Monmouth is the historical county town of Monmouthshire in Wales as well as also a neighborhood. Located where the River Monnow signs up with the River Wye, simply 2 miles (3.2 kilometres) of the border with England. The town is 30 miles (48 km) northeast of Cardiff, and 113 miles (182 km) west of London. It is within the Monmouthshire neighborhood authority, as well as the parliamentary constituency of Monmouth. Monmouth's population in the 2011 census was 10,508, climbing from 8,877 in 2001. The community was the site of a little Roman ft, Blestium, and ended up being established after the Normans built a castle right here after 1067. Its medieval stone gated bridge is the just one of its type staying in Britain. The castle later on entered the possession of the House of Lancaster, as well as was the birthplace of King Henry V in 1387. In 1536, it became the county town of Monmouthshire. A market town as well as a focus of instructional and also cultural tasks for the bordering backwoods, Monmouth has actually become a tourist centre at the heart of the Wye Valley.