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is a census-designated place (CDP) in King County, Washington, United States. The population was 816 at the 2000 census. It is in the Pacific Standard Time Zone. The elevation is .
Based on per capita income, one of the more reliable measures of affluence, Ravensdale ranks 50th of 522 areas in the state of Washington to be ranked.
In 1907, Ravensdale, Washington was a coal mining town with a population of about 1,000 residents, most of whom worked for the mining company. In 1915 the mine was closed permanently due to an explosion which both destroyed the mine and killed 31 workers.
Ravensdale was officially incorporated on August 15, 1913. The community was named for the ravens that fed on grain spilled from railroad boxcars.