One person is unaccounted for after a fire tore through a home in Sydney’s northern beaches on Friday morning, with close to two dozen firefighters on scene to combat a complex blaze.

Fire services were called to the home on Hilltop Road, Avalon at 1am on Friday following reports of a house fire, with flames venting through the roof as emergency services arrived at the scene.

Aerial footage shows the roof and floor of the home collapsed. Credit: Nine News

Six fire trucks and 22 firefighters were battling the blaze on Friday morning, which has destroyed parts of the house and made it impossible for firefighters to enter the property.

One person believed to be a resident at the home is unaccounted for, though firefighters are unsure if that person was at the property at the time of t

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