Furniture in a disused building may have been deliberately set alight, according to Worthing firefighters.
They were called to the former Rose Wilmot Centre in Littlehampton Road last night.
It is thought the blaze was started by children or homeless people.
The property was damaged by smoke.
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 The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.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 hereComments are closed on this article