Four fire engines have been sent to a fire at the old planning offices at South Hill.
A total of 18 firefighters are on the scene in St Helier this afternoon (3 January).
An Incident Command Vehicle and Fire Duty Manager have also been dispatched.
The fire is said to be on the first floor of the former offices.
Footage posted online shows smoke coming from the building.
People are being asked to avoid South Hill, as the road is closed at both ends.
Body found by fishing boat in Jersey waters
Jersey Police are working to formally identify a man found at sea.
Christmas tree collection raises £45,000 for Jersey Hospice Care
Jersey Hospice Care's annual Christmas Tree Collection has raised more than £45,000 for the local charity.
Work starts on new Parade Gardens playgrounds
Work begins today (20 January) on creating two children's playgrounds ay Parade Gardens.
