Crumlin is a Southside suburb of Dublin, Ireland. Formerly a rural area, it became heavily built up from the early 20th century onwards. Crumlin is the site of Ireland's largest children's hospital, Our Lady's Children's Hospital.
The population of all electoral divisions labelled as Crumlin was 19,287 as of the 2022 census. Crumlin is in a townland and civil parish of the same name. From Wikipedia
