Main Page | See live article | Alphabetical index Merthyr Tydfil is a town and unitary authoriy in the county of Glamorgan south Wales, with a population of about 55,000. It was a small village until the industrial revolution. It was close by iron ore, coal, limestone and water, making it an ideal site for ironworks. This led to it becoming the largest town in Wales in 1851, with a population of 46,000. It has been in decline since the 1920s. Its football club, Merthyr Tydfil F.C or 'The Martyrs' play in the Southern Football League. This article is a stub. You can help Wikipedia by fixing it. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.