Possibly the swiftest route to your roots.
Irish genealogy website directory.
www.igp-web.com/Waterford/census/censusndx.htm
Description:
Microfilm copy of typewritten extracts in the Genealogical Office, Dublin. Genealogical Office no.: MS 684 [Description for FHL Catalog] #0100158. This page is the index. Just click on the words to go to the pages of census described in the table below.