Appletree Cove is a bay and estuary on the Kitsap Peninsula

Kitsap Peninsula

The Kitsap Peninsula is an arm of land that is part of the larger Olympic Peninsula in Washington state that lies west of Seattle across Puget Sound. Hood Canal separates Kitsap Peninsula from the rest of the Olympic Peninsula...

. The cove is fed by Carpenter Creek; its estuary

Estuary

An estuary is a partly enclosed coastal body of water with one or more rivers or streams flowing into it, and with a free connection to the open sea....

 is a tidal

Tide

Tides are the rise and fall of sea levels caused by the combined effects of the gravitational forces exerted by the moon and the sun and the rotation of the Earth....

 flood zone that fills and empties at high and low tide

Tide

Tides are the rise and fall of sea levels caused by the combined effects of the gravitational forces exerted by the moon and the sun and the rotation of the Earth....

s.

Appletree Cove was named by Charles Wilkes

Charles Wilkes

Charles Wilkes was an American naval officer and explorer. He led the United States Exploring Expedition, 1838-1842 and commanded the ship in the Trent Affair during the American Civil War...

 in 1841, who mistook flowering dogwoods for apple trees. Appletree Cove is the site of the Kingston ferry terminal for the Washington State Ferries

Washington State Ferries

Washington State Ferries is a passenger and automobile ferry service owned and operated by the Washington State Department of Transportation that serves communities on Puget Sound and in the San Juan Islands. It is the most used ferry system in the world and the largest passenger and automobile...

.

Appletree Cove is also the former name of the town of Kingston, Washington

Kingston, Washington

-External links:* *...

 which is to the north and west of the cove. To the south is an area known by the locals as "Jefferson Beach".