Caerwys is a town in Flintshire, Wales. It is situated just under two miles from the A55 North Wales Expressway and one mile from the A541Mold-Denbigh road. At the 2001 Census, the population of Caerwys community was 10,315, with a total ward population of 20,496. Following reorganisation the community population fell dramatically at the 2011 Census to 1,283 with the ward falling to 2,569.