4.7
(820)
15,873
hikers
518
hikes
Hiking in Larimer County covers a varied landscape, from the foothills and grasslands near Fort Collins to the alpine terrain of the Rocky Mountains. The region is characterized by numerous open spaces, state parks, and a large portion of Rocky Mountain National Park. This provides a network of trails that pass by alpine lakes, ascend to prominent rock formations, and traverse forested canyons.
Last updated: July 22, 2026
4.8
(58)
1,220
hikers
5.21km
01:36
190m
200m
The Emerald Lake Trail offers a quintessential Rocky Mountain National Park experience, winding through dense forests and past three stunning alpine lakes. You'll first encounter the lily-pad-dotted Nymph Lake, then the dramatic, reflective waters of Dream Lake, before reaching the grand finale at Emerald Lake, framed by the jagged spires of Hallett Peak. The trail transitions from paved sections to rugged dirt paths with rocks and steps, providing a varied and engaging journey through breathtaking scenery.
This easy 3.2-mile (5.2 km) out-and-back hike involves 636 feet (194 metres) of elevation gain and typically takes about 1 hour and 36 minutes. The trailhead is located in the popular Bear Lake Corridor, which often requires a timed-entry permit during peak season, so secure your reservation well in advance. Parking at Bear Lake fills up extremely early, so plan to arrive at dawn or utilize the park's shuttle system to avoid disappointment.
What makes this route truly special is the incredible scenic payoff for a relatively short and accessible hike, making it a favorite for families and those new to high-altitude trekking. The vibrant turquoise of Dream Lake and the glacial-fed Emerald Lake, set against towering peaks, showcase the park's natural beauty. Keep an eye out for wildflowers in summer and consider a winter visit for a magical snowshoeing adventure, but always be prepared for rapid weather changes.
4.9
(87)
727
hikers
17.6km
05:52
930m
410m
Embark on a challenging hike through Rocky Mountain National Park with the Sky Pond, The Loch, and Timberline Falls via Glacier Gorge Loop. This difficult route spans 10.9 miles (17.6 km) and involves a significant elevation gain of 3049 feet (929 metres), typically taking around 5 hours and 52 minutes to complete. You will experience a dynamic landscape, passing multiple alpine lakes and waterfalls, including a unique scramble up Timberline Falls to reach Lake of Glass and the dramatic Sky Pond, framed by jagged peaks like The Sharkstooth.
Planning your visit requires attention to detail, as timed entry permits are necessary during peak seasons. The Glacier Gorge Trailhead parking lot fills up quickly, so consider using the free park shuttle to access the area. Starting your hike early in the day is highly recommended to avoid both crowds and the common afternoon thunderstorms. Always wear appropriate layers and sturdy hiking boots with good traction for the varied terrain.
This trail stands out for its progression through a series of distinct water features, from the initial Alberta Falls to the serene Loch, before culminating in the high-alpine beauty of Sky Pond. The route offers a memorable journey through diverse ecosystems, showcasing the raw, untamed beauty of the Rockies. It is a rewarding experience for hikers seeking a strenuous adventure with spectacular natural payoffs.

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4.8
(68)
557
hikers
11.2km
03:33
370m
370m
The Glacier Gorge, Lake Haiyaha and Emerald Lake Loop is a fantastic way to immerse yourself in Rocky Mountain National Park's alpine beauty. You'll journey through diverse terrain, from initial smooth paths to increasingly rocky sections and boulder scrambles around Lake Haiyaha. The route strings together a series of stunning lakes, including the lily-pad-dotted Nymph Lake and the dramatic Emerald Lake, all set against a backdrop of towering peaks like Hallett Peak.
This moderate 7.0-mile (11.2 km) hike involves 1204 feet (367 metres) of elevation gain, typically taking around 3 hours and 33 minutes. Due to its popularity, especially in summer, plan to use the park's shuttle system and secure a timed entry permit, usually required from May through October. The Bear Lake Trailhead parking fills very early, so an early start or shuttle use is essential.
What truly sets this loop apart is Lake Haiyaha's unique, vibrant turquoise color, a recent geological phenomenon caused by a 2022 rockslide. This trail offers a continuous change of scenery, from cascading waterfalls like Alberta Falls to dense forests and panoramic mountain vistas, making it one of the top-rated hikes in Rocky Mountain National Park for those seeking multiple alpine lake views.
5.0
(2)
102
hikers
13.0km
04:10
410m
420m
This epic Rocky Mountain National Park hike strings together some of the park's most iconic alpine lakes, offering a diverse and stunning exploration. You'll wander through subalpine forests, past the lily pads of Nymph Lake, and up to the reflective waters of Dream Lake. The trail continues to the dramatic cirque of Emerald Lake, then veers off to the unique turquoise hues of Lake Haiyaha, surrounded by a rugged boulder field. Further on, you'll discover the serene Mills Lake and the marshy beauty of Jewel Lake, all while enjoying expansive mountain views.
