Emergency services rescued five people from the house.
Five people, including a child, have been rescued from a house fire in Tallaght.
Emergency services received a call at 2.13am today in relation to a domestic fire in Deerpark Drive.
Dublin Fire Brigade staff from Tallaght, Nutgrove, and Dolphin's Barn along with several ambulances attended the scene where they found a well developed fire with a number of people trapped.
Firefighters with breathing apparatus rescued a number of people, including children.
They were treated at the scene before being transferred to St James' Hospital and Tallaght Hospital, where they are continuing to receive treatment.
A man in his 30s and a teenage boy are currently in a critical condition and a teenage girl is in a serious condition.
A woman in her 40s and young boy are receiving treatment for injuries which are not believed to be life-threatening.

Kfm Obituary Announcements
Man Due Before Court Following Seizure Of Firearms And Ammunition In Maynooth Yesterday
Parents And Guardians Urged To Complete Applications For School Transport, As Deadline Looms
Two Firearms, 39 Rounds of Ammunition And A Scrambler Seized In Maynooth
Criticism Arises Surrounding Use Of Maynooth Development Levies
Positive Update Issued By Council In Relation To Maynooth Fire Station's Future Use As A Community Centre
Almost 51,000 Young People In Kildare To Benefit From New Free Schoolbook Scheme