Clark Island Marine State Park is a 55-acre state park located in the San Juan Islands of Washington State, accessible only by boat. The park features diverse shorelines, including sandy beaches on its western side and smooth pea gravel on the east, along with a forested interior. This unique island environment, with its 11,292 feet (3,442 meters) of saltwater shoreline on the Strait of Georgia, provides a setting for several sports like hiking, jogging, mountain biking, touring cycling, and more.…
38
Routes
5
(12)
Average rating
504
People visited

5
hikers
19.3km
06:32
1,090m
650m
Hard hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels.

3
hikers
11.1km
03:30
390m
460m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

1
hikers
2.25km
00:58
310m
0m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

1.82km
00:30
10m
80m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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23
runners
5.91km
00:40
50m
50m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

13
runners
8.11km
01:01
140m
140m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

9
runners
15.8km
01:58
280m
280m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

6
runners
9.99km
01:18
280m
280m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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18
riders
21.4km
02:42
680m
680m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

20
riders
25.2km
02:30
710m
700m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

5
riders
17.7km
01:47
620m
620m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

4
riders
14.8km
01:33
500m
490m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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29
riders
16.6km
01:15
600m
600m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

15
riders
44.3km
03:03
1,140m
1,140m
Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride.

7
riders
23.6km
01:13
310m
310m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

5.0
(2)
4
riders
11.3km
00:30
110m
110m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
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5.0
(1)
22
riders
15.3km
01:21
550m
550m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

11
riders
26.3km
02:41
760m
760m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(2)
8
riders
11.1km
00:41
100m
100m
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

3
riders
14.7km
01:42
450m
450m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Clark Island Marine State Park offers opportunities for Hiking, Jogging, Mountain biking, Touring cycling, and Road cycling. The park's diverse shorelines and forested interior provide varied terrain for exploration. It is a popular site for kayakers and paddleboarders.
Clark Island Marine State Park is a marine park accessible only by boat. It serves as an important camping and rest stop for those navigating the northern San Juan Islands. The park offers an exclusive and peaceful retreat from the mainland.
The island features a forested interior with short, informal paths for hiking and exploration. These paths allow for island exploration and offer views in every direction. More details on available routes can be found in the Hiking in Clark Island Marine State Park guide.
The park offers informal paths suitable for exploration by various skill levels. Specific easy routes are detailed in the Easy hikes in Clark Island Marine State Park guide. Family-oriented options are available in Family-friendly hikes in Clark Island Marine State Park.
The sandy beaches on the west side and smooth pea gravel beaches on the east side of the island provide picturesque routes for jogging. These shorelines offer a unique environment for beach exploration and runs. Specific routes are available in the Running Trails in Clark Island Marine State Park guide.
While the island itself is small, the broader region offers opportunities for Mountain biking, Touring cycling, and Road cycling on nearby islands. These can be combined with a visit to Clark Island. Guides such as Cycling in Clark Island Marine State Park provide more information.
Clark Island features diverse shorelines, including long stretches of sandy beaches on its western side and smooth pea gravel on the east. The island's bedrock was formed from ancient sea-floor sediments approximately 75-80 million years ago. Extensive conglomerate outcrops, sometimes called 'pudding stone,' are exposed along the shorelines.
Visitors can enjoy panoramic views in every direction from Clark Island. The park offers opportunities to observe spectacular sunrises and sunsets over the Strait of Georgia. The island's location in the San Juan Islands provides scenic vistas of the archipelago.
Clark Island Marine State Park has a high average rating of 5.0 stars from 57 ratings on komoot. The park has attracted more than 1,700 visitors. This indicates a strong positive reception from the komoot community.
Komoot offers several guides for the park, including Hiking in Clark Island Marine State Park, Running Trails in Clark Island Marine State Park, and MTB Trails in Clark Island Marine State Park. Guides for various cycling types are also available, such as Cycling in Clark Island Marine State Park.
The official website for Clark Island Marine State Park is parks.wa.gov/313/Clark-Island. For inquiries, the park's phone number is +1-360-376-2073.

