 The archdeaconry comprises the seven deaneries of Archlechwedd, Arfon, Llifon/Talybolion, Malltraeth, Ogwen, Tyndaethwy and Twrcelyn.In 2018, the Archdeaconry was separated in diocesan boundary changes, with half becoming the new Archdeaconry of Anglesey, thus recreating the pre-1844 structure.The current incumbent is Mary Stallard.