Thirlmere today is home to Australia’s largest Rail Heritage collection: The NSW Rail Museum . Each year, the town celebrates the traditional start of the steam season, culminating in an annual festival.
Thirlmere Lakes National Park offer swimming and canoeing as well as a very scenic location. It is a popular destination for bushwalkers and nature enthusiasts. These are among the last undisturbed freshwater lakes in the Sydney region and have a unique marine life. You are asked to take care and consider the delicate ecology of the system. A cycleway links Thirlmere with Tahmoor.
The Thirlmere Lakesland & Surrounds Driving Tour Brochure highlights the town’s buildings, events and surrounding areas. The brochure is free and available from the Wollondilly Visitor Information Centre.
Population (as at Census 2011): 3,530
Height above sea level: 300 metres