Police are appealing for information following an incident in the Armstrong Drive area of Ballymoney yesterday, Monday, 5 March.
At approximately 7.35pm it was reported that a shot was fired through the window of a house in the area.
The bullet grazed the arm of the male (21) in the house. His injury is not believed to be life threatening.
Police are appealing to anyone who witnessed the incident or who has any information to contact CID Coleraine on 0845 600 8000. 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.