Cardigan (Welsh: Aberteifi, pronounced [abɛrˈtəivɪ]) is both a town and a community in the county of Ceredigion, Wales. Positioned on the tidal reach of the River Teifi at the point where Ceredigion meets Pembrokeshire, Cardigan was the county town of the historic county of Cardiganshire. Cardigan is the second-largest town in Ceredigion. The largest town, Aberystwyth, is one of the two administrative centres; the other is Aberaeron. The population in 2001 was 4,203, reducing slightly to 4,184 at the 2011 census.