Mystery Bay State Park Boat Ramp

Mystery Bay State Park Boat Ramp is a public access point in Jefferson County, Washington, providing access to Kilisut Harbor. It sits within the Marrowstone Island-Frontal Port Townsend watershed.

Sourced from State of Washington . Last checked against the source on July 7, 2026.

Boat ramps on Kilisut Harbor

Mystery Bay State Park Boat Ramp is the only public boat ramp we have on record for Kilisut Harbor. Smaller creeks and coves sometimes have unofficial or private access points we haven't verified yet — if you know of one nearby, help us add it.

Other boat ramps in Jefferson County

Jefferson County tracks 19 public boat ramps in total, spread across several different rivers, creeks and lakes — not just Kilisut Harbor. Each one below shows which waterbody it's on, so you can tell at a glance whether it actually connects to the same water as Mystery Bay State Park Boat Ramp or leads somewhere completely different.

• Mystery Bay State Park Kilisut Harbor less than 0.1 mi away
• Lower Oak Bay Park Oak Bay 2.9 mi away
• Lower Port Hadlock Port Townsend 3.2 mi away
• Point Hudson Jetty Strait of Juan de Fuca 4.7 mi away
• Port Townsend Boat Haven Admiralty Inlet 5 mi away
• Fort Worden State Park Port Townsend 6.2 mi away