The Illawarra Line is a commuter rail service in New South Wales, Australia, operated by Sydney Trains. It runs from Bondi Junction in the north to Kiama in the south, covering a distance of approximately 90 kilometers. The line serves several key suburbs and towns, providing essential transport for residents and visitors. The Illawarra Line features multiple stations, including Wollongong and Sutherland, and connects with other transport services, enhancing accessibility. It is known for its scenic views along the coastline, making it a popular choice for both daily commuters and tourists exploring the region.