GCSE performance 2010 in Wales’ families of schools. The following tables show how each school in Wales performed at GCSE compared to other similar schools. The families are set by the Welsh government and take into account the percentage of pupils at each school: . eligible for Free School Meals . living in areas classed in the most 20% deprived areas in Wales . with special educational needs . whose first language is not English or Welsh The tables are ordered according to the percentage of pupils achieving at least five A* to C grades including English or Welsh and Mathematics, as this is considered the key indicator of GCSE performance. Overall, the percentage achieving this measure in Wales was 49.4%, while in England it was 53.4%. School Family 1 % 5 A*-C GCSEs inc. English/Welsh and % 5 A*-C School Name Local Authority Maths GCSEs 1 Ysgol Gyfun Gwynllyw Torfaen 64 73 2 Ysgol Bryn Elian Conwy 56 84 3 Ysgol Gyfun Llangefni Anglesey 56 68 4 Ysgol Gyfun Cwm Rhymni Caerphilly 54 81 5 Ysgol Friars Gwynedd 54 69 6 Ysgol Gyfun Rhydywaun RCT 50 59 7 Ysgol Uwchradd Bodedern Anglesey 49 67 8 Cardigan County Secondary Ceredigion 43 58 9 Ysgol Syr Hugh Owen Gwynedd 41 54 10 Ysgol Gyfun Cymer Rhondda RCT 30 52 FAMILY AVERAGE 49.90 67.14 School Family 2 % 5 A*-C GCSEs inc. % Achieving 5 English/Welsh and GCSEs (A* to School Name Local Authority Maths C) 1 Ysgol Gyfun Y Strade Carmarthenshire 69 74 2 Ysgol Gyfun Gymraeg Glantaf Cardiff 68 77 3 Ysgol Gyfun Bryn Tawe Swansea 66 78 4 Ysgol Maes Garmon Flintshire 65 76 5 Ysgol Gyfun Gymraeg Plasmawr Cardiff 64 80 6 Ysgol Gyfun Llanbedr-Pont-Steffan Ceredigion 59 75 7 Ysgol Gyfun Ystalyfera Neath Port Talbot 59 73 8 Ysgol Garth Olwg RCT 57 70 9 Ysgol Tryfan Gwynedd 57 70 10 Ysgol Gyfun Llanhari RCT 50 60 11 Amman Valley Comp School Carmarthenshire 46 56 FAMILY AVERAGE 59.02 70.43 School Family 3 % 5 A*-C GCSEs inc. % Achieving 5 English/Welsh and GCSEs (A* to School Name Local Authority Maths C) 1 Ysgol Gyfun Gwyr Swansea 74 86 2 Ysgol Bro Morgannwg Vale of Glamorgan 73 89 3 Ysgol Gyfun Tregib Carmarthenshire 69 77 4 Ysgol Y Creuddyn Conwy 66 73 5 Ysgol Morgan Llwyd Wrexham 57 69 6 Ysgol Y Moelwyn Gwynedd 53 69 7 Ysgol Dyffryn Nantlle Gwynedd 47 64 8 Ysgol Dinas Bran Denbighshire 46 67 9 Ysgol Gyfun Aberaeron Ceredigion 43 56 10 Ysgol Syr Thomas Jones Anglesey 43 53 11 Ysgol Dyffryn Ogwen Gwynedd 36 56 FAMILY AVERAGE 55.48 69.20 School Family 4 % 5 A*-C GCSEs inc. % Achieving 5 English/Welsh and GCSEs (A* to School Name Local Authority Maths C) 1 Ysgol Glan Y Mor Gwynedd 69 75 2 Ysgol Gyfun Ddwyieithog Y Preseli Pembrokeshire 64 82 3 Ysgol Uwchradd Glan Clwyd Denbighshire 63 73 4 Ysgol David Hughes Anglesey 61 70 5 Ysgol Bro Ddyfi Powys 60 65 6 Ysgol Uwchradd Tywyn Gwynedd 58 79 7 Brecon High School Powys 56 66 8 Ysgol Gyfun Pantycelyn Carmarthenshire 54 71 9 Ysgol Gyfun Dyffryn Teifi Ceredigion 50 73 10 Ysgol Uwchradd Tregaron Ceredigion 48 78 11 Ysgol Dyffryn Conwy