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United States
Washington
Snohomish County

Lake Cassidy

The best walks and hikes around Lake Cassidy

4.5

(2)

63

hikers

13

hikes

Hikes around Lake Cassidy Washington are centered on the lake's shoreline, surrounding wetlands, and adjacent hardwood forests. The area is characterized by generally flat terrain, with many routes following paved paths like the Lake Cassidy Centennial Trail. This makes the region suitable for a wide range of activities, from short walks to longer, accessible hikes.

Best hiking trails around Lake Cassidy

  • The most popular hiking route is Lake Cassidy via Centennial Trail โ€” Marysville, Washington, a 3.1 mile (5.0 km) trail that takes about 1 hour 15 minutes to complete. The route follows a paved, accessible path along the lake's eastern shore.
  • Another top favourite among local hiking enthusiasts is Spencer Island Park loop via Langus Riverfont Trail โ€” Everett, Washington, a moderate 5.1 mile (8.3 km) path. This route explores nearby wetlands and riverfront areas with minimal elevation change.
  • Local hiking enthusiasts also love the Olympic View Park and Wetlands Trail โ€” Marysville, a 2.5 mile (4.0 km) trail leading through parkland and wetlands, often completed in about 1 hour.
  • Hiking around Lake Cassidy is defined by paved multi-use trails, lakeside paths, and wetland boardwalks. The trail network offers options suitable for most ability levels, including many accessible routes.
  • The routes in Lake Cassidy are highly rated by the komoot community with an average score of 4.5 stars from a number of reviews. More than 60 hikers have used komoot to explore Lake Cassidy's varied terrain.

Last updated: June 25, 2026

2

hikers

#1.

Airport Trail

10.9km

02:46

30m

30m

Embark on the Airport Trail, a moderate hiking route stretching 6.8 miles (10.9 km) with a gentle 99 feet (30 metres) of elevation gain, typically completed in about 2 hours and 46 minutes. As you hike, you'll discover panoramic views, showcasing iconic red rock formations like Cathedral Rock and Bell Rock. The trail offers a straightforward experience, leading you to excellent photo opportunities, especially from the notable Airport Mesa Viewpoint.

When planning your visit, be aware that the route has limited shade, so come prepared with a hat, sunglasses, and sunscreen, particularly during warmer months. To avoid the heat, an early morning start is highly recommended. You should also wear sturdy hiking boots, as some sections, especially on the south side, can be rocky. This preparation will ensure a more comfortable and enjoyable hiking experience.

The Airport Trail is situated within the historic Naval Auxiliary Air Station Arlington Historic District, adding a layer of historical context to your outdoor adventure. It's particularly notable for offering some of the region's most expansive and accessible viewpoints. This route provides a unique opportunity to connect with both the natural beauty and the past of the area, making it a distinctive choice for hikers.

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Moderate

1

hikers

4.95km

01:15

0m

0m

Embark on an easy 3.1-mile (5.0 km) hike through Spencer Island Park, a route that takes about 1 hour and 14 minutes with a minimal 8 feet (3 metres) of elevation gain. You'll find yourself immersed in the unique Snohomish River Estuary, where sprawling wetlands meet tranquil waters. The trail offers a peaceful escape, winding through lush greenery and providing glimpses of the surrounding natural beauty. As you walk, you can enjoy views of distant mountaintops like Mt. Pilchuck, and on clear days, even Mount Rainier. This gentle path is perfect for a relaxing outdoor experience.

To reach Spencer Island Park, you'll need to cross the historic Jackknife Bridge, which serves as the main access point. Keep in mind that dogs are not allowed on the southern wildlife preserve section of the island, so plan accordingly if you're bringing a furry friend. While enjoying the natural surroundings, be aware that you might occasionally encounter less pleasant odors from the nearby sewer treatment facility and marshes. It's a good idea to check local conditions before you go, especially regarding bridge access or any seasonal changes. This ensures a smooth and enjoyable visit to the park.

