Thank you for your message.
Do you have any information on any family members that did not emigrate and remained in Ireland? Have you tried using Griffith?s Valuation to see if there were still family members in the area between 1848 and 1864? (Griffith?s Valuation was a property valuation survey) You can search it here:
The next sources are the 1901/1911 census records which you can now search online:
Unfortunately, this is as late as public records go. It may be an idea to contact the Derry Genealogy Centre for more assistance. However, a fee may apply. Here are their contact details:
Phone: +44 28 71377331 Email: email@example.com
I hope that this is helpful. Please be patient - as our programme has only begun to rollout across the island of Ireland and volunteers in some areas may not yet be organized.
We have recently added a new link to the top of our page for people that are visiting in 2013. It takes you to a short web form. We would really appreciate it if you could take a couple of minutes to complete it. Thank you!