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Routes
Mountain biking trails
United States
California
Contra Costa County
Alhambra Valley

Ivan Dickson Trail

Moderate

4.9

(8165)

14,122

riders

Ivan Dickson Trail

01:42

15.4km

460m

Mountain biking

Mountain bike the moderate 9.5-mile Ivan Dickson Trail loop in Briones Regional Park, gaining 1504 feet with views of Maricich Lagoon.

Last updated: February 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Briones Regional Park

Waypoints

A

Start point

Parking

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1

2.71 km

Maricich Lagoon

Highlight • Lake

Maricich Lagoon is a lovely, small, crystal lagoon in the Briones Regional Park area, adding to the peace and diverse nature of the park.

Tip by

2

7.49 km

Abrigo Valley Trail

Highlight (Segment) • Trail

This trail is nicely shaded and well-maintained, making it a pleasant hiking experience. It features a steady incline, which is not too challenging. Along the way, you'll find plenty of wildflowers adding beauty to the surroundings.

Tip by

3

9.48 km

Old Briones Rd Trail

Highlight (Segment) • Trail

Very scenic gravel double-track, in its lower section gradual along the wide Briones valley, then more steeply climbing the Crest to the north.

Tip by

B

15.4 km

End point

Parking

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Way Types & Surfaces

Way Types

14.8 km

390 m

136 m

Surfaces

12.1 km

2.69 km

390 m

136 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

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Today

Thursday 7 May

23°C

11°C

0 %

Additional weather tips

Max wind speed: 14.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

How long does it take to mountain bike this route?

The Ivan Dickson Trail route is approximately 15.35 km long and typically takes around 1 hour and 41 minutes to complete on a mountain bike. This duration can vary based on your pace and how often you stop to enjoy the scenery.

What is the difficulty level of the Ivan Dickson Trail for mountain biking?

This route is rated as moderate for mountain biking. It features an elevation gain of about 458 meters, offering a good workout with varied terrain suitable for intermediate riders. While not overly technical, it provides enough challenge to be engaging.

What kind of terrain can I expect on the trail?

The Ivan Dickson Trail, located within Briones Regional Park, offers a mix of terrain typical for the area. You can expect rolling hills, some climbs and descents, and surfaces that may include dirt, gravel, and potentially some rocky or rooted sections. The route incorporates segments of various trails, including the Ivan Dickson Trail itself, Briones Crest Trail, and Abrigo Valley Trail, contributing to a diverse riding experience.

Are there any notable landmarks or viewpoints along the route?

Yes, the route passes by several interesting spots. You'll ride near Maricich Lagoon, offering a scenic natural feature. The route also includes sections of the Abrigo Valley Trail and the Old Briones Rd Trail, which are highlights in themselves for their natural beauty and riding experience.

Where can I park and access the trailhead for the Ivan Dickson Trail?

Specific parking for the Ivan Dickson Trail depends on your chosen starting point within Briones Regional Park. Generally, you can find parking at various park entrances. It's advisable to check the Briones Regional Park website for the most current information on trailhead access and parking availability.

What is the best time of year to mountain bike the Ivan Dickson Trail?

The best time to mountain bike this trail is typically during the spring and fall months when temperatures are mild and the landscape is green. Summer can be hot and dry, while winter may bring muddy conditions after rain. Always check weather forecasts before you go.

Are dogs allowed on the Ivan Dickson Trail?

Yes, dogs are generally allowed on trails within Briones Regional Park, including the Ivan Dickson Trail. However, they must be kept on a leash at all times to protect wildlife and ensure the safety of other trail users. Please remember to clean up after your pet.

Do I need a permit or is there an entrance fee for Briones Regional Park?

Briones Regional Park generally does not require an entrance fee for day use. However, there might be fees for specific activities or parking at certain trailheads. It's always a good idea to check the official East Bay Regional Park District website for the most up-to-date information on fees and any required permits.

Does this route intersect with other well-known trails in Briones Regional Park?

Yes, the Ivan Dickson Trail route is part of a larger network within Briones Regional Park. It incorporates significant sections of the Briones Crest Trail and the Abrigo Valley Trail, and also briefly touches upon the Old Briones Road Trail. This allows for connections to many other paths within the park.

Is the Ivan Dickson Trail suitable for beginner mountain bikers?

While the route is rated moderate, it might be challenging for absolute beginners due to its length and elevation gain. Beginners with some experience on easier trails might find it a good step up. There are smoother sections, but also climbs that require some fitness. Consider starting with shorter, flatter trails in Briones Regional Park if you're new to mountain biking.

What should I bring for a mountain bike ride on this trail?

For a moderate mountain bike ride like this, essential items include plenty of water, snacks, a helmet, appropriate cycling attire, a basic bike repair kit (spare tube, pump, multi-tool), and sun protection. Given the varied terrain, sturdy mountain biking shoes are also recommended. Always carry a map or use a GPS device, as cell service can be spotty in some areas.

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