Birchgrove, Swansea Birchgrove, Swansea Birchgrove () is a large village and community in the City and County of Swansea, Wales. It does not have a community council. The village is situated some 4.5 miles (7 km) north-east of Swansea city centre, between the flood plain of the River Tawe and Mynydd Drumau (Drummau Mountain). Birchgrove also borders Neath Port Talbot. The community of Birchgrove, which includes the village of Birchgrove itself, Lon-las, and parts of Glais, had a population in 2008 of 5,807. Long vistas of the Swansea, Neath and Blaengwynfi valleys are to be had from the top of Mynydd Drumau,
Swansea in 1969, which was inherited by the Swansea district when it was formed by the merger of the borough and Gower Rural District in 1974. In 1996, Swansea became one of 22 unitary authorities with the addition of part of the former Lliw Valley Borough. The new authority received the name 'City and County of Swansea' (). Swansea was once a staunch stronghold of the Labour Party which, until 2004, had overall control of the council for 24 years. The Liberal Democrats were the largest group in the administration that took control of Swansea Council in the 2004 local elections