Police are guarding the scene of a suspicious fire that caused extensive damage to a Caloundra sporting club overnight.
Around 11.50pm, police were advised a sporting clubhouse on North Street was engulfed by fire.
The fire was extinguished a short time later, however, significant damage had already been caused throughout the building.
Forensic officers and detectives will attend the scene this morning in daylight hours.
Anyone with information which could assist police with their investigations should contact Crime Stoppers anonymously via 1800 333 000 or crimestoppers.com.au 24hrs a day.
Crime Stoppers is a charitable community volunteer organisation working in partnership with the Queensland Police Service.