The best gravel rides in San Gabriel Mountains National Monument

There are over 15 gravel bike trails in the San Gabriel Mountains National Monument, offering a range of experiences from moderate to difficult. The region is known for its towering peaks, deep canyons, and extensive trail networks.

You can expect diverse terrain, featuring a mix of paved and unpaved surfaces. Many routes include significant climbs and varied landscapes, shifting from high alpine to desert climates within a single ride. For example, the Josephine Peak loop features an 8-mile gravel climb gaining 2000 feet over 4 miles.

While many trails in the Monument are rated difficult, there are some moderate options available. For instance, the View of Puddingstone Reservoir – Brackett Field Airport loop offers a more accessible 13.1-mile ride with less elevation gain, suitable for those looking for a moderate challenge.

The San Gabriel Mountains offer stunning panoramic views of the Angeles National Forest and the expansive city of Los Angeles from higher elevations. You can also find significant natural features like Mount San Antonio ("Mt. Baldy") and Mount Baden-Powell. The historic Devil's Backbone Trail also offers impressive vistas.

Yes, several routes are designed as loops. A popular option is the Glendora Ridge Road to Mount Baldy Village loop, which is a challenging 39.7-mile ride through mountainous terrain. Another is the Strawberry Peak loop, a difficult 14.9-mile route.

The landscape transforms with the seasons. Spring offers vibrant wildflower displays, while fall brings golden oak woodlands. Winter can see snow-capped peaks, making some higher elevation routes challenging or inaccessible. Generally, spring and fall offer pleasant temperatures for riding, but always check weather conditions before heading out.

While many routes are challenging, some sections or shorter, less strenuous trails might be suitable for families with older children or those with good fitness levels. Always check the route's difficulty and elevation profile before planning a family outing. The Monument's diverse environment offers opportunities for various outdoor activities beyond just gravel biking.

The area is highly rated by the komoot community, with an average score of 4.0 stars. Reviewers often praise the diverse terrain, challenging climbs, and stunning panoramic views of the Angeles National Forest and the Los Angeles metropolitan area.

The Monument contains evidence of over 8,000 years of human history. A notable attraction is the historic Mount Wilson Observatory, where groundbreaking astronomical discoveries were made. While not directly on a gravel bike route, it's a significant point of interest in the region.

Trail lengths vary significantly, ranging from shorter moderate rides around 12-15 miles to longer, more challenging routes exceeding 35 miles. For example, the San Gabriel Canyon loop is 36.3 miles, while the Devil's Gate Dam – Overlook on Cerro Negro loop is about 12.1 miles.

Parking availability varies by trailhead. Many popular access points within the Angeles and San Bernardino National Forests offer designated parking areas. It's advisable to research specific trailheads in advance to confirm parking options and any potential fees or permits required.

Yes, the San Gabriel Mountains are known for their deep canyons and critical water resources. The East Fork of the San Gabriel River, for example, is known for recreational opportunities. Routes like the Newman Point Overlook – Little Dalton Debris Basin loop offer views of the varied canyon landscapes and basins.