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Spencer, Idaho

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

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Top Hiking Spots in and near Spencer

  • Island Park, Idaho

    Hike the River Trail and Ranch Loop at Harriman State Park

    3 mi / 20 ft gain
    Located at 6,100 feet above sea level, Harriman State Park (also called "the Ranch") is renown for it's fly fishing along the Henry's Fork. Whether you bring a fly rod or not, this scenic loop through the park is a delight for hikers of all abilities.Make a stop at park headquarters to pay the en...
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  • Island Park, Idaho

    Hike Mt. Jefferson and Lake Marie

    5.0
    11 mi / 2000 ft gain
    This out-and-back hike to the highest point in the Centennial mountains of Idaho and Montana skirts the continental divide and provides stunning views of both states.  From U.S. Highway 20, Sawtell Peak Road heads west, winding back and forth up the south side of Sawtell Peak.  Because there is a...
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  • Menan, Idaho

    "R" Mountain

    3.4
    3.29 mi / 1020 ft gain
    The North Menan Butte, or "R" Mountain is a well-known landmark in southeast Idaho for its size and uniqueness. The mountain is known as “R” Mountain by locals because of the large “R” painted on its side for Rexburg, Idaho. "R" Mountain, however, is not actually a mountain but rather an extinct ...
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  • Ashton, Idaho

    Upper and Lower Mesa Falls Loop

    4.8
    2.6 mi / 358 ft gain
    When two waterfalls have their own scenic byway, you know it is worth the additional stop. Lower Mesa Falls and Upper Mesa Falls are spectacular waterfalls along the Henrys Fork River, deep in the Grand Targhee Forest. The winding scenic byway yields some spectacular views of the Grand Targhee Fo...
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  • Ashton, Idaho

    Mesa Nature Trail

    5.0
    2.44 mi / 236 ft gain
    The Mesa Nature Trail begins on the dirt road to the Upper Mesa Falls overflow parking lot. The first mile of the trail is wide and smooth. Pause a half mile in to admire the Henry's Fork from the top of a lava field. The trail terminates at a flat bluff overlooking the top of Upper Mesa Falls. ...
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  • Island Park, Idaho

    Explore Big Springs and Johnny Sack's Cabin

    4.5
    1 mi / 20 ft gain
    Big Springs is the headwaters of the Henry's Fork of the Snake River. Producing 120 million gallons of water per day, the spring forms wide and crystal-clear pools filled with trout (no fishing allowed). A paved trail leads to historic Johnny Sack's cabin, which is open for tours during the summe...
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Idaho is a picturesque state filled with beautiful scenery and warm, wonderful people. It's an ideal destination for family travelers, outdoor enthusiasts, adventure seekers, or those just looking for a relaxing getaway.

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