A house in Sydney's northern beaches was destroyed by a fierce blaze on Friday morning.

A house in Sydney's northern beaches was destroyed by a fierce blaze on Friday morning.

A house in Sydney's northern beaches was destroyed by a fierce blaze on Friday morning.

A body has been found after a fire ripped through a home in Avalon on Sydney's Northern Beaches.

Rescue crews have continued the search for a 70-year-old woman after a fire destroyed an Avalon home.

A home on Sydney’s Northern Beaches has gone up in flames overnight, with fears for a resident still unaccounted for.

A home on Sydney’s Northern Beaches has gone up in flames overnight, with fears for a resident still unaccounted for.

A woman in her 70s remains unaccounted for this evening after a fire ripped through her property on Sydney’s northern beaches.

A woman in her 70s remains unaccounted for this evening after a fire ripped through her property on Sydney’s northern beaches.

A woman in her 70s remains unaccounted for this evening after a fire ripped through her property on Sydney’s northern beaches.