It was reported that shortly after 10 pm a fire was started at the front door of the property.
Police and NIFRS attended and the fire was extinguished. Damage was caused to the front door of the flat as a result of the incident.
The 26 year old male occupant escaped from the property and was not injured during the incident.
A male was seen running away from the property following the incident.
Detectives are appealing for anyone who noticed any suspicious activity in the area or who has any information about this incident to contact detectives at Bangor on 101 quoting reference number 1538 23/05/18.
Alternatively, information can also be provided to the independent charity Crimestoppers on 0800 555 111 which is 100% anonymous and gives people the power to speak up and stop crime.