Chirk is a town and local community in the Wrexham County Borough, Wales. Historically in the traditional county of Denbighshire, it is now administered as part of the wider Wrexham County Borough. In the 2011 census, it had a population of 4,468.
It is located 10 miles south of Wrexham.
It is situated between Wrexham and Oswestry and has been part of the County Borough since local government reorganisation in 1996. The border with the English county of Shropshire is immediately south of the town, on the other side of the River Ceiriog.
The town is served by Chirk railway station and the A5/A483 roads.