Spencer Island Park is a significant haven for wildlife, especially for birdwatchers, as it hosts over 200 species including majestic bald eagles and various herons. The park's location where the Snohomish River meets Port Gardner Bay creates a rich ecosystem, making it a prime spot for observing diverse natural scenery. This unique environment highlights the importance of wetland conservation and offers a chance to connect with nature close to urban areas.

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Embark on an easy hike along the Centennial Trail via Getchell Trailhead, a 4.0-mile (6.4 km) route that promises a straightforward outdoor experience. You will encounter diverse landscapes, from lush forests providing ample shade to open meadows and serene wetlands. The path winds gently, offering a chance to spot local wildlife like deer and various bird species. With only 20 feet (6 metres) of elevation gain, this trail is perfect for a relaxed outing, taking approximately 1 hour and 37 minutes to complete.

Planning your visit to the Getchell Trailhead is simple, as it is conveniently located and provides ample parking, including space for larger vehicles like RVs. You will find public restrooms available directly at the trailhead, ensuring comfort before and after your hike. No permits are required to access this section of the trail, making it an accessible option for a spontaneous adventure any day of the week.

This segment of the Snohomish County Centennial Trail is known for its peaceful atmosphere and natural beauty. About 1.2 miles into your hike, you will reach the picturesque Pilchuck River, which serves as a lovely spot to pause and enjoy the tranquil surroundings. The towering trees along the route contribute to a pleasant, shaded journey, making it an ideal choice for those seeking a refreshing escape into nature without strenuous effort.

Easy

1

hikers

1.85km

00:29

10m

20m

Discover the Jennings Park Loop, an easy hiking route that winds through a pleasant nature park. You'll find yourself amidst rolling fields, past wetland areas perfect for bird-watching, and under the shade of stately trees. This gentle trail covers 1.1 miles (1.8 km) with a minimal elevation gain of just 46 feet (14 metres). It's designed for a quick and enjoyable outing, taking only about 29 minutes to complete.

Accessing the Jennings Park Loop is straightforward, with parking generally available directly at Jennings Memorial Park. This makes it easy to reach the trailhead and begin your hike without delay. If you plan to bring your dog along, remember to keep them on a leash throughout the entire route. This simple rule helps ensure a safe and pleasant experience for everyone enjoying the park's trails.

This route stands out as a particularly family-friendly option within the park. You can look forward to attractions like a

Easy

Enjoy an easy 1.7-mile hike on the Ebey Waterfront Trail, offering scenic views of the Qwuloolt Estuary and wildlife in Marysville.

Easy
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Popular around Lake Cassidy

Cycling around Lake Cassidy

Road Cycling Routes around Lake Cassidy

Running Trails around Lake Cassidy

Tips from the Community

Sue
May 31, 2024, Spencer Island Park

Spencer Island Park is located within the Snohomish River Estuary and showcases a distinctive ecosystem that encompasses both freshwater and saltwater habitats. It offers abundant space for a great run in a breathtaking natural setting without having to leave the city. The park is renowned as one of the top birding spots in the area and is home to a wide variety of wildlife and stunning views.

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This lovely park along the Ebey Slough is well-maintained and has plenty of parking, making it the perfect spot to use a base camp to explore the area. A paved biking and walking trail throughout the grounds is lined with benches, providing ideal places to soak in the stunning mountain scenery, beautiful flowers and abundant wildlife, including hawks, seagulls, and Great Blue Herons. The park also features a children's play area, restrooms, and a boat launch.

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This lovely park along the Ebey Slough is well-maintained and has plenty of parking, making it the perfect spot to use a base camp to explore the area. A paved biking and walking trail throughout the grounds is lined with benches, providing ideal places to soak in the stunning mountain scenery, beautiful flowers and abundant wildlife, including hawks, seagulls and Great Blue Herons. The park also features a children's play area, restrooms and a boat launch.

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This spot offers one of the most spectacular views of Lake Cassidy, where visitors can stroll out onto the dock and enjoy a panoramic vista of the water. It provides opportunities for fishing or launching your boat onto the serene waters, making it a perfect spot for outdoor enthusiasts.

