Harstine Island, Public island in Mason County, United States
Harstine Island is a wooded island in Mason County, Washington, situated in the southern Puget Sound region north of Olympia. The landscape features forested hills, waterfront areas, and natural terrain that creates varied topography across the island.
The Wilkes Expedition explored the region in 1838 and named the island after Lieutenant Henry J Hartstene of the United States Navy. This exploration helped map the waters and geography of the southern Puget Sound area.
The island's name reflects a piece of local identity, having been officially standardized after years of spelling variations in community records. Residents view their home as a distinct waterfront community shaped by its position in southern Puget Sound.
A bridge built in 1969 connects the island to mainland Washington, replacing the former ferry service. Visitors can access the island freely by vehicle or on foot at any time throughout the day.
Jarrell Cove State Park on the island provides saltwater shoreline access with boat moorage and camping facilities along the water. The park draws visitors seeking coastal recreation and waterfront activities.
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