Loop Road is a hiking, biking, and horse trail in Contra Costa County, California. It is within Tilden Nature Area. It is 0.9 miles long and begins at 631 feet altitude. Traveling the entire trail is 1.7 miles with a total elevation gain of 221 feet. Near the trailhead there is parking. The New Woodland Group Camp site can be seen along the trail. The trail ends near the Jewel Lake (elevation 509 feet) reservoir. There is also a bench near the end of the trail.
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