Blaengarw is the uppermost village in the river valley (Cwm Garw) of the River Garw, in the county borough of Bridgend, Wales.In the English language Blaengarw means the rugged 'front' or head of the valley. The population of Blaengarw according to the 2001 census was 1,895, reducing to 1,789 at the 2011 census.