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Routes
Hiking trails & Routes
United States
California
Alameda County

Dunn Trail

Moderate

4.7

(4854)

7,167

hikers

Dunn Trail

02:39

9.53km

150m

Hiking

Embark on the Dunn Trail for a moderate hiking adventure that covers 5.9 miles (9.5 km) with an elevation gain of 479 feet (146 metres). You can expect to complete this route in about 2 hours and 38 minutes, enjoying a diverse landscape as you go. The trail transitions from…

Last updated: April 23, 2026

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Your route passes through protected areas

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Waypoints

A

Start point

Parking

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1

2.11 km

Serpentine Prairie Trail Overlook & Dunn Trail, Redwood RP

Highlight • Trail

Trailhead off Skyline Boulevard with picnic tables, restroom, and overlooks into the Redwood Regional Park. The unique serpentine rock along this ridge produces a very typical plant habitat.

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2

2.99 km

B

9.53 km

End point

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Way Types & Surfaces

Way Types

9.34 km

138 m

< 100 m

Surfaces

9.16 km

323 m

< 100 m

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Elevation

Elevation

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Weather

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Today

Wednesday 6 May

20°C

9°C

0 %

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Max wind speed: 16.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Where can I park to access the Dunn Trail?

The trail is accessible from various points within Reinhardt Redwood Regional Park. A common starting point is the Serpentine Prairie Trailhead - Redwood Road. There are parking areas available within the park, but they can fill up quickly on busy days.

Is this trail suitable for dogs?

Yes, the Dunn Trail is generally dog-friendly. You'll find many dog owners enjoying the route. However, leash regulations vary; some sections allow off-leash dogs, while others, particularly near stables or more crowded areas, require dogs to be on a leash. Always check local signage for current rules.

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

The Dunn Trail is enjoyable year-round, but spring and fall offer the most pleasant conditions with mild temperatures and vibrant scenery. Hiking beneath the redwood canopy is particularly beautiful when sunlight filters through the trees. Be aware that sections can become slick when wet, so proper footwear is recommended during the rainy season.

Are there any permits or entrance fees required for hiking in Reinhardt Redwood Regional Park?

Generally, there are no entrance fees or permits required for day-use hiking on the Dunn Trail within Reinhardt Redwood Regional Park. However, standard park rules and regulations apply, so it's always a good idea to check the East Bay Regional Park District's official website for any updates before your visit.

What kind of terrain and scenery will I encounter on the trail?

The route offers a diverse landscape. You'll experience well-maintained dirt trails, but also some rocky sections, especially on uphill climbs. Significant natural features include unique Sargent Cypress trees and the rare Serpentine Prairie habitat. You'll also walk beneath a beautiful redwood canopy and enjoy impressive viewpoints of the San Francisco Bay and the Peninsula from higher elevations.

What are the notable features or viewpoints along the way?

Highlights include the Serpentine Prairie Trail Overlook & Dunn Trail, Redwood RP, which offers insights into a unique California habitat. From higher elevations, you can enjoy panoramic views of the San Francisco Bay and the Peninsula. The trail also provides a peaceful escape through redwood groves and rolling green hills.

Does the trail connect with other well-known paths?

Yes, the route intersects with several other trails. You'll find sections that are part of the East Bay Skyline National Recreation Trail and the Bay Area Ridge Trail - 02 - East Bay. It also connects with the Graham Trail and the Golden Spike Trail, offering options for extended loops or varied hiking experiences.

How long does it typically take to complete the Dunn Trail?

The full route, which is approximately 9.5 km (5.9 miles) long, typically takes around 2 hours and 40 minutes to complete. This duration can vary based on your pace, the number of stops you make, and whether you combine it with other trails.

Is the Dunn Trail considered family-friendly?

While the Dunn Trail is rated as 'moderate' due to some uphill sections and varying terrain, many families enjoy it. The initial half-mile is relatively easy. Consider the overall distance and elevation changes when planning to hike with younger children. The diverse scenery and redwood canopy make it an engaging experience for all ages.

What should I bring for a hike on this trail?

Given the moderate difficulty and varying terrain, it's recommended to wear sturdy hiking shoes, especially since sections can be rocky or slick when wet. Bring plenty of water, snacks, sun protection (hat, sunscreen), and layers of clothing as temperatures can change. A map or GPS device is also helpful for navigating the intersecting trails.

Are there any loop options for the Dunn Trail?

Yes, the Dunn Trail can be combined with other trails in Reinhardt Redwood Regional Park to create various loop options. For instance, combining it with the Golden Spike Trail is a popular choice for a scenic loop through the redwoods. Consult a park map or komoot's tour planner to explore different loop configurations.

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