Ceredigion (UK Parliament constituency) towns which comprised the Boroughs varied slightly over this long period, but primarily consisted of Cardigan, Aberystwyth, Lampeter and Adpar, the latter now a suburb of Newcastle Emlyn across the Teifi, in Carmarthenshire. The county constituency (for the purposes of type of returning officer and electoral expenses) was enlarged in 1983 with the addition of part of Pembrokeshire, being renamed Ceredigion and Pembroke North. In 1997 it reverted to its former boundaries, being renamed Ceredigion. The Ceredigion Welsh Assembly constituency was created with the same boundaries in 1999. Since 2017 the seat has been held in Parliament by Ben Lake
Welsh people fluency in Welsh. In addition, 28% of the population of Wales claimed to understand Welsh. The census revealed that the increase was most significant in urban areas, such as Cardiff with an increase from 6.6% in 1991 to 10.9% in 2001, and Rhondda Cynon Taf with an increase from 9% in 1991 to 12.3% in 2001. However, the proportion of Welsh speakers declined in Gwynedd from 72.1% in 1991 to 68.7% in 2001, and in Ceredigion from 59.1% in 1991 to 51.8% in 2001. The greatest fluctuation was in Ceredigion, with a 19.5% influx of new residents since 1991. The