SR 304 is a state route located in the U.S. state of Washington. It primarily serves as a connector between the city of Bremerton and Silverdale, facilitating travel across the Kitsap Peninsula. The route is approximately 10 miles long and is an important roadway for both local commuters and visitors. The highway features a mix of urban and rural landscapes, with various amenities and services along the way. SR 304 also provides access to key locations, including the Naval Base Kitsap and several parks, making it a vital transportation link in the region.