Galena is a ghost town in Snohomish County, Washington. Galena is located in the Cascade Mountains, northeast of the town of Index. North of Galena lies Mineral City. Galena lies on a speculated route between the territory of the bəsx̌əx̌əx̌əlč band of the Skykomish people, based in modern-day Index, and the Sauk to the north.