Silver Creek is an unincorporated community in Lewis County, Washington, United States. Silver Creek is located along U.S. Route 12 near its junction with Washington State Route 122, 5 miles (8.0 km) west of Mossyrock. Silver Creek has a post office with ZIP code 98585.
A post office called Silver Creek has been in operation since 1875. The community takes its name from nearby Silver Creek.