Jefferson, Colorado

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

Top Fitness Spots in and near Jefferson

  • Boulder, Colorado

    Walker Ranch Loop

    4.7
    7.65 mi / 1601 ft gain
    When it comes to hiking trails in Boulder, the standard response usually consists of either Chautauqua Park or Mt. Sanitas, and while both offer excellent hiking options, they are both usually jam packed on the weekends. If you’re looking to stay close to the city, but want a little more seclusio...
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  • Boulder, Colorado

    Hike Bear Peak

    4.8
    7 mi / 2810 ft gain
    The best advice I can give you? Wake up early to start this hike.Even though the Bear Peak hike will only take you about 4-5 hours round trip, it will still be advantageous to get off the mountain before afternoon and evening storms might pass through. This is a steep 7-mile out and back trail.St...
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  • Boulder, Colorado

    Hike South Boulder Peak

    4.5
    6.7 mi / 2900 ft gain
    Starting at the Mesa trailhead, continue a half a mile through a relatively even grade before arriving at the North Fork Shanahan trailhead, which will take you another half a mile on much steeper grade up to Fern Canyon where you will start a much harder portion of the hike; here, you'll head st...
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  • Boulder, Colorado

    Hike the Big Bluestem Trail Loop

    4.0
    4.35 mi / 841 ft gain
    This is a great spot for an easy/moderate hike or trail run. The trail is accessible year round and can often be hiked in winter as well as other seasons. You start out at the Mesa Trailhead parking lot off of Hwy 170. There is a parking lot here but this is a starting spot for several hikes into...
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  • Buena Vista, Colorado

    Mt. Princeton

    4.7
    13.02 mi / 5151 ft gain
    Starting at 8900 feet of elevation, this 13.25 mile roundtrip hike begins its 5400 foot elevation gain on a dirt road that winds for 3 miles until you break the treeline. If you have 4WD and good clearance you can drive most of the way up this road, shortening your entire hike by about 6 miles. J...
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  • Castle Rock, Colorado

    Run the Challenge Hill

    5.0
    0.6 mi / 200 ft gain
    The Basics: The Challenge Hill, or as I like to call it, the Mini-Incline, is a shrunken version of its big brother to the south in Manitou. However, don't let its relatively small 200 stair count fool you - this hill is a serious workout! Located in Philip S. Miller Park, just one minute off I-2...
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  • Boulder, Colorado

    Shanahan Ridge Trail

    4.0
    3.84 mi / 715 ft gain
    Starting on the edge of a neighborhood in South Boulder, this 3.8 mile loop begins its 869 foot elevation gain by meandering through a pine forest. You can 'choose your own adventure' by exploring the handful of trails that meet up with the Shanahan Ridge Trail, such as the South Mesa Trail, Shad...
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  • Boulder, Colorado

    Boulder's Skyline Traverse

    5.0
    14.77 mi / 4583 ft gain
    Have you ever reached the bottom of a hike with some friends and thought, 'That was nice, but I'd still like to hike more... a lot more.'? Then the Skyline Traverse is for you. Instead of hiking just Green Mountain or Bear Peak, the Skyline Traverse links South Boulder Peak, Bear Peak, Green Mou...
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