An investigation is underway into the deaths of a woman and a child, and hospitalisation of three people following a house fire in Sydney's south west overnight.
About 12.40am today (Wednesday 19 February 2025), emergency services were called to St Johns Road, Heckenberg, following reports of a house fire.
Fire and Rescue NSW crews attended and extinguished the blaze, which had extensively damaged the house.
Upon entering the house, police and fire crews located a 46-year-old woman and a six-year-old girl deceased inside.
They are yet to be formally identified.
Eight other people, who were inside the house at the time, escaped the blaze.
A two-year-old girl was taken to The Children's Hospital at Westmead where she remains in a critical condition.
A 50-year-old man was taken to Concord Hospital in a critical condition, while a 14-year-old girl was taken to Liverpool Hospital.
A boy, aged two, a seven-year-old girl, a man aged 36 and two women aged 37 and 51, were checked at the scene by NSW Ambulance paramedics.
Officers attached to Liverpool City Police Area Command established a crime scene and commenced an investigation into the circumstances surrounding the fire.
A report will be prepared for the coroner.