The Old Courthouse, built in 1842 to the design of Thomas Duff, is one of the few surviving large regional free standing Courthouses built in the middle century.
The building, constructed of random Blackstone with Armagh limestone quoins and dressings, is situated at the north entrance to Markethill and adjacent to Gosford Forest Park.

The building, last used as a courthouse in 1952, was purchased by Markethill District Enterprises Ltd in June 1997, after lying vacant for 25 years. The building was restored to its former glory for use by the community as a neutral venue.

The facilities on offer are:

• Licensed mde Courtrooms Restaurant and Coffee Lounge
• Future Kids Day Nursery
• Function Rooms
• Extensive basement area
• Information Communication Technology Suite
• Multimedia Suite