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Running Trails
United States
Washington
San Juan County

Clark Island Marine State Park

The best running trails in Clark Island Marine State Park

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11

runs

Jogging in Clark Island Marine State Park offers a unique experience on a 55-acre island accessible only by boat. The park features diverse shorelines, including sandy beaches on the west side and smooth pea gravel beaches on the east, providing varied terrain for runners. Its forested interior contains short, informal paths ideal for jogging amidst natural woodland scenery. Panoramic views of the archipelago and opportunities for wildlife viewing enhance the running experience.

Best jogging routes in Clark Island Marine State…

Last updated: July 11, 2026

22

runners

#1.

Mountain Lake Running Loop – Moran State Park

5.91km

00:40

50m

50m

Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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Moderate

Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Moderate
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Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Moderate

Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Moderate

Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Moderate
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Popular around Clark Island Marine State Park

Hiking in Clark Island Marine State Park

MTB Trails in Clark Island Marine State Park

Cycling in Clark Island Marine State Park

Road Cycling Routes in Clark Island Marine State Park

Tips from the Community

AverieOutside
January 25, 2024, Twin Lakes

Twin Lakes is a pair of scenic lakes that each have a trail encircling them. The lake to the west is larger than the lake to the east.

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Legoe Bay, named after logger William Legoe who resided on the island in the late 1800s, has long been a favored salmon fishing spot. The views of the water and the mountains in the background are truly stunning.

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Mountain Lake OSU is in a fantastic location and is not very busy. The circular route is very beautiful and pleasant to walk through the forest, even in warm summers. Of course, losing weight is also possible. Best at the height of. Parking spot.

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MarkusRH
August 31, 2023, Twin Lakes

The left of the Twin Lakes can be walked around and is ideal for swimming.

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MarkusRH
August 31, 2023, East Twin Lake

The smaller of the Twin Lakes is very idyllic and can be walked around.

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MarkusRH
July 30, 2023, Cascade Lake

Great access to the water with a café, toilet, canoe rental, ... Great for families.

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The loop around the lake offers many small spots to enjoy the lake.

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MarkusRH
July 30, 2023, Cascade Lake

Great trail around the lake with many opportunities to expand.

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Frequently Asked Questions

What kind of terrain can I expect on the running routes in Clark Island Marine State Park?

Clark Island Marine State Park offers a diverse range of terrain for runners. You'll find sandy beaches on the west side and smooth pea gravel beaches on the east, providing unique coastal running experiences. The island's interior features short, informal paths through a forested landscape, ideal for a refreshing jog amidst natural woodland scenery.

Are there any easy or beginner-friendly jogging routes in Clark Island Marine State Park?

Yes, the park's forested interior contains short, informal paths that are suitable for easy jogs and beginners. While the guide highlights routes like Mountain Lake Running Loop – Moran State Park as moderate, the island itself offers gentler options for those looking for a less strenuous run.

Can I bring my dog on the running trails in Clark Island Marine State Park?

Clark Island Marine State Park is generally dog-friendly, but it's always best to check the specific park regulations regarding pets, especially concerning leash laws and waste disposal. Ensuring your dog is well-behaved and on a leash will help preserve the park's tranquil environment and protect its wildlife.

What are the best times of year to go jogging in Clark Island Marine State Park?

The remote and peaceful setting of Clark Island Marine State Park makes it enjoyable for jogging throughout much of the year. Spring and fall offer pleasant temperatures and vibrant scenery. Summer provides warmer weather for coastal runs, while winter can offer a serene, solitary experience, though you should be prepared for cooler, potentially wetter conditions.

Are there any loop jogging routes available in the area?

Yes, the guide features several loop routes that are popular with runners. For example, the Mountain Lake Running Loop – Moran State Park is a moderate 3.7-mile loop. Another option is the more challenging Twin Lakes loop from Moran State Park, which covers 6.5 miles.

What kind of views and natural features can I see while running in Clark Island Marine State Park?

Jogging in Clark Island Marine State Park offers many amazing views in every direction. You can enjoy panoramic vistas of the archipelago, mountain views, and the unique contrast of sandy and pea gravel beaches. The forested interior provides a natural woodland setting, and you might even spot marine wildlife like bald eagles, harbor seals, and sea otters.

How many jogging routes are available in Clark Island Marine State Park?

Our guide features 10 jogging routes in and around Clark Island Marine State Park, offering a variety of distances and difficulty levels. These include 1 easy route, 5 moderate routes, and 4 difficult routes, catering to different running preferences.

Is Clark Island Marine State Park accessible by public transport, or is parking available?

Clark Island Marine State Park is unique as it is accessible only by boat, meaning there is no direct public transport or parking on the island itself. Visitors typically arrange private boat transport or use a ferry service to nearby islands and then a private boat to reach Clark Island. For more details on park access, you can visit the official Washington State Parks website: parks.wa.gov.

What do other runners enjoy most about the trails in Clark Island Marine State Park?

The area is highly rated by the komoot community, with an average score of 5.0 stars. Runners often praise the park's remote and peaceful atmosphere, the unique experience of running along diverse shorelines, and the beautiful panoramic views of the surrounding archipelago.

Are there any challenging running routes for experienced joggers?

Yes, for experienced runners seeking a challenge, routes like the Twin Lakes loop from Moran State Park are available. This difficult 6.5-mile path features a significant elevation gain of 1,571 feet, offering a demanding run through varied landscapes.

Are there any family-friendly running options in Clark Island Marine State Park?

The short, informal paths within Clark Island's forested interior and along its less rugged beaches can be suitable for family jogs, especially for those with younger children or who prefer a leisurely pace. The unique island setting and opportunities for wildlife spotting add to the family-friendly appeal.

Can I find routes that combine forest and coastal running?

Absolutely. Clark Island Marine State Park is ideal for combining both. You can start with a run along the sandy or pea gravel beaches, enjoying the saltwater air and views, then transition to the informal paths winding through the island's forested interior for a shaded woodland experience.

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Hiking in Clark Island Marine State Park

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