Lilliwaup is a small unincorporated community on the west shore of Hood Canal in Mason County, Washington, where Lilliwaup Creek empties into the water at the foot of the Olympic Mountains. Its name derives from the Salish language, meaning roughly "place of the roaring waters," a reference to the creek and shoreline that define the setting. The community was first settled by pioneers in the mid-1850s, and the townsite was formally platted in 1890, when the Olympic Exploring Expedition used the area as a launching point for its journey into the mountains. Historically, the region was inhabited by the Skokomish and Squaxin Island peoples. Today Lilliwaup is a quiet, lightly populated place whose identity is inseparable from Hood Canal, the only saltwater fjord in the lower 48 states. The fjord's cold, nutrient-rich waters produce prized oysters and clams, and shellfish harvesting remains central to the local economy and culture. Lilliwaup Oysters operates on the shore, and the renowned Hama Hama Oyster Saloon lies nearby, drawing visitors to the canal's rural southern reach. A nearby fish hatchery keeps local waters stocked with salmon, while oysters and clams are gathered from nearly every low-tide flat, reinforcing the community's long-standing tie to the sea. U.S. Highway 101 threads through the community, linking it to Hoodsport and Shelton to the south and the broader Olympic Peninsula to the north and west. The surrounding landscape—steep forested slopes descending to a sheltered, fjord-like inlet—makes Lilliwaup a destination for kayaking, shellfish gathering, and wildlife watching rather than a conventional town. The Olympic National Forest and Olympic National Park rise immediately to the west, placing some of the Pacific Northwest's most dramatic mountain scenery within reach. Lilliwaup suits those seeking a remote, water-oriented lifestyle amid the natural scenery of the southern Olympic Peninsula. It is a place defined less by civic institutions than by the canal itself, the tides, and a deep-rooted shellfish heritage.