Conwy 46 72 12 Ysgol Brynrefail Gwynedd 45 59 FAMILY AVERAGE 56.65 71.86 School Family 5 % 5 A*-C GCSEs inc. % Achieving 5 English/Welsh and GCSEs (A* to School Name Local Authority Maths C) 1 Ysgol Gyfun Penweddig Ceredigion 76 86 2 Ysgol Gyfun Maes Yr Yrfa Carmarthenshire 75 79 3 Llanidloes High School Powys 73 79 4 Ysgol Gyfun Gymraeg Bro Myrddin Carmarthenshire 73 77 5 Ysgol Botwnnog Gwynedd 71 82 6 Caereinion High School Powys 64 74 7 Ysgol Brynhyfryd Denbighshire 58 82 8 Ysgol Y Berwyn Gwynedd 57 67 9 Ysgol Ardudwy Gwynedd 56 82 10 Ysgol Eifionydd Gwynedd 55 76 11 Builth Wells High School Powys 54 61 12 Ysgol Y Gader Gwynedd 52 73 FAMILY AVERAGE 64.35 77.04 School Family 6 % 5 A*-C GCSEs inc. % Achieving 5 English/Welsh and GCSEs (A* to School Name Local Authority Maths C) 1 Sandfields Comprehensive School Neath Port Talbot 30 49 2 Pen-Y-Dre High School Merthyr Tydfil 29 64 3 Fitzalan High Cardiff 26 48 4 Cymer Afan Comprehensive School Neath Port Talbot 26 46 5 Llanrumney High School Cardiff 24 39 6 Ferndale Community School RCT 22 42 7 Michaelston Community College Cardiff 22 42 8 Willows High School Cardiff 20 32 9 Daniel James Community School Swansea 19 27 10 Dylan Thomas Community School Swansea 16 26 11 Glyn Derw High School Cardiff 16 31 FAMILY AVERAGE 23.33 41.96 School Family 7 % 5 A*-C GCSEs inc. English/Welsh and % Achieving 5 School Name Local Authority Maths GCSEs (A* to C) 1 Cwrt Sart Community Comp School Neath Port Talbot 39 49 2 Mountain Ash Comprehensive School RCT 36 68 3 Cefn Hengoed Community School Swansea 36 49 4 Duffryn High School Newport 35 65 5 Rhymney Comprehensive School Caerphilly 35 47 6 Rumney High School Cardiff 33 40 7 Hartridge High School Newport 32 48 8 Blaengwawr Comprehensive School RCT 29 45 9 Bettws High School Newport 28 72 10 Blessed Edward Jones R.C. School Denbighshire 18 38 11 Nantyglo Comprehensive School Blaenau Gwent 11 18 FAMILY AVERAGE 31.64 52.07 School Family 8 % 5 A*-C GCSEs inc. % Achieving 5 English/Welsh and GCSEs (A* to School Name Local Authority Maths C) 1 Maesteg Comprehensive School Bridgend 42 57 2 St Illtyds R.C. High School Cardiff 40 50 3 Aberdare Girls' Comp School RCT 38 51 4 Cathays High School Cardiff 35 47 5 Coedcae School Carmarthenshire 34 59 6 Tonyrefail Comprehensive School RCT 33 48 7 Afon Taf High School Merthyr Tydfil 31 41 8 Lliswerry High School Newport 30 46 9 Tredegar Comprehensive School Blaenau Gwent 30 44 10 John Summers High School Flintshire 30 37 11 Mary Immaculate R.C. High School Cardiff 24 50 FAMILY AVERAGE 33.78 48.77 School Family 9 % 5 A*-C GCSEs inc. % Achieving 5 English/Welsh and GCSEs (A* to School Name Local Authority Maths C) 1 Treorchy Comprehensive School RCT 59 84 2 Bishop Gore School Swansea 51 68 3 Tonypandy Community College RCT 38 64 4 Ebbw Vale Comprehensive School Blaenau Gwent 36 43 5 Bishop Hedley High School Merthyr Tydfil 34 53 6 Porth County Community School RCT 33 50 7 Aberdare