Mochdre is a village and an electoral ward to the west of Colwyn Bay in Conwy County Borough, Wales. Originally part of the municipal borough of Colwyn Bay prior to local government reorganisation in April 1974, it is now a separate community whose population at the 2001 census was 1,862 increasing to 1,923 at the 2011 census. The village can be seen in its entirety from Bryn Euryn.

Colwyn Bay is a town, community and seaside resort in Conwy County Borough on the north coast of Wales overlooking the Irish Sea. It lies within the historic county of Denbighshire. Eight neighbouring communities are incorporated within its postal district. Established as its own separate parish in 1844 with just a small grouping of homes and farms where the community of Old Colwyn stands today, Colwyn Bay has expanded to become the second-largest community and business centre in the north of Wales as well as the 14th largest in the whole of Wales with the urban statistical area, including Old Colwyn, Rhos-on-Sea, and Mochdre and Penrhyn Bay, having a population of 34,284 at the 2011 census.