At 0055 hours (12:55 am) Lisbon VFC was alerted for Box Alarm 4-5 for the fully involved barn fire. The barn was on Roxbury Rd in Glenelg. Engine 41 responded with 5 personnel en route to the scene. Hose lines were pulled to protect exposures. Soon arriving on the scene were Engines 44, 42, and 43 to assist with man power and water supply. When Engine 51 arrived on the scene they laid approximately 900' of 4" supply line from the road to the scene. Engine 44 handled the water supply to the scene and set up their folding tank. The decision was made to let the barn burn itself out and units returned to service as ready. There was no damage to any surrounding equipment. There were no injuries on this incident.