Willunga is a town south of Adelaide, South Australia in the City of Onkaparinga local government area. It is 5 km away from the wine growing region of McLaren Vale and is approx. 47 km from the Adelaide CBD. Willunga is connected to the town of McLaren Vale by a cycle path running along a former railway line. Willunga is home to many festivals, including the start and finish of the 4th leg of the Tour Down Under and well as the historic Almond Blossom.
The main township of Willunga is located on Main & Aldinga Road. Willunga has a variety of local business including a takeaway, a gourmet deli, a petrol station, an art gallery, three pubs (Alma, Willunga Hotel (known to locals as the the middle pub) and the Old Bush Inn(known as the top pub)), a hardware store and auto repair shop. Most of the large events are held on the football oval and hall located near the town square. When large events are in town, most of the roads are closed off and entry to the town is restricted. A park known as the Rose Garden is located about 5 minutes walk from the town square, and provides barbecue facilities, a playground, a large pond, permanent chairs and table as well as a large rose garden planted and maintained by the local government.