Firefighters were called to a blaze on the third floor of a block of flats.
A crew from Littlehampton station was sent to South Terrace in the town shortly before 11pm on Tuesday night (March 25).
Eight firefighters equipped with breathing masks entered the property with hose reels to put out the blaze.
Other crew members used an aerial ladder platform to inspect the property from the outside.
Nobody was injured.
A fire service investigation is looking into how the blaze started.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here