Emergency services have been called to the scene of an arson attack in North Cove.
The barn in Fairfield was destroyed by the blaze and was started at around 7 o'clock on Sunday evening. No one was injured in the incident.
A group of young people were heard in the area shortly before the fire was reported - and anyone with information, images or footage which could help the inquiry is asked to contact Suffolk Police.
First Light Festival Team to Run Lowestoft's Cultural Quarter
New Anti-Social Behaviour Rules in Lowestoft
More Sizewell A12 Weekend Closures
Lowestoft Bridge Crash Arrest
Lowestoft's Town of Culture Bid for 2028
Beccles Butcher Bob Knights Retires
Man Dies in Road Crash Near Bungay