The blaze broke out on the Moat Road area of Ballykeel, Ballymena on Friday night.
The PSNI officers received a report shortly after 11.30 pm that a house was on fire.
Fire and Rescue crews along with the police attended the scene.
The fire is being treated as suspicious.
No one was injured during this incident.
Police would ask anyone who may have any information to contact them at Ballymena on the new non-emergency number 101.
Or, if someone would prefer to provide information without giving their details, they can contact the independent charity Crimestoppers and speak to them anonymously on 0800 555 111.