Loughor is a town in Swansea, Wales. Historically in Glamorgan, it lies on the estuary of the River Loughor. The town has a community council under the name Llwchwr. The town is bordered by the communities of Bynea in Carmarthenshire, Grovesend, Gowerton, and Gorseinon. Loughor is part of the built-up area of Gorseinon.