Turn Island Marine State Park is a boat-in only state park located in the San Juan Islands. This unique marine environment features diverse terrain, including rocky shorelines, open meadows, and mixed forests, making it a distinctive destination for outdoor activities. The park's geography provides opportunities for several sports like hiking, road cycling, and touring cycling, with its tranquil setting preserved by its water-only access. Its natural features include varied landscapes and rich wildlife, relevant for those seeking active exploration.
25
Routes
4.3
(17)
Average rating
457
People visited

16
hikers
7.18km
01:59
110m
140m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

13
hikers
5.37km
01:32
120m
120m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

5.0
(1)
12
hikers
5.18km
01:24
70m
70m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

10
hikers
1.25km
00:20
10m
10m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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108
riders
75.4km
03:57
970m
970m
Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride.

31
riders
31.6km
01:32
340m
340m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

19
riders
27.6km
01:17
310m
310m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

5.0
(1)
14
riders
44.8km
02:16
430m
430m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.
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4.7
(6)
101
riders
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

2.0
(1)
30
riders
46.8km
02:57
440m
440m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

15
riders
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

12
riders
9.75km
00:37
100m
110m
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
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Turn Island Marine State Park is a boat-in only park. It is primarily accessible by watercraft such as kayaks or private boats. Mooring buoys are available for boaters.
The park features an approximately 0.9-mile (1.4-kilometer) perimeter loop trail. This trail winds through diverse habitats including rocky shorelines, open meadows, and mixed forests. It provides opportunities for wildlife viewing.
The main trail is a short perimeter loop, approximately 0.9 miles (1.4 kilometers) long. It is generally considered easy, suitable for various skill levels. Komoot offers guides for easy hikes and family-friendly hikes.
Turn Island Marine State Park itself does not have roads for cycling, as it is a boat-in only island. However, the surrounding San Juan Islands offer extensive cycling opportunities. Visitors can bring bicycles to nearby San Juan Island for scenic routes.
The San Juan Islands, accessible from Turn Island, are known for road and touring cycling. Routes on San Juan Island feature varying terrain, including gently rolling sections. Komoot provides guides such as Road Cycling Routes and Cycling in Turn Island Marine State Park.
Turn Island is popular for kayaking and boating, featuring pebble beaches and shoreside campsites. It is part of the Cascadia Marine Trail. Mooring buoys are available for boaters.
As part of the San Juan Islands National Wildlife Refuge, the park is rich in wildlife. Visitors may observe various bird species, including bald eagles, great blue herons, and black oystercatchers. Bioluminescent algae can be seen in the waters during certain times.
The park features diverse landscapes including forest, island, mountain views, rocky beaches, and saltwater access. Its geological history includes hard bedrock shorelines and notable chert formations, distinct from other areas of Puget Sound.
Turn Island Marine State Park offers shoreside campsites. These sites are popular among paddlers and boaters seeking an overnight retreat. The park's boat-in only access contributes to a tranquil camping experience.
Turn Island Marine State Park has received an average rating of 4.76 out of 5 stars from more than 2,000 visitors on komoot. This indicates a high level of satisfaction among users who have explored the area.
Komoot offers several guides for the area, including Hiking in Turn Island Marine State Park, Road Cycling Routes, and Family-friendly hikes. Other guides cover easy hikes and traffic-free bike rides.
The official website for Turn Island Marine State Park is parks.wa.gov. For direct inquiries, the park can be reached by phone at (360) 378-2044.

