: 128.8

Ballinrobe

9 schools

1,149 pupils

Avg size: 127.7

Ballyhaunis

5 schools

790 pupils

Avg size: 158.0

Belmullet

15 schools

717 pupils

Avg size: 47.8

Castlebar

15 schools

2,649 pupils

Avg size: 176.6

Charlestown

5 schools

410 pupils

Avg size: 82.0

Claremorris

9 schools

985 pupils

Avg size: 109.4

Crossmolina

6 schools

482 pupils

Avg size: 80.3

Foxford

2 schools

316 pupils

Avg size: 158.0

Headford

5 schools

207 pupils

Avg size: 41.4

Kiltimagh

4 schools

555 pupils

Avg size: 138.8

Lacken_Ballycastle

5 schools

261 pupils

Avg size: 52.2

Louisburgh

5 schools

245 pupils

Avg size: 49.0

Ros Dumhach

2 schools

53 pupils

Avg size: 26.5

Swinford

8 schools

520 pupils

Avg size: 65.0

Tourmakeady

3 schools

186 pupils

Avg size: 62.0

Westport

17 schools

1,907 pupils

Avg size: 112.2

Schools in this county

School Roll number Total (latest year) Latest average class size Largest class Classes 30+
Castlebar Primary School 20562H 864 25.03 28 0
ST. JOSEPHS N. S. 20089H 451 24.33 30 4
SCOIL IOSA 20142I 385 18.75 24 0
BREAFFY N S 13781F 377 22.81 28 0
QUIGNAMANGER N S 15257V 364 24.27 34 3
SCOIL PHADRAIG 20230F 338 24.14 27 0
Claremorris National School 20585T 314 20.53 25 0
CULLENS N S 07054L 273 23.82 29 0
FOXFORD CENTRAL NS 19812U 271 24.64 33 2
ST PETERS NS 19916J 271 22.58 31 3
S N ATHRACHT NFA 18003F 268 29.50 32 5
KILTIMAGH CENTRAL 19903A 262 26.20 34 4
NEWPORT CENTRAL 19451O 243 22.50 33 1
Scoil Íosa 20275E 242 17.62 22 0
CROSSMOLINA N.S. 20125I 235 25.56 30 1
SCOIL CHOLMCILLE 15555G 231 25.11 31 3
GAELSCOIL RAIFTEIRÍ 19832D 229 25.44 32 2
BEHEYMORE N S 11725I 228 27.75 29 0
BALLYVARY CENTRAL N S 19402B 223 26.62 31 2
St Joseph's NS 18561Q 217 22.11 31 1
BARNACARROLL CENTRAL NS 19710M 208 26.00 32 2
Gaelscoil na Cuaiche 20046M 208 26.00 31 3
S N CNOC RUSCAIGHE 18712L 206 22.25 27 0
S N NAOMH COLM CILLE 13145A 206 25.75 32 2
Scoil Naisiunta Balla Aluinn 17119T 202 24.50 30 1
SWINFORD NS 19951L 200 24.25 28 0
BEACAN MIXED N S 13659I 177 25.29 27 0
KNOCK N S 16122D 152 22.33 29 0
S N NAOMH PADRAIG 12206M 148 24.67 32 1
BRACKLOON N S 04796R 145 23.33 28 0
Gaelscoil na gCeithre Maol 20084U 141 20.14 26 0
SN na hAille 12350T 140 23.33 33 1
BALLINDINE B N S 01676P 138 27.60 34 3
S N FAITCHE 13555T 137 27.40 38 2
S N PADRAIG NAOFA 20037L 133 20.83 24 0
SN MUINE CHONALLAIN 13667H 133 26.60 34 2
ROBEEN CENTRAL N S 19394F 127 25.40 36 1
SN CROI MUIRE 17727T 127 25.40 30 1
ST PATRICKS CENTRAL NS 19911W 117 22.40 26 0
BALLINTUBBER N S 07374G 113 27.00 32 1
Castlebar Educate Together National School 20457K 113 22.60 27 0
ST JOSEPHS N S 13152U 111 21.00 31 1
S N BEAL CARADH 17585C 109 21.80 27 0
S N UILEOG DE BURCA 19972T 105 21.00 28 0
S N BRIGHDE 16756V 103 20.60 24 0
MYNA N S 16618J 102 25.50 32 1
S N NAOMH SHEOSAMH 16984L 99 24.75 31 1
Scoil na gCoillini 02912G 97 24.25 30 1
SN Beal Atha na hEin 13444K 95 23.75 28 0
Scoil Náisiúnta Thuar Mhic Éadaigh 20256A 94 23.50 27 0
ST MARYS N S 15030Q 93 23.25 25 0
St Paul's National School 17562N 89 22.25 25 0
CARRACASTLE CENTRAL NS 19651W 88 22.00 27 0
MOUNT PLEASANT N S 13500R 86 21.50 28 0
KILLALA N S 16811D 85 20.00 31 1
S N MAINISTIR MUIGHEO 14205U 84 21.00 22 0
SCOIL NAISIUNTA THOLA 19914F 84 21.00 27 0
SCOIL CHOMAIN NAOFA 17082W 82 20.50 27 0
MEELICKMORE N S 12173A 81 20.25 22 0
CORCLOUGH NS 15014S 79 19.75 22 0
S N Realt na Mara 17176I 77 19.25 25 0
S N LEATH ARDAN 16911H 76 19.00 21 0
