National Route 409 is a significant roadway in Australia, primarily located in the state of New South Wales. It serves as a connector between various towns and regions, facilitating transportation and commerce. The route is part of the broader national highway network, which plays a crucial role in the country's infrastructure. The highway spans approximately 50 kilometers, linking key areas such as Wollongong and Sydney. It is designed to accommodate both local and long-distance traffic, making it an essential route for commuters and freight transport. National Route 409 enhances accessibility and supports economic activities in the regions it traverses.