To tackle this moderate 8.1-mile (13.0 km) route with 1354 feet (413 metres) of elevation gain, plan for about 4 hours and 9 minutes of hiking. The Bear Lake Trailhead is a popular starting point, so an early start or using the park shuttle is essential to secure access. Remember that Rocky Mountain National Park often requires timed entry permits, especially during busy periods, so check current park regulations before your visit.
This trail is a true highlight of the park, celebrated for its ability to showcase so many of its natural features in one comprehensive journey. Lake Haiyaha's color-changing waters are a unique spectacle, and Mills Lake is even featured on Colorado's state quarter, underscoring its iconic status. The changing scenery, from wildflowers to rugged mountain vistas, makes this a truly memorable experience.
4.9
(44)
563
hikers
14.0km
04:20
520m
520m
Embark on the Sky Pond Trail, a moderate hiking route that takes you deep into Rocky Mountain National Park. This 8.7-mile (14.0 km) journey involves a steady climb, gaining 1691 feet (516 metres) in elevation, typically completed in about 4 hours and 20 minutes. As you hike, you will pass through varied terrain, eventually reaching the dramatic alpine setting of Sky Pond. The route offers a continuous display of natural beauty, with highlights like the picturesque Lake of Glass reflecting the surrounding peaks before you reach your final destination.
Before heading out, remember to check for any required permit reservations, especially for parking at the Glacier Gorge Trailhead. Conditions can change rapidly in the mountains; snow may be present even in summer, and icy sections during the off-season might necessitate traction devices like spikes. The ascent of Timberline Falls includes a challenging rock scramble over potentially wet and slippery rocks, so be sure to wear appropriate footwear for stability and grip.
This trail is renowned for its progression through multiple distinct alpine lakes, each offering unique views and a sense of increasing remoteness. The journey culminates at Sky Pond, nestled within a dramatic cirque basin, surrounded by sheer cliffs and prominent peaks such as The Sharkstooth. It stands out as a classic Rocky Mountain National Park experience, showcasing the park's rugged beauty and diverse ecosystems.
5.0
(7)
83
hikers
19.6km
06:34
930m
700m
Embark on a challenging hike through Rocky Mountain National Park on the Mills Lake, Black Lake, and Frozen Lake via Glacier Gorge Trail. This difficult route spans 12.2 miles (19.6 km) and climbs 3043 feet (927 metres), taking you about 6 hours and 33 minutes to complete. You will experience diverse ecosystems, from subalpine forests to open tundra, passing iconic spots like Alberta Falls and enjoying views of jagged peaks reflected in the crystal-clear alpine waters of Mills Lake.
Before you go, be aware that the section beyond Black Lake to Frozen Lake is unmaintained and requires good route-finding skills, making it best for experienced hikers. Rocky Mountain National Park often requires timed entry permits during peak seasons, so check the nps.gov website for current regulations to plan your visit accordingly. This will help ensure a smooth start to your adventure.
This trail offers a unique progression through the park's stunning landscape, culminating in expansive mountainscapes around Frozen Lake. You will witness dramatic reflections of mountains like The Arrowhead and McHenrys Peak in Black Lake, showcasing the raw beauty of the high alpine environment. It is a journey that truly immerses you in the rugged grandeur of the Rockies.
5.0
(3)
100
hikers
2.66km
00:52
200m
0m
The Emerald Lake Trail offers a quintessential Rocky Mountain National Park experience, winding through pine and spruce forests to reveal three stunning alpine lakes. You'll first encounter Nymph Lake, often adorned with pond lilies, before continuing to the picturesque Dream Lake, which provides expansive views of Hallett Peak. The final destination, Emerald Lake, is nestled dramatically in Tyndall Gorge, with the towering peaks of Hallett Peak and Flattop Mountain providing a breathtaking backdrop. This easy 1.7-mile (2.7 km) hike, with 664 feet (202 metres) of elevation gain, typically takes around 52 minutes, making it a highly rewarding route for its length.
Given its popularity, especially for families and those seeking top-rated trails, planning your visit is essential. The trailhead is located at Bear Lake, and timed entry permits are frequently required for the Bear Lake Road corridor. Arriving early in the morning or utilizing the park's free shuttle service is highly recommended to secure parking and avoid the busiest times. Be aware that the trail can hold snow until late June, so check conditions if you're visiting in early summer.
What makes this trail truly stand out is its exceptional reward-to-effort ratio, allowing you to experience multiple iconic alpine lakes and dramatic mountain vistas within a relatively short distance. It's an accessible introduction to the park's high-country beauty, attracting hikers and snowshoers year-round. From vibrant wildflowers in summer to vivid fall foliage and a winter wonderland, the best time of year to hike Emerald Lake Trail depends on the experience you seek.
5.0
(3)
90
hikers
8.07km
02:38
520m
80m
Embark on the Sky Pond via Glacier Gorge Trail, a moderate hike covering 5.0 miles (8.1 km) with a significant elevation gain of 1709 feet (521 metres), typically completed in 2 hours and 37 minutes. This route immerses you in diverse landscapes, leading past the thundering Alberta Falls. You will also encounter the serene waters of The Loch before reaching Sky Pond, an alpine lake nestled within a cirque basin, framed by dramatic cliff walls and granite spires.
