Washington State Route 161 (SR 161) is a state highway located in the western part of Washington. It runs approximately 22 miles, connecting the cities of Puyallup and Auburn. The route primarily serves as a vital north-south corridor, facilitating local traffic and providing access to various neighborhoods and commercial areas. SR 161 is also known as Meridian Avenue in Puyallup and Auburn Way South in Auburn. The highway features several intersections and is designed to accommodate both vehicles and pedestrians, enhancing safety and accessibility for the community. It plays a significant role in the regional transportation network.