Fire Fighters are currently tackling a blaze at a domestic property on Eagle Street in Accrington, Lancashire.
The blaze broke out shortly after 6 o'clock this morning.
Lancashire Fire and Rescue have said that all residents of the building are accounted for.
The fire involves a building with three floors and has spread to the roof of the property.
People are being advised to keep windows and doors shut as a precaution.
It is understood that the fire is now being scaled back, but that road closures could still be in place around Eagle Street.