Upper Otay Reservoir – Otay Reservoir Dam loop from Rancho San Diego

Mountain biking trails

Upper Otay Reservoir – Otay Reservoir Dam loop from Rancho San Diego

Moderate

4.6

(3137)

9,538

riders

Upper Otay Reservoir – Otay Reservoir Dam loop from Rancho San Diego

03:24

36.8km

640m

Mountain biking

Moderate mountain bike ride. Good fitness required. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: September 24, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

San Diego National Wildlife Refuge

Waypoints

Start point

Parking

Get Directions

340 m

Steele Canyon Bridge (Sweetwater River Bridge)

Highlight • Bridge

The Steele Canyon Bridge, also known as the Sweetwater River Bridge, is a beautiful landmark crossing the Sweetwater River. It is on the National Register of Historic places, and is …

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18.5 km

Upper Otay Reservoir

Highlight • Lake

The Upper Otay Reservoir is a freshwater reservoir in San Diego County. It is surrounded by picturesque landscapes and offers opportunities for fishing, boating, bird watching, and different recreational activities …

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19.2 km

Otay Reservoir Dam

Highlight • Monument

Fun Easy Ride

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20.1 km

Upper Otay Reservoir Trail

Highlight (Segment) • Trail

There is a small network of dirt and wood chip trails and gravel service roads circling around the Upper Otay Reservoir. This little lake is much smaller than its lower …

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21.1 km

Proctor Valley Natural Resource Area

Highlight • Natural Monument

This area is the northernmost part of Otay Ranch and the southern part of the San Diego National Wildlife Refuge. The scenic views of rolling hills and well-maintained trails make it a highly popular biking area.

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