Gardaí are investigating the death of a man in his 30s, who was found with head injuries at a house in Co Kildare last night.
Paramedics found the man with head injuries at Willowbrook Park in Celbridge last night and Gardaí were called to the scene at around 8.50pm.
The man was pronounced dead shortly before 10.30pm and his body remains there this morning.
A man in his 20s was arrested at the scene and taken to Leixlip Garda Station for questioning.
The scene has been sealed off ahead of the arrival of the Deputy State Pathologist Dr Michael Curtis and the Garda Technical Bureau this morning.
Gardaí are appealing to anyone who was in the Willowbrook Park area of Celbridge to contact them at Leixlip Garda Station on 01-666-7800.