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Routes
Mountain biking trails
United States
California
San Diego County
Santee

San Diego River Trail

Easy

4.8

(9046)

14,462

riders

San Diego River Trail

00:42

8.69km

20m

Mountain biking

Enjoy an easy 5.4-mile mountain bike ride on the San Diego River Trail, featuring river views and varied terrain in just 42 minutes.

Last updated: February 26, 2026

Waypoints

A

Start point

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1

3.13 km

San Diego River Trail

Highlight (Segment) • Trail

This paved, multi-use trail runs alongside the San Diego River, from shortly this side of Mission Valley down to the river's mouth and the ocean.

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2

3.94 km

Walker Preserve Trail

Highlight (Segment) • Trail

The most recently completed portion of the San Diego River Trail, the Walker Preserve Trail, is the perfect beginners trail. You'll also find a bike repair station and filtered water refill stations along the way.

Tip by

B

8.69 km

End point

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Way Types & Surfaces

Way Types

4.96 km

3.73 km

Surfaces

4.96 km

3.65 km

< 100 m

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Elevation

Elevation

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Weather

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Today

Wednesday 13 May

23°C

14°C

0 %

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Max wind speed: 17.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

What is the terrain like for mountain biking on the San Diego River Trail?

The terrain varies significantly across the trail's segments. You'll find everything from entirely flat, smooth sections perfect for beginners, to parts with gravel, broken asphalt, smooth dirt, small rocks, fire roads, and even some flowy singletrack. For example, the River Park Trail in Lakeside is known for its fun, varied terrain for beginner to intermediate riders, while the San Diego River Crossing Trail in Santee has a mostly flat middle section with moderate grades at the ends.

Is the trail suitable for beginner mountain bikers or families?

Yes, many sections of the trail are very suitable for beginners and families. Particularly closer to the coast, some parts are described as entirely flat, making them great for those new to mountain biking or riding with children. The River Park Trail in Lakeside is specifically mentioned as fun for beginner to intermediate riders.

What kind of scenery and natural features can I expect along the route?

The trail generally offers pleasant views of the San Diego River and its surrounding natural areas. You might see beautiful scenery between the river and the Willowbrook Golf Course, and bird watchers often frequent the trail for wildlife viewing. Further inland, areas like Lake Hodges within the San Dieguito River Park offer picturesque landscapes. However, be aware that some urbanized sections may feature graffiti.

What are the best times of year to mountain bike this trail?

San Diego generally has mild weather year-round, making the trail accessible for mountain biking most of the year. However, to avoid the hottest temperatures, especially in inland sections, spring and fall are often ideal. Winter can also be pleasant, though occasional rain might make some unpaved sections muddy. Summer mornings are usually best before the heat sets in.

Are dogs allowed on the San Diego River Trail, and what are the leash rules?

While the trail is generally considered dog-friendly, specific leash rules can vary by segment and jurisdiction. It's always best to keep your dog on a leash to ensure their safety and the comfort of other trail users and wildlife. Please be prepared to clean up after your pet.

Do I need a permit or is there an entrance fee to use the trail?

No, typically you do not need a permit or have to pay an entrance fee to access the public segments of the San Diego River Trail. It's part of a public park system. However, always check for any specific regulations if you plan to access private or managed areas adjacent to the trail.

Where can I park or access the trail using public transport?

Parking availability varies along the extensive network of the San Diego River Trail. Many segments have designated parking areas. The trail also offers good public transport access, as parts of it run alongside the Mission Valley Line (Green Line) of the San Diego Trolley, providing convenient options for reaching various trailheads.

What notable points of interest or connections are along the trail?

The trail connects to various points of interest, including the Mission/Fashion Valley shopping areas. It's also part of a larger network, with connections to the San Diego River Trail and the Walker Preserve Trail. The ultimate vision is a continuous path from the Pacific Ocean to the river's headwaters, and you'll encounter segments of this ongoing development.

Does the trail connect to other mountain biking routes in San Diego?

Yes, the San Diego River Trail is integrated into a larger network of mountain biking options in San Diego County. It connects to parts of the San Dieguito River Trail, which in turn links to the Coast to Crest Trail. This allows for diverse riding experiences, from coastal bluffs to inland mountains, catering to all skill levels.

What should I know about the trail's development and potential construction?

The San Diego River Trail is an ongoing development project, aiming for a continuous 50-mile path. This means you might encounter segments that are still under construction or uncompleted, which could temporarily limit access or require detours. It's a collaborative effort involving SANDAG, the San Diego River Conservancy, and local cities.

Are there any specific sections recommended for advanced mountain bikers?

While many parts of the San Diego River Trail are accessible, for very advanced riders seeking a challenge, the Bernardo Mountain Trail within the San Dieguito River Park area (which connects to the larger San Diego River Park system) presents a difficult climb with challenging terrain. Some sections of the main trail can also be gravelly or have broken asphalt, adding a technical element.

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