A house fire at Austin Hill, Dennery, has resulted in extensive damage to the wooden and concrete building.
An alarm was raised at about 6:05 this morning.
Upon arrival, firemen who responded reported that the blaze was confined to the upper floor of a two storey vacant residential building.
The responders from the Dennery Fire station were able to extinguish the blaze.
The owner of the building is reported to be abroad.