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Spencer Island Park ranks among the best places in the area for birding, where you can see waterfowl and shorebirds. You'll also frequently encounter other wildlife, including deer, coyotes, and river otters. An interpretive boardwalk offers a unique experience, guiding you through the park, offering stunning views throughout.

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Roberto A.
June 26, 2023, Lake Cassidy

Very beautiful stop; take the sloping descent from the trail rather than the steep drop farther north.

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A lovely spot to stop along the Centennial Trail and get a view of Lake Cassidy. You can walk out along the dock and have a snack on the park bench at the end.

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Frequently Asked Questions

Are dogs allowed on the trails around Lake Cassidy?

Yes, dogs are generally welcome on the trails around Lake Cassidy, including the Centennial Trail, but they must be kept on a leash. Always be sure to clean up after your pet to help keep the area beautiful for everyone.

Are the trails suitable for families with children?

Absolutely. The region is ideal for family outings. Most trails are flat, and many, like the Centennial Trail, are paved, making them perfect for strollers and little legs. The Olympic View Park and Wetlands Trail โ€” Marysville is a great shorter option for families, offering a pleasant walk through parkland and wetlands.

Are the trails around Lake Cassidy paved?

Many of the main trails are paved, most notably the Centennial Trail which runs along the lake's eastern shore. This makes the area excellent for walking, running, and cycling. You will also find unpaved paths and boardwalks, especially within the Lake Cassidy Wetlands Park, offering a more rustic experience.

How accessible are the trails for wheelchairs or strollers?

The area is known for its accessibility. A dedicated ADA-accessible trail connects to the paved Centennial Trail, ensuring visitors with mobility challenges can enjoy the scenery and access the lake. The terrain is predominantly flat with minimal elevation gain, making it one of the more accessible outdoor destinations in the county.

What kind of scenery can I expect on the hikes?

The scenery is a lovely mix of serene lake views, dense hardwood forests, and expansive wetlands. The Centennial Trail segment offers one of its most rural and scenic stretches here. For a closer look at the wetlands, the Lake Cassidy Wetlands Park features a boardwalk that extends into the reed-filled lake, providing excellent opportunities for wildlife viewing, including ospreys and eagles.

What are the parking and facility options at the trailheads?

Parking is available at several trailheads that provide access to the area. The Lake Cassidy via Centennial Trail has a designated parking area. Other nearby access points, like the Centennial Trailhead At Lake Stevens, are also popular starting points with ample parking. Basic facilities such as restrooms are often available at the main trailheads.

Are there any good circular hikes?

While many routes follow the out-and-back Centennial Trail, you can find enjoyable loops. The Langus Riverfront Trail loop from Smith Island offers a pleasant circular walk exploring nearby riverfront areas. You can also create your own small loops by combining different paths within the wetland park areas.

Can I combine hiking with other activities like boating or fishing?

Yes, Lake Cassidy is a great spot for a multi-activity day. The 131-acre lake is open for boating (with some engine restrictions) and is stocked with trout for fishing. A public boat launch is available on the southwest shore, making it easy to transition from a hike to time on the water.

What do other hikers think of the trails around Lake Cassidy?

The area is highly regarded by the komoot community, with an average rating of 4.5 stars. Hikers often praise the well-maintained, accessible paved trails and the peaceful, scenic environment along the lake and through the wetlands.

What kind of wildlife might I see?

The wetlands and forests around Lake Cassidy are rich with wildlife. Birdwatchers can look for ospreys, eagles, and pileated woodpeckers. The area is also home to various mammals, including black bears, so it's always wise to be aware of your surroundings and follow wildlife safety practices.

Are there any longer hiking options available?

For those looking to cover more ground, the Spencer Island Park loop via Langus Riverfont Trail is a great moderate option at just over 5 miles (8.3 km). You can also extend your hike by following the Centennial Trail north or south for as long as you like, as it stretches for 30 miles in total.

Where can I find official information about the park and its facilities?

For the most current information on park status, rules, and facility details, it's best to check the official county website. You can find more information at snohomishcountywa.gov.

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