Flagstaff Gully is a suburb of the City of Clarence in Tasmania, Australia.

There is a substantial Dolerite[2] quarry at Flagstaff Gully producing Blue Metal gravel for road surfaces.

The Clarence Mountain Bike Park[3] includes dirt jumps, mountain cross, dual slalom, downhill and a cross country track and is located on the Flagstaff Gully Road.

There are a few walking trails located in Flagstaff Gully (Geilston Gully Circuit,[4] Pilchers Hill Loop[5]) The Sporting Shooters Association of Australia Tasmania Inc have the Oakdale Pistol Club Inc[6] located on the Flagstaff Gully Road.

The Hobart Miniature Steam Locomotive Society has a 365 Metre track on Flagstaff Gully Road.