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Longmont, Colorado

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

Top Hiking Spots in and near Longmont

  • Estes Park, Colorado

    Winter Hike Flattop Mountain

    4.8
    8.6 mi / 2850 ft gain
    To catch the sunrise, begin at the Bear Lake trailhead in Rocky Mountain National Park. From the trailhead, veer right around bear lake and continue along the Odessa Lake/Flattop Mountain trail. This will begin to ascend on your right.After approximately 1 mile, the Flattop Mountain Trail will sp...
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  • Estes Park, Colorado

    Nymph Lake via Bear Lake Trailhead

    4.8
    1.13 mi / 245 ft gain
    While not as popular as Dream Lake, Nymph Lake is just as beautiful. The hike to Nymph Lake is an easy hike just over 1 mile. You start from the Bear Lake Trail head and can go further on to Dream Lake and Emerald Lake if you want to. Both Dream and Emerald Lakes are also stunning and very photog...
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  • Estes Park, Colorado

    Ptarmigan Lake via Bear Lake Trailhead

    11.33 mi / 3850 ft gain
    The hike to Ptarmigan Lake has plenty of elevation gain for mountain lovers and views for miles from the Continental Divide. If you want to reach this spot for sunrise you'll need a very early start in the morning, but that also means you won't have to use the shuttle system to Bear Lake. The las...
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  • Estes Park, Colorado

    Flattop Mountain and Hallett Peak

    4.4
    9.73 mi / 3240 ft gain
    Arrive at the Bear Lake Trailhead. Follow abundant signage toward Flattop Peak. Once you arrive at the summit of Flattop identify the unnamed unmaintained trail leading south toward Hallett Peak. Round the head of Tyndall Gorge and ascend the rocky slopes toward the summit by connecting short use...
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  • Estes Park, Colorado

    Climb Notchtop Mountain in Rocky Mountain National Park

    5.0
    3.5 mi / 1550 ft gain
    Park at Bear Lake, and follow the signs north of the lake to Odessa Lake. However, do NOT go all the way to Odessa Lake; after about 3 miles, when Notchtop is in full view, the trail begins to descend to Odessa Lake. Find an unmarked spur trail to the left which leads to shallow Lake Helene, then...
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  • Estes Park, Colorado

    Hike Flattop Hallett Andrews Loop

    5.0
    10.9 mi / 3238 ft gain
    Bear Lake to Flattop Mountain The trail starts at Bear Lake, where you get a view of Hallett Peak (12,713 ft) which will be the highpoint of your hike. After a short walk on the Bear Lake Trail, take the path to the right. After 1/2 a mile, take a trail left to the north. 1/2 a mile later, stay l...
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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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  • Fort Collins, Colorado

    Fat Tire Bike the Foothills Trail

    5.0
    8.5 mi / 1000 ft gain
    The Reservoir Ridge and Foothills trail system around Horsetooth Reservoir and Fort Collins is excellent for mountain biking, trail running, and hiking. During the winter it is particularly great for fat tire mountain biking, and the Foothills Trail is one of the best. The trail itself is roughly...
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  • Denver, Colorado

    Westerly Creek Trail

    2.25 mi / 105 ft gain
    Westerly Creek Trail is an out-and-back trail that is good for all skill levels located near Denver, Colorado.
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  • Estes Park, Colorado

    Camp at Aspenglen Campground

    5.0
    Aspenglen is one of the four main campgrounds within the park boundaries. The campground is for car camping and there are areas just for tents and then broader areas for tents and campers. There are 53 sites at this campground and it fills up quickly each year. Reservations are available six mont...
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  • Estes Park, Colorado

    Hike along Tombstone Ridge

    4.3 mi / 3250 ft gain
    Tombstone ridge can be accessed via the ute trail from two directions. The lower trail starts at upper beaver meadows and is ~4.3 miles with 3250 feet of elevation gain. It can also be accessed at the Ute trail crossing along trail ridge road, which leaves you a 1.1 mile hike with just under 300 ...
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  • Nederland, Colorado

    Upper Diamond Lake via Fourth of July Trailhead

    4.8
    8.12 mi / 2037 ft gain
    The trail begins at the 4th of July trailhead, which is located near the Eldora ski area and can be crowded during the summer and weekends. The road is rough in places but passable by any car when dry. From the parking area begin hiking the Arapaho pass trail, which will gently gain elevation thr...
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  • Nederland, Colorado

    Backpack to Caribou Lake

    4.0
    8.2 mi
    This is one of the most beautiful hikes I have ever done in Colorado. It is a great trip for photographers, fisherman or anyone who enjoys mountain views, forests filled with wildlife and peaceful meadows. Distances: Arapaho Pass: 3.2 miles, Caribou Lake: 4.2 miles, Caribou Pass: 6.4 miles, Meado...
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  • Nederland, Colorado

    Hike the Arapaho Traverse

    8.3 mi / 3500 ft gain
    Begin at the Fourth of July Trailhead.  Day parking is free and overnight parking is $5.  Fourth of July is a popular trailhead and to ensure parking, you should arrive early in the morning (6am-ish... cause, I mean, you gotta 7 hour day in front of you). Follow the Fourth of July trail from the ...
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  • Nederland, Colorado

    Hike to Diamond Lake in the Indian Peaks Wilderness

    5.0
    5.7 mi / 1361 ft gain
    Diamond Lake is located in the Indian Peaks Wilderness. This is a super popular destination, so make sure you arrive early to get a parking spot (and be sure to follow all parking rules, they do give out tickets at this trailhead and others nearby). The drive to the trailhead is about 4 miles dow...
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  • Nederland, Colorado

    Hike to Arapaho Pass and Lake Dorothy

    4.3
    7.5 mi / 2080 ft gain
    Begin by parking at the 4th of July trailhead. This can be reached by conituing past the Eldora ski area and up a rough but passable (for all vehicles) gravel road to the trailhead. The trail is easy to find, and will continue to rise for the next 1.15 miles.At just over a mile there is a fork fo...
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