Officials are investigating a fatal house fire in Huntsville.

The Huntsville OPP says it happened Saturday night. The fire department called the police around 9:35pm asking them to come to the South Lancelot Road address.

Four family members had escaped the blaze and were taken to the hospital. They were treated for non-life threatening injuries and released. However, a 46-year-old man was unable to escape. His body was found inside the home.

Both the OPP and the Ontario Fire Marshal’s Office are investigating. The OPP says the fire is not considered suspicious.