Boys' School RCT 32 51 8 Abertillery Comprehensive School Blaenau Gwent 30 38 9 Ysgol Uwchradd Caergybi Anglesey 28 52 10 Llanedeyrn High School Cardiff 28 37 11 Cantonian High School Cardiff 26 60 FAMILY AVERAGE 37.68 56.20 School Family 10 % 5 A*-C GCSEs inc. % Achieving 5 English/Welsh and GCSEs (A* to School Name Local Authority Maths C) 1 St Joseph's Catholic school and Sixth Form centre Neath Port Talbot 61 68 2 Cynffig Comprehensive School Bridgend 54 58 3 Pontllanfraith Comprehensive School Caerphilly 47 51 4 Ynysawdre Comprehensive School Bridgend 41 63 5 Hawthorn High School RCT 38 47 6 Ysgol Glan-Y-Mor School Carmarthenshire 37 49 7 Heolddu Comprehensive School Caerphilly 36 56 8 Abersychan Comprehensive School Torfaen 35 49 9 Bedwas High School Caerphilly 34 49 10 Pentrehafod School Swansea 32 44 11 Rhyl High School Denbighshire 31 39 FAMILY AVERAGE 39.46 50.99 School Family 11 % 5 A*-C GCSEs inc. % Achieving 5 English/Welsh and GCSEs (A* to School Name Local Authority Maths C) 1 Glyncoed Comprehensive School Blaenau Gwent 53 79 2 Brynmawr School Blaenau Gwent 49 64 3 St Martin Comprehensive School Caerphilly 49 64 4 Bishop Vaughan R.C. School Swansea 46 70 5 Cyfarthfa High School Merthyr Tydfil 44 64 6 Ysgol Emrys Ap Iwan Conwy 44 55 7 Ysgol Rhosnesni Wrexham 44 52 8 St Cenydd Comprehensive School Caerphilly 41 61 9 Lewis School Pengam Caerphilly 40 54 10 Pembroke School - Ysgol Penfro Pembrokeshire 38 58 11 Ogmore Comprehensive School Bridgend 29 37 FAMILY AVERAGE 43.34 59.98 School Family 12 % 5 A*-C GCSEs inc. % Achieving 5 English/Welsh and GCSEs (A* to School Name Local Authority Maths C) 1 Bryngwyn Comprehensive School Carmarthenshire 61 72 2 Morriston Comprehensive School Swansea 58 67 3 Cefn Saeson Comprehensive School Neath Port Talbot 58 65 4 Glan Afan Comprehensive School Neath Port Talbot 53 77 5 Ysgol John Bright Conwy 50 63 6 Ysgol Bryn Alyn Wrexham 47 57 7 St Julian's Comprehensive School Newport 44 61 8 Lewis Girls' Comprehensive School Caerphilly 43 71 9 Bryn Hafren Comprehensive School Vale of Glamorgan 42 65 10 Birchgrove Comprehensive School Swansea 39 50 11 Ysgol Rhiwabon Wrexham 38 65 FAMILY AVERAGE 48.69 64.34 School Family 13 % 5 A*-C GCSEs inc. % Achieving 5 English/Welsh and GCSEs (A* to School Name Local Authorities Maths C) 1 St Joseph's R C High School Newport 58 71 2 St John Lloyd R C School Carmarthenshire 54 61 3 Oakdale Comprehensive School Caerphilly 53 72 4 Dyffryn School Neath Port Talbot 51 75 5 Holywell High School Flintshire 45 51 6 Cardinal Newman R.C. Comp RCT 43 54 7 Barry Comprehensive School Vale of Glamorgan 39 72 8 Blackwood Comprehensive School Caerphilly 39 56 9 Ysgol Clywedog Wrexham 39 50 10 West Monmouth Comp School Torfaen 34 63 11 Ysgol Y Gwendraeth Carmarthenshire 31 41 FAMILY AVERAGE 43.98 61.97 School Family 14 % 5 A*-C GCSEs inc. % Achieving 5 English/Welsh and GCSEs (A* to School Name Local Authorities Maths C) 1 St John Baptist C.I.W.