S N CHLUAIN LUIFIN 18922W 75 18.75 24 0
S N GORT SCEICHE 18880J 75 18.75 23 0
Ardagh National School 20576S 73 18.25 23 0
IRISHTOWN N S 14808E 70 23.33 26 0
S N TEAGHLAIGH NAOFA 19324H 67 21.00 25 0
SCOIL NAOMH BRID 14290O 67 22.33 24 0
SN INBHEAR 12568A 67 22.33 24 0
S N B CURNANOOL 14497N 66 22.00 23 0
S N LAINN CILLE 16904K 66 22.00 28 0
SN AN TRIAN LAIR 13389F 66 22.00 26 0
Kilmurry NS 20513R 65 16.25 19 0
S N NAOMH PADRAIG SAILE 16052I 65 21.67 27 0
S N EACHLEIME 12373I 64 21.33 25 0
SN GLEANN A CHAISIL 13222P 64 16.33 18 0
S N Toin na Gaoithe 16113C 61 20.33 24 0
SCOIL CHROÍ RÓ NAOFA BEANNCHOR IORRAIS 13684H 61 20.33 22 0
Newtownwhite Educate Together NS 09040K 59 19.67 22 0
COONEAL N.S. 17209U 58 19.33 22 0
S N BEAL AN MHUIRTHEAD 17923T 58 19.33 21 0
RATHBANE N S 15996N 57 19.00 23 0
SN NMH TREASA 18145C 57 19.00 25 0
GLENCORRIB N S 17874J 52 17.33 20 0
KILMOVEE IN S 13080V 51 17.00 22 0
St Mary's National School 20499D 51 17.00 21 0
CLOGHER NS 17482P 50 16.67 20 0
MUIRISC NS 16832L 49 16.33 21 0
KINAFFE N S 16173U 48 16.00 19 0
S N ACHAIDH AN GHLAISIN 18594I 48 16.00 21 0
Westport Educate Together National School 20510L 48 16.00 18 0
S N NAOMH FEICHIN 07075T 47 15.67 18 0
TEMPLEMARY N S 13758K 47 15.67 21 0
Bunscoil Naomh Bríd agus Pádraíg 20552E 46 15.33 21 0
S N PEADAR AGUS POL 18848N 45 15.00 22 0
S N an Teaghlaigh 18562S 45 15.00 16 0
CARRAHOLLY N S 17483R 42 14.00 16 0
HOLY TRINITY NATIONAL SCHOOL 08302J 41 13.67 17 0
S N COILL AN BHAILE 14064F 41 20.50 24 0
CORMAIC NFA 13225V 38 19.00 23 0
MOUNT PALMER NATIONAL SCHOOL 20217N 37 18.50 24 0
S N FIONDALBHA 17678J 37 18.50 23 0
S N CEATHRU AN CHLOCHAR 12816Q 35 17.50 18 0
ST COLMANS NS 19798G 34 17.00 19 0
CULMORE N S 16780S 33 16.50 17 0
DRUMGALLAGH N S 18002D 33 16.50 18 0
S N TEACH CAOIN 17301I 33 16.50 17 0
CARRAKENNEDY N S 15866A 32 16.00 17 0
SN Naomh Proinnsias 17615I 32 16.00 18 0
ST JOHNS NS 15539I 32 16.00 18 0
KILLASSER NS 16269K 31 15.50 17 0
LECANVEY N S 13797U 31 15.50 21 0
GEESALA CENTRAL SCHOOL 19776T 29 14.50 15 0
CLOONLYON N S 12936D 28 14.00 16 0
KNOCKANILLO N S 16562I 28 14.00 17 0
S N DUMHACH 18082E 28 14.00 23 0
S N GORT AN EADAIN 13773G 28 14.00 14 0
S N COLM NAOFA 17682A 27 13.50 16 0
S N POL A TSOMAIS 16283E 27 13.50 16 0
S N ROS DUMHACH 12569C 27 13.50 17 0
ST JOHNS N S 16289Q 27 13.50 15 0
DOOKINELLA N.S. 14873P 26 13.00 16 0
S N Dhumha Thuama 14193Q 26 13.00 16 0
SCOIL NAOMH FEICHIN 19488O 26 13.00 17 0
SN Cholmcille, Ceathrú Thaidhg 20588C 26 13.00 13 0
GARRACLOON N S 06852L 25 12.50 14 0
Lacken National School 20512P 25 8.33 9 0
BARNATRA N S 14188A 24 12.00 12 0
BURRISCARRA N S 05756K 23 11.50 12 0
S N NAOMH BRID C 18503C 21 10.50 15 0
ACHILL SOUND CONVENT NS 14863M 20 7.00 8 0
CILL MHOR IORRAIS 14258S 20 10.00 10 0
CRAGGAGH N S 12467R 19 9.50 10 0
S N SHEAMAIS 15113U 18 9.00 9 0
S N AN COILL MHOR 17321O 17 8.50 9 0
SAINT MICHAELS N S 12792F 17 8.50 9 0
VALLEY N S 16379R 17 8.50 11 0
CRIMLIN N S 15967G 15 7.50 8 0
S N AN TSRAITH 13383Q 15 7.50 8 0
S N TAMHNIGHAN FHEADHA 12938H 15 7.50 9 0
SN Baile Cuisin 18876S 13 6.50 8 0
CLOONDAFF N S 11834N 11 5.50 6 0
GORTJORDAN N S 14534Q 11 5.50 6 0
ST PATRICKS NS 13311O 11 5.50 7 0
Scoil Néifinn 20431P 11 5.50 7 0
TAVRANE CENTRAL NS 19808G 11 5.50 8 0
CLOGHANS N S 16170O 9 4.50 5 0
LEHINCH N S 05120L 8 8.00 8 0
S N DRUIM SLAOD 17532E 8 4.00 4 0
S N COILL MOR 17039V 6 6.00 6 0
ST COLUMBAS N.S. 13174H 3 3.00 3 0