For ceremonial and electoral boundary purposes it was transferred from the preserved county of Gwynedd to that of Clwyd in 2003.
It contains the major settlements of Llandudno, Llandudno Junction, Llanrwst, Betws-y-Coed, Conwy, Colwyn Bay, Abergele, Penmaenmawr and Llanfairfechan, and has a total population of 115,000, the vast majority of which lives along the coast.
The school is the predominant Welsh language school in the area, and it serves pupils from a wide area including Abergele, Colwyn Bay, Betws yn Rhos, Conwy, Llandudno, Llanfairfechan, Llansannan, Penmaenmawr and Eglwysbach.