Sweetwater River loop from Alpine Boulevard & Peutz Valley Road
Sweetwater River loop from Alpine Boulevard & Peutz Valley Road
2.8
(23)
54
riders
Sweetwater River loop from Alpine Boulevard & Peutz Valley Road
03:21
52.7km
670m
Cycling
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.
Last updated: April 17, 2026
Waypoints
Start point
Bus stop
Get Directions
35.3 km
View of Lake Emma and Golf Course
Highlight • Viewpoint
Emma, where the river bends west and runs parallel to Dehesa Road. The lake is fenced off and access is …
Tip by
35.4 km
Sweetwater River
Highlight • River
Tip by
52.7 km
End point
Bus stop
Way Types & Surfaces
Way Types
31.4 km
16.2 km
3.57 km
1.55 km
Surfaces
51.4 km
1.13 km
250 m
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Elevation
Highest point (560 m)
Lowest point (100 m)
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Weather
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Today
Saturday 27 June
26°C
13°C
0 %
Additional weather tips
Max wind speed: 17.0 km/h
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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
Description
If you're looking for a truly rewarding challenge on two wheels, the Sweetwater River loop from Alpine Boulevard & Peutz Valley Road is a touring cycling route that delivers. This difficult 32.7-mile (52.7 km) loop packs in 2185 feet (666 metres) of climbing, typically taking around 3 hours and 20 minutes to complete. It's a demanding ride best suited for experienced cyclists with very good fitness who appreciate varied terrain and significant elevation gains.
What to expect on Sweetwater River loop from Alpine Boulevard & Peutz Valley Road
The route offers a diverse journey, starting with views of the Sweetwater River as it flows towards San Diego Bay, often through park-like settings and areas with riparian riverbottom vegetation. You'll pass golf courses like Bonita Golf Course before heading inland. As you approach Sweetwater Regional Park and Sweetwater Reservoir, the landscape shifts to open grasslands and streamside vegetation, with chunky rock canyons providing views towards San Miguel Mountain. Expect challenging ascents into these hilly landscapes, especially the strenuous climb over the bridge near the SR 125 toll freeway. While much of the route is paved, be prepared for some unpaved segments where you might need to push your bike, making this a ride for those who enjoy a mix of surfaces and a good workout.
Planning your visit
This loop is known for its varied conditions. Some sections closer to Plaza Bonita and the bay may have isolated stretches with thick brush, graffiti, and homeless encampments, which some solo riders have noted as a safety concern. Always be aware of your surroundings. The route integrates into a larger network, including parts of the Sweetwater Bikeway, offering opportunities for extended rides if you wish to explore further. Consider the best season for Sweetwater River loop touring cycling, as conditions can vary.
Trail details
- Distance: 32.7 miles (52.7 km)
- Elevation gain: 2185 feet (666 metres)
- Difficulty: difficult
- Estimated time: 3 hours and 20 minutes
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