Washington State Ferries

Washington State Ferries is a government agency that operates automobile and passenger ferry service in the U.S. state of Washington as part of the Washington State Department of Transportation. It runs ten routes serving 20 terminals located around Puget Sound and in the San Juan Islands, designated as part of the state highway system. The agency maintains a fleet of 21 vessels that are able to carry passengers and vehicles.

The ferry system carried a total of 18.66 million riders in 2023—9.69 million passengers and 8.97 million vehicles. WSF is the largest ferry system in the United States and the second-largest vehicular ferry system in the world behind BC Ferries. The state ferries carried an average of 43,200 per weekday in the fourth quarter of 2023.