The fire broke out at flats in North Promenade, next door to Monterey Beach Hotel, at 11.24pm last night (Monday, March 9).
Around 60 firefighters, ten engines and two aerial ladder platforms were called out to the blaze, which also saw residents evacuated.
Pictures from the scene reveal the extent of damage to the seafront flats.
Pictures from the scene reveal the extent of damage to the seafront flats.