Ceredigion sources of income. Ceredigion's population at the 2011 UK census was 75,900. Its largest town, Aberystwyth, is one of its two administrative centres, the other being Aberaeron. Aberystwyth houses Aberystwyth University, Bronglais Hospital and the National Library of Wales. Lampeter is home to part of the University of Wales Trinity Saint David. Ceredigion has been inhabited since prehistoric times. A total of 170 hill forts and enclosures have been identified across the county and there are many standing stones dating back to the Bronze Age. Around the time of the Roman invasion of Britain, the area was between the realms
Radio Ceredigion following further requests. As of March 2016, Radio Ceredigion airs a two-hour Welsh language music show on Monday - Thursday evenings, simulcast with Radio Carmarthenshire. In September 2016, Nation Broadcasting announced plans to relocate Radio Ceredigion and its two sister services from the Narberth studios to the group's headquarters near the St Hilary transmitter on the outskirts of Cowbridge. The station switched broadcasting to the St Hilary studios at 10am on Tuesday 22 November 2016, although the Narberth site is retained as a studio for specialist programming and a sales office. Radio Ceredigion has a TSA of 74,000 people, and