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Hiking trails & Routes
United States
Washington
King County

Trillium Trail

Moderate

3.1

(12)

36

hikers

Trillium Trail

00:50

3.10km

30m

Hiking

Hike the moderate 1.9-mile Trillium Trail in Bridle Trails State Park, offering a peaceful woodland experience.

Last updated: February 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Bridle Trails State Park

Waypoints

A

Start point

Parking

Get Directions

1

992 m

Trillium Trail

Highlight (Segment) • Trail

Beautiful forested trail that's perfect for a quick escape from the city. It is open to horses so keep an eye out and be sure to announce yourself when you see them on the trail.

Tip by

B

3.10 km

End point

Parking

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Way Types & Surfaces

Way Types

2.39 km

656 m

< 100 m

Surfaces

2.39 km

656 m

< 100 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

Powered by Foreca

Today

Friday 3 July

23°C

14°C

29 %

Additional weather tips

Max wind speed: 11.0 km/h

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Frequently Asked Questions

How long does it take to hike the Trillium Trail?

The Trillium Trail is approximately 3.1 kilometers (1.9 miles) long. Most hikers can complete it in about 50 minutes, depending on their pace and how often they stop to enjoy the surroundings.

Is the Trillium Trail suitable for beginners or families?

Rated as moderate, the trail is generally suitable for beginners and families. While it has some gentle elevation changes, it's not overly strenuous. Its relatively short length makes it a good option for those looking for a pleasant outdoor experience without a significant time commitment.

Where can I park to access the Trillium Trail?

The Trillium Trail is located within Bridle Trails State Park. Parking is available at the main park entrance. Look for designated parking areas near the trailheads within the park.

Do I need a permit or pay an entrance fee for Bridle Trails State Park?

Yes, a Discover Pass is required for vehicle access to Bridle Trails State Park. You can purchase a day pass or an annual pass online or at various retail locations. This pass supports the maintenance and operation of Washington's state parks and recreation lands.

Is the Trillium Trail dog-friendly?

Yes, dogs are welcome on the Trillium Trail and throughout Bridle Trails State Park. Please ensure your dog remains on a leash at all times and that you clean up after them to help keep the park enjoyable for everyone.

What is the best time of year to hike this trail?

The Trillium Trail can be enjoyed year-round. Spring brings lush greenery and blooming wildflowers, while fall offers beautiful foliage. Summer is popular for its warm weather, and winter can provide a peaceful, snowy experience, though conditions may be muddy or icy.

What is the terrain like on the Trillium Trail?

The trail features a mix of packed earth and natural forest floor, typical of a state park setting. It's generally well-maintained, but can be uneven in spots, especially after rain. Given its location in Bridle Trails State Park, you might encounter sections shared with equestrian users.

What should I bring for a hike on the Trillium Trail?

For this moderate hike, comfortable walking shoes are recommended. Depending on the weather, bring water, a light jacket, and perhaps insect repellent. If hiking in winter, consider waterproof footwear and layers. Don't forget your Discover Pass for parking!

Does the Trillium Trail intersect with other paths?

Yes, the Trillium Trail is part of a larger network within Bridle Trails State Park. The route you'll follow for the Trillium Trail also passes through sections of the Coyote Trail and the Raven Trail, offering opportunities to explore more of the park's diverse landscapes.

Are there any notable viewpoints or features along the route?

While the Trillium Trail itself is a highlight, the primary draw is the immersive experience within the forested environment of Bridle Trails State Park. The trail offers a peaceful escape, with opportunities to observe local flora and fauna, and enjoy the tranquility of nature.

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4.8

178

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