Bangor-on-Dee is a village and community in Wrexham County Borough, Wales, on the banks of the River Dee. Until 1974 it was in the exclave of Flintshire known as the Maelor Saesneg, and from 1974 to 1996 in the county of Clwyd.

Wrexham County Borough is a county borough, with city status, in the north-east of Wales. It borders the English ceremonial counties of Cheshire and Shropshire to the east and south-east respectively, Powys to the south-west, Denbighshire to the west and Flintshire to the north-west. The city of Wrexham is the administrative centre. The county borough is part of the preserved county of Clwyd.