Boulder, Colorado

Looking for the best fitness in Boulder? We've got you covered with the top trails, trips, hiking, backpacking, camping and more around Boulder. The detailed guides, photos, and reviews are all submitted by the Outbound community.

Top Fitness Spots in and near Boulder

  • Estes Park, Colorado

    Odessa Lake via Fern Lake Trailhead

    4.0
    9.65 mi / 2008 ft gain
    Odessa Lake seems to be one of the true hidden gems of Rocky Mountain National Park. Don't get me wrong, you will likely see some folks there, but it is a far cry from the other crowded Bear Lake trailhead lakes. There are two ways to reach Odessa; one, from the Bear Lake Trailhead, and the oth...
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  • Loveland, Colorado

    Climb Green Ridge in the Roosevelt National Forest

    9.8 mi / 2400 ft gain
    Green Ridge is a fantastic series of summits in the Front Range that make for excellence training hikes, but is often forgotten as it lies outside of the nearby Bobcat Ridge Natural Area and just inside of Roosevelt National Forest. The summit itself at 7,402' is fantastic, featuring a nearly 900...
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  • Estes Park, Colorado

    Hike Deer Mountain

    5.0
    6.03 mi / 1243 ft gain
    Beginning in Rocky Mountain National Park near the Deer Ridge Junction (where US 34 & US 36 meet), park your car in one of the 20 spots on either side of the road. Start at the trailhead booth and head north, keeping to the right-side trail at the first intersection about a tenth of a mile fr...
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  • Evergreen, Colorado

    Maxwell Falls

    3.4
    3.95 mi / 928 ft gain
    Located just outside of Evergreen, this beginner hike is a great escape from the city for a few hours. There are three different options to hike to the falls: Maxwell Falls Lower Trail (4 miles), Upper Maxwell Falls Trail (1.1 miles), and Maxwell Falls Bluffs Cliffside Trail Loop (5 miles). On th...
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  • Allenspark, Colorado

    Hike to Verna, Spirit, Fourth, and Fifth Lakes

    17.93 mi / 2661 ft gain
    This summer backpacking trip provides plenty of opportunities for exploration and endless moments to take in awe-inspiring scenery. On our visit, after setting up camp at the Lake Verna backcountry site, I quickly made my way to the next lake (Spirit Lake) to photograph the sunset. The symmetry a...
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  • Idaho Springs, Colorado

    Hell's Hole Trail

    4.5
    8.12 mi / 1881.01 ft gain
    The name is uninviting, but Hell’s Hole is a scenic, shallow basin in the Mount Evans Wilderness near Idaho Springs. Starting elevation is about 9500 feet. Right after the trailhead, you pass through a few camping sites in the Chicago Creek Picnic Area. About five minutes into the hike is the per...
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  • Fort Collins, Colorado

    Horsetooth Rock

    4.5
    4.78 mi / 1421 ft gain
    The Horsetooth Mountain Park Open Space is located just 4 miles from Fort Collins. The 2,886 acre park offers 29 miles of hiking, biking, and horse back riding trails. Having taken both the multi use trail and the hiking only trail, I recommend the hiking only. This trail offers you the views an...
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  • Fort Collins, Colorado

    Horsetooth Falls

    4.3
    2.17 mi / 541 ft gain
    Horsetooth Mountain Park is an outdoor trail haven just minutes from downtown Ft. Collins. The 2711 acre area has 29 miles of trails of varying length and difficulty for all levels of adventurers to explore. Horsetooth Falls is one of the shortest (yet stunning) trails in the area. This hike is...
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  • Littleton, Colorado

    Hike the Meadowlark Plymouth Trail

    4.0
    6 mi / 1197 ft gain
    From the parking lot, you can take the Meadowlark trail to the west or the Plymouth Creek Trail to the southeast. It does not matter which trail you take because it ends up becoming loop. For a more gradual slope up the hill, take the Meadowlark trail. After a little more than a mile, it intersec...
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  • Fraser, Colorado

    Summit Byers Peak

    8.8 mi / 2774 ft gain
    The drive to the start of the trail is okay, having a high clearance vehicle would make the drive easier, but is not necessary.  Free parking is available along the side of the road.The trail starts on a closed service road at a gate and requires you to either hike or bike up the dirt road (2 mil...
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  • Littleton, Colorado

    Winter Hiking and Wildlife in Waterton Canyon

    3.7
    12.4 mi
    Waterton Canyon is the beginning of the Colorado Trail which stretches 500 miles from Denver to Durango. Camping is allowed on the Colorado Trail but is not allowed in the first 6 miles section of Waterton Canyon, which is managed by Denver Water. The gravel road is great for running, biking, hi...
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  • Fort Collins, Colorado

    Hike the North Loop via Foothills Trail

    5.0
    6.5 mi / 700 ft gain
    Despite its singular name, the Foothills Trail in Fort Collins is an interconnected series of trails that follows the ridges and hogsbacks which comprise the majority of the eastern side of the Horsetooth Reservoir. The trail can be accessed at several points along its length (by trails also call...
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  • Estes Park, Colorado

    Backpack Alpine Terrain to Haynach Lakes

    17 mi
    Begin at the Milner Pass Trailhead off of Trail Ridge Road in Rocky Mountain National Park. Commonly used to summit Mount Ida, this trailhead is often popular with summer hikers. The trail climbs steeply through the trees before revealing open slopes of tundra and fantastic panoramic views. Altho...
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  • Laporte, Colorado

    Bellvue Dome (Private Property)

    2.8
    1.75 mi / 600 ft gain
    This adventure is on Private Property. Please do not access this adventure without permission from the property owner.  Gorgeous views up and down the Front Range of the Rocky Mountains, from Greyrock Mountain to Boulder, all while overlooking the Cache la Poudre River some 600 foot below. Th...
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  • Littleton, Colorado

    Hike to Carpenter Peak

    4.5
    6.2 mi / 1171 ft gain
    Carpenter Peak stands at 7,166 feet above sea level. While that altitude might not exactly take your breath away, the views from the top certainly will. Starting at the Visitor's Center, the trail to Carpenter's Peak begins as a relatively flat, well-traveled trail. A little less than a mile into...
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  • Bellvue, Colorado

    Trail Run the Hewlett Gulch Trail

    5.0
    8.5 mi / 800 ft gain
    Hewlett Gulch Trailhead is located about 20 minutes from Fort Collins and offers easy hiking in the Poudre Canyon.From Fort Collins, take 287 to Ted's Place. Take a left onto CO 14 and follow 14 through the canyon just past Poudre Park where you see the trailhead sign. Turn left onto the road tha...
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