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 27%), followed by Carmarthenshire (23%), Ceredigion (22%) and the Isle of Anglesey (19%). Among respondents between 16 and 74 years of age, those claiming Welsh ethnicity were predominantly in professional and managerial occupations. In advance of the 2011 UK Census, the Office for National Statistics (ONS) launched a census consultation exercise. They received replies from 28 different Welsh organisations and a large proportion of these referred to Welsh ethnicity, language or identity. For the first time ever in British census history the 2011 Census gave the opportunity for people to describe their identity as Welsh or English. A 'dress rehearsal'