Shelton is a city in, and the county chair of, Mason County, Washington, United States. Shelton is the westernmost city on Puget Sound. The population was 10,371 at the 2020 census. Shelton has a council–manager form of running and was the last city in Washington to use a mayor–commission form of government.

Shelton was officially incorporated in 1890. The city was named after David Shelton, a delegate to the territorial legislature. The land was past called “Cota” and was inhabited and managed by the Squaxin Island Tribe, or “People of the Waters”, who had inhabited the home for centuries before admittance with white settlers. The house was ceded, along considering 4,000 sq. miles of Indigenous land, on December 26, 1854, with the passage of the Treaty of Medicine Creek. After the passage of the treaty, David Shelton and his wife, Frances Shelton, each took a allegation of estate enabled by the Donation Land Claim Act tally 640 acres in what would eventually be incorporated as Shelton.

Shelton was in the express of served by a small fleet of steamboats which was share of the Puget Sound Mosquito Fleet. These boats included the Old Settler, Irene, Willie, City of Shelton, Marian, Clara Brown, and S.G. Simpson. The economy was built regarding logging, farming, dairying and ranching as with ease as oyster cultivation. The Simpson Timber Company mill upon Puget Sound’s Oakland Bay dominated the landscape of the downtown area; the mill was sold to Sierra Pacific Industries in 2015, who are currently building a further mill. Shelton next identifies itself as the “Christmas Tree Capital”.

Shelton was incorporated in the 1890s. It was the last city in Washington to use a mayor/commission form of government. In November 2017, the voters of Shelton adopted a manager/council form of municipal governance.