No place names matched your search. This place may have been named differently in the 1800s. Check the placenames in the list of baronies, unions and parishes in the county.
Note that your search was for Demesne of Down in that county, barony, etc. You may prefer to search again without choosing a county, barony, etc.
You searched for
Place name: Demesne of Down
County: Contae an Dúin
Barony: Leath Cathail
Union:
Parish: An Dún