This is a list of the ecclesiastical parishes of the Roman Catholic Archdiocese of Dublin by deanery. The Archdiocese is situated on the east coast of Ireland; its geographic remit includes the city of Dublin and the entire territory of the adjacent counties of Fingal, South Dublin and Dún Laoghaire–Rathdown as well as parts of counties Wicklow and Kildare. There are 200 parishes in 16 deaneries.