[citation needed] Prior to 2022 The Cardiff electoral ward covering the village was Creigiau & St Fagans.

A further large housing estate was built during the 1980s to further accommodate the growing number of commuters wanting to live in the village.

Castell-y-mynach is a late medieval manor house, reputedly built in the fifteenth century.

Creigiau produced domestic tableware in either a pale grey glaze, or their best-known copper lustreware.

Local amenities include a bilingual primary school, which teaches through the medium of both Welsh and English, a golf club, a convenience store with a post office, a recreation ground managed by village residents (home of local archery, cricket, football, petanque and tennis clubs), a GP surgery, and local pub called 'The Creigiau Inn'.