Trail Running in Boulder, CO
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About Boulder Trail Running
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11 reviews
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One of Boulder’s newest trails, Lion’s Lair is also one of the city’s best. The smooth dirt trail boasts breathtaking views, a perfect grade, and a relief from the congestion of nearby Mt. Sanitas.
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Some amazing views line this rather nontechnical 12.5-mile trail.
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Sage Loop is one of the best running trails in Boulder, instantly transporting you out of the city to gorgeous farmland and spacious views.
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Magnolia Road offers a high-altitude run that escapes the city and opens up au natural interval training.
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A loop trail/road run totaling 5.3 miles around one of Boulder’s most popular summer recreation spots.
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A local mecca for mountain bikers, these 7.1 mile loop trails are also a must for any trail runner looking for big mountain views and well-groomed single track trail that’s still close to town.
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Walker Ranch is a 7.8 mile trail running loop a few miles beyond Flagstaff summit. With 1,624 ft . elevation gain, technical twists and obstacles including a rugged staircase, coupled with gorgeous views across Crescent Meadows, this loop is a favorite among trail runners in the Boulder area.
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All of the trails at Hall Ranch offer great options for trail running, but for runners who want some extra solitude (without any bikers to contend with), the 4.7 mile Nighthawk Trail is a real gem.
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An out-and-back trail run totaling 13.4 miles and 3,200 feet in elevation changes.
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Meyers Homestead (also known as Meyers Gulch) is the sister trail to the more difficult and infamous trail, Walker Ranch. Meyers Homestead is a wide out-and-back trail (2.6 miles each way) that takes you through fall foliage in the autumn, and blossoming flowers in the summer.
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Mount Sanitas is a Boulder institution. While the trail is only 3.1 miles roundtrip, the climb is a doozy with 1,343 feet of elevation gain.
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