How many counties are there in wales?

22 - and each has a separate unitary authority -

Anglesey, Blaenau Gwent, Bridgend, Cardiff, Caerphilly, Carmarthenshire, Ceredigion, Conwy, Denbighshire, Flintshire, Gwynedd, Merthyr Tudfil, Monmouthshire, Neath - Port Talbot, Newport, Pembrokeshire, Powys, Rhondda Cynon Taff, Swansea, Torfaen, Vale of Glamorgan, Wrexham

There are 8 counties;

Gwynedd, Powys, Clwyd, Dyfed, Gwent, Mid Glamorgan, South Glamorgan, West Glamorgan.
There are 22 Welsh counties which are:

Blaenau Gwent

Bridgend

Caerphilly

Cardiff

Carmarthenshire

Ceredigion

Conwy

Denbighshire

Flintshire

Gwynedd

Isle of Anglesey

Merthyr Tydfil

Monmouthshire

Neath Port Talbot

Newport

Pembrokeshire

Powys

Rhondda Cynon Taff

Swansea

Torfaen

Vale of Glamorgan Wrexham