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Hiking trails & Routes
United States
Oregon
Benton County

William L. Finley National Wildlife Refuge loop

Routes
Hiking trails & Routes
United States
Oregon
Benton County

William L. Finley National Wildlife Refuge loop

Moderate

4.8

(1074)

6,383

hikers

William L. Finley National Wildlife Refuge loop

04:10

15.6km

170m

Hiking

Embark on the William L. Finley National Wildlife Refuge loop, a moderate 9.7-mile (15.6 km) hike that takes approximately 4 hours and 10 minutes to complete. You will gain 553 feet (168 metres) in elevation as you traverse a diverse landscape of oak woodlands, savannas, and dense Douglas fir forests.…

Last updated: April 23, 2026

Tips

Temporary access restrictions

Includes segments with temporary access restrictions. Check ahead to confirm restricted segments are open to the public.

After 5.51 km for 144 m

After 7.04 km for 1.65 km

After 9.66 km for 105 m

After 10.5 km for 753 m

Waypoints

A

Start point

Parking

Get Directions

1

5.40 km

Cabell Marsh Trail

Highlight • Trail

This serene, picturesque trail is not too lengthy. It's a haven for diverse birdlife and land animals. Remember, pets are not allowed, ensuring a peaceful and harmonious experience. After heavy …

Tip by

2

6.17 km

Cabell Marsh

Highlight • Lake

Experience nature's symphony: stroll through wildflower meadows in spring, spot swans and elk in winter. Embrace diverse wildlife, scenic vistas, and tranquil hikes, where nature's serenity takes the lead. After …

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3

11.5 km

Mill Hill Loop

Highlight (Segment) • Trail

The popcorn flower (Plagiobothrys figuratus) is just one of the many blooms adorning the trail. Amidst flowers, diverse trees, and endangered creatures find refuge, creating a sanctuary of life and beauty.

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B

15.6 km

End point

Parking

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Way Types & Surfaces

Way Types

8.38 km

6.86 km

355 m

< 100 m

Surfaces

7.18 km

5.99 km

2.48 km

< 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.

Highest point (140 m)

Lowest point (80 m)

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Weather

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Today

Thursday 7 May

23°C

6°C

5 %

Additional weather tips

Max wind speed: 10.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

How long does it typically take to hike this loop?

This moderate loop typically takes around 4 hours and 10 minutes to complete. However, your actual time may vary depending on your pace and how often you stop to enjoy the scenery or observe wildlife.

Where can I park to access the William L. Finley National Wildlife Refuge loop?

Parking is available at various trailheads within the refuge. For this specific loop, you'll find designated parking areas that provide direct access to the trails. Check the refuge's official website for detailed parking information and directions.

Is the William L. Finley National Wildlife Refuge dog-friendly?

No, dogs are generally not permitted on the trails within the William L. Finley National Wildlife Refuge. This policy helps protect the sensitive wildlife habitats and ensures minimal disturbance to the animals, especially the migratory birds. Service animals are an exception.

Do I need a permit or pay an entrance fee to hike in the refuge?

No, there is no entrance fee required to access the William L. Finley National Wildlife Refuge. You also don't need a special permit for day hiking on the trails.

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

The best time to hike is generally outside of the seasonal closure period, which runs from October 1st to April 1st. During these months, some areas and longer trails are closed to provide sanctuary for migratory birds. Spring and summer offer lush landscapes and active wildlife, while year-round trails like the Woodpecker Loop and Mill Hill remain open even in winter.

What kind of terrain can I expect on this route?

The route traverses diverse terrain, including oak woodlands, savannas, and various forest types like Douglas fir and mature maple. You'll also encounter wetlands, wet prairies, and riparian areas. Expect some up-and-down sections, as it's rated as a moderate hike.

What wildlife might I see along the way?

The refuge is a prime spot for wildlife viewing. You might spot thousands of migratory birds, including dusky Canada geese, various waterfowl, bald eagles, and peregrine falcons. Roosevelt elk are also present, and in seasonal ponds, you might even see rough-skinned newts. Observation blinds are available to enhance your viewing experience.

Are there any notable viewpoints or landmarks on the loop?

Yes, several sections offer exceptional panoramic views of the Willamette Valley and the distant Cascade Range, including snowy peaks like the Three Sisters and Mount Jefferson on clear days. You'll also pass by observation blinds overlooking marshes, and the historic Fiechter House (built in 1855) is nearby.

What are some of the highlights I'll encounter on this trail?

Along the route, you'll experience diverse natural beauty. Key highlights include the scenic Cabell Marsh Trail, the tranquil Cabell Marsh itself, and sections of the Mill Hill Loop, which winds through varied forests.

Does this loop intersect with other well-known trails in the refuge?

Yes, this extensive route incorporates sections of several other trails within the refuge. You'll hike along parts of the Mill Hill Loop, Woodpecker Loop Trail, Cattail Pond Trail, Pigeon Butte Trail, Beaver Pond Trail, and the Intertie Trail, offering a comprehensive experience of the refuge's diverse landscapes.

Are there any accessible sections for visitors with mobility needs?

Yes, while this specific loop is moderate, the William L. Finley National Wildlife Refuge does offer accessible options. Trails like the Homer Campbell Boardwalk and McFadden's Marsh Observation Blind Trail are designed to cater to visitors with varying mobility needs, providing opportunities to enjoy the refuge's natural beauty.

What's an insider tip for hiking at William L. Finley National Wildlife Refuge?

To maximize your wildlife viewing opportunities, especially for migratory birds, plan your visit outside of the seasonal closure period (October 1st to April 1st) for the full range of trails. However, if you visit during winter, focus on the year-round trails like the Woodpecker Loop and Mill Hill, which still offer excellent chances to see wintering waterfowl and other wildlife.

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