Hodges Dam – Lake Hodges loop from Cal State San Marcos

If you're looking for a serious gravel biking challenge that truly earns its 'difficult' rating, the Hodges Dam – Lake Hodges loop from Cal State San Marcos delivers. This epic 61.8-mile (99.5 km) route packs in 4217 feet (1285 metres) of climbing over roughly 6 hours and 55 minutes, making it a formidable day out for experienced riders with very good fitness and advanced riding skills.

What to expect on Hodges Dam – Lake Hodges loop from Cal State San Marcos

Expect a diverse ride across hard-packed doubletrack, flowy singletrack, and even some rugged, rocky sections that might have you pushing your bike on steep climbs. The scenery is classic San Diego inland, with expansive views of Lake Hodges and its 27 miles of shoreline, especially from the impressive David Kreitzer Lake Hodges Bicycle Pedestrian Bridge. You'll pass through oak-lined canyons and chaparral-covered hills, with the chance to spot osprey and breeding western grebes in spring. This route is definitely for experienced gravel bikers who thrive on technical challenges and significant elevation gain, as some sections feature punchy climbs and require advanced bike handling.

Planning your visit

The starting point near Cal State San Marcos offers convenient access to this extensive loop. While the area is popular, especially on weekends, you'll find ample parking. Be prepared for varied conditions, including sandy segments, and always carry plenty of water, especially during warmer months. There are no specific permits required for general access to the San Dieguito River Park trails that make up much of this route.

Trail details

• Distance: 61.8 miles (99.5 km)
• Elevation gain: 4217 feet (1285 metres)
• Difficulty: difficult
• Estimated time: 6 hours and 55 minutes