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United States
Washington
San Juan County

Sucia Island Marine State Park

The best walks and hikes in Sucia Island Marine State Park

57

hikers

4

hikes

Hiking in Sucia Island Marine State Park features a landscape shaped by its geological origins as an uplifted seafloor, resulting in distinctive sandstone formations, coves, and beaches. The park's trails traverse dense forests of Douglas fir and western red cedar, open meadows, and rocky shorelines. Coastal paths offer views of the rugged coastline and access to various bays. The terrain includes smooth sandstone curves, arches, and unique mushroom rocks, providing diverse natural features for exploration.

Best hiking trails in Sucia…

Last updated: July 8, 2026

#1.

Sucia Island Loop

6.56km

01:47

90m

90m

The Sucia Island Loop offers a captivating hiking experience through a landscape rich with unique geology and abundant wildlife. As you traverse the diverse terrain, you'll discover impressive sandstone formations,…

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Easy

6

hikers

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

Moderate
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Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

Easy

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

Easy

1.52km

00:26

10m

70m

The Little Summit Trail offers a delightful, easy stroll through dense Pacific Northwest forests, including one of Western Washington's largest Lodgepole Pine forests. As you walk, you'll be surrounded by…

Easy

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Popular around Sucia Island Marine State Park

Cycling in Sucia Island Marine State Park

Running Trails in Sucia Island Marine State Park

Tips from the Community

Tyler Sanders
November 16, 2023, Crescent Beach Preserve

This pleasant area overlooks the Crescent Beach area and provides a bluff above the beach along with a woodland trail area featuring an old orchard. You'll also have the opportunity to observe wildlife, including birds and even deer.

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Matthew
November 16, 2023, Mount Constitution

At an elevation of 2,399 feet, Mount Constitution is the high point and pinnacle of Moran State Park. You have your choice of road or trail for climbing up to the summit, and you're rewarded with awesome views of Summit Lake, Twin Lake, and the bay.

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Just beyond the small town of Eastsound, Crescent Beach Drive will take you right through Crescent Beach Preserve. This lovely little nature preserve includes a beach on Ship Bay, where you can stop to take in the views and dip the feet before carrying on.

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Here the road takes you right beside Crescent Beach, a nature preserve full of life! Take in the views of the water and mountains as you pedal past, or stop for a quick dip. The beach is home to deer, otters, and abundant birdlife. Sometimes, you can see brave surfers giving it a go in the waves.

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Fantastic view from the Stone Tower to the mainland and the adjacent islands.

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Anette
March 15, 2022, Mount Constitution

No hike in Moran State Park is complete without a visit to the top of Mount Constitution. The view of the San Juan Islands is breathtaking.

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Frequently Asked Questions

How do I get to Sucia Island Marine State Park?

Sucia Island Marine State Park is unique as it is only accessible by boat. There are no roads or ferry services directly to the island, making it a tranquil, boat-in-only destination. You'll need to arrange private boat transport or a water taxi from nearby islands or the mainland.

What kind of natural features can I expect to see while hiking on Sucia Island?

Sucia Island is renowned for its dramatic geological formations, including sculptured sandstone cliffs, rounded arches, and distinctive honeycomb hollows, particularly at places like Fox Cove. You can also explore unique mushroom rocks and the intriguing China Caves. The island's diverse coastal environments feature numerous bays and coves, from rocky shores to sandy beaches, and trails wind through dense forests of Douglas fir, western red cedar, and Pacific Madrona.

Are there any loop hikes available on Sucia Island?

Yes, Sucia Island offers several excellent loop hikes. A popular option is the Sucia Island Loop, which covers approximately 6.5 km and takes you through various landscapes. Another great choice is the Ewing Cove loop from Sucia Island, offering a slightly longer experience at around 8.2 km.

What wildlife might I encounter on Sucia Island?

The island is a haven for wildlife. Hikers frequently spot black-tailed deer, raccoons, and river otters. Keep an eye out for unique banana slugs and garter snakes on the forest floor. Along the coast, you might see seals, sea lions, and a wide array of bird species. Occasionally, minke whales are sighted in the surrounding waters.

Are the hiking trails on Sucia Island suitable for families?

Yes, many of the trails are suitable for families. The island offers a variety of easy routes that are perfect for a leisurely stroll with children. For example, the Sucia Island Loop is generally considered easy and provides a great way to explore the island's diverse scenery without significant elevation changes.

What is the best time of year to visit Sucia Island for hiking?

The best time to visit Sucia Island for hiking is typically during the spring and summer months. During this period, the weather is generally mild and pleasant, and the meadows burst with wildflowers like lupines, paintbrushes, and camas lilies. The longer daylight hours also allow for more extensive exploration of the trails and coves.

Are dogs allowed on the hiking trails in Sucia Island Marine State Park?

Yes, dogs are generally allowed in Washington State Parks, including Sucia Island Marine State Park, but they must be kept on a leash no longer than eight feet and are not permitted in designated swimming areas or buildings. Always remember to clean up after your pet to help preserve the park's natural beauty.

What is the historical significance of Sucia Island?

Sucia Island holds intriguing historical and prehistoric significance. It was named 'Foul' or 'Dirty' by Spanish explorer Francisco de Eliza due to its surrounding rocks and reefs. More remarkably, Fossil Bay is the site of Washington State's only known dinosaur bone discovery – an 80-million-year-old fossil related to the Tyrannosaurus Rex family.

Where can I find more information about Sucia Island Marine State Park?

For comprehensive details about the park, including regulations, facilities, and current alerts, you can visit the official Washington State Parks website: parks.wa.gov. The National Park Service also provides information on the area: nps.gov.

What are some easy hiking options on Sucia Island?

For an easy and scenic walk, consider the Sucia Island Loop, which offers a gentle path through varied terrain. Another short and accessible option is the Little Summit Trail, perfect for a quick exploration with minimal elevation gain.

Most popular routes in Sucia Island Marine State Park

Cycling in Sucia Island Marine State Park

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