Gardaí in Tallaght are appealing for witnesses and information following a serious assault incident in Tallaght.

Gardaí were called to an incident at Killinarden Estate shortly after 11pm where a 34-year-old man was discovered with serious head injuries.

The man was found by a passer-by who raised the alarm.

The injured man was taken by Gardaí to Tallaght Hospital where his condition is currently understood to be critical.

The scene is currently preserved for examination and Gardaí are appealing for witnesses. An incident room has been established at Tallaght Station.

Anyone with information is asked to contact Tallaght Garda Station 01-6666000 or the Garda Confidential Line 1800 666 111.

Investigations are ongoing. More to follow.