Planning your visit requires attention to detail, especially during peak season from May to October, when timed entry permits for the Bear Lake Road Corridor are necessary. Parking can fill up quickly, so an early start is often beneficial. If you plan to hike in winter, be prepared for increased difficulty; specialized gear like snowshoes and microspikes are essential, and you should be aware of potential avalanche danger.
This popular trail in Rocky Mountain National Park offers a rewarding experience for hikers seeking a challenging yet accessible adventure. The journey is notable for its progression through multiple waterfalls and alpine lakes, culminating in the dramatic setting of Sky Pond. It stands out as a prime example of the park's spectacular high-alpine scenery.
5.0
(2)
75
hikers
6.89km
01:53
50m
200m
The Coyote Ridge Trail near Fort Collins offers a unique journey through a transition zone of high desert prairie and rocky ridges. You'll start on a wide, flat path before ascending into more rugged sections, including some steep, rocky switchbacks, which lead to expansive views of the Front Range and the plains below. Keep an eye out for diverse wildlife, from prairie dogs to golden eagles, as you traverse this scenic landscape.
Accessing the trail is easy, with free parking and restrooms available at the Coyote Ridge Natural Area Trailhead. Remember that dogs are generally not allowed on this route. While the initial mile is easy, the overall 4.3-mile (6.9 km) hike, with its 159 feet (48 metres) of elevation gain, is rated easy and typically takes about 1 hour and 52 minutes, making it a great option for a relatively quick outing.
This trail is notable for its ecological significance, preserving a distinctive ecosystem where grasslands meet montane forests. Educational interpretive stations along the first part of the trail provide insights into the local flora and fauna, enhancing the experience. It also connects to other trails like the Rimrock Open Space, offering options for longer excursions if you wish to explore further.
5.0
(2)
65
hikers
1.83km
00:29
20m
10m
Embark on an easy hike around Sprague Lake, a gentle 1.1-mile (1.8 km) loop that offers stunning reflections of the Continental Divide. You will gain a minimal 49 feet (15 metres) in elevation, making this route achievable in about 28 minutes. As you walk, you will pass through peaceful forested areas and marshy sections, with the prominent peaks of Half Mountain, Thatchtop Mountain, and Longs Peak providing a dramatic backdrop across the water.
Planning your visit to Sprague Lake is straightforward, but remember that Rocky Mountain National Park often requires a timed entry permit; always check the park's official website beforehand. The trail itself is universally accessible, featuring a hard-packed gravel surface and boardwalks, making it suitable for wheelchairs and strollers. If you plan to hike in winter, be prepared for snow and ice, as microspikes may be necessary for safe passage around the lake.
This accessible loop is a highlight within Rocky Mountain National Park, celebrated for its serene natural environment and abundant wildlife viewing opportunities. Keep an eye out for elk, moose, and various waterfowl that frequent the lake and its surrounding marshlands. The trail's design ensures everyone can experience the beauty of the subalpine ecosystem and the majestic mountain views, making it a truly inclusive outdoor experience.
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Popular around Larimer County
A very beautiful mountain lake with a wonderful color. Many rocks line the lake, offering places to rest.
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Beautiful views of the lake and the surrounding mountains, nice little wooden bridge.
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A scenic hike in the eastern part of Rocky Mountains National Park, passing several lakes, including The Loch, Lake Haiyaha, Dream Lake, Nymph Lake, and Bear Lake. After about 3 kilometers on the Glacier Gorge Trail, you first pass the 9-meter-high Alberta Falls. Continuing uphill through the autumn-colored forest, you pass numerous viewpoints and reach the picturesque "The Loch," framed by a majestic mountain backdrop with occasional snowcapped peaks.
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A scenic hike in the eastern part of Rocky Mountains National Park, passing several lakes, including The Loch, Lake Haiyaha, Dream Lake, Nymph Lake, and Bear Lake. After about 3 kilometers on the Glacier Gorge Trail, you first pass the 9-meter-high Alberta Falls. Continuing uphill through the autumn-colored forest, you pass numerous viewpoints and reach the picturesque "The Loch," framed by a majestic mountain backdrop with occasional snowcapped peaks.
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Rocky Mountain National Park (RMNP) in Colorado is one of the most famous and highest national parks in the USA. Longs Peak is the highest point at 4,345 meters. The landscape is characterized by mountain forests with aspens, pines, and expansive meadows, where elk are common. Dense coniferous forests and mountain lakes, as well as rugged, treeless plateaus with only low-growing plants, bighorn sheep, and marmots can also be found. A highlight is the Trail Ridge Road, the highest continuously paved mountain pass in North America, leading through the alpine tundra. The most popular hiking area, with its numerous lakes, is the Bear Lake Corridor. The park is open year-round, although many roads and trails are closed during the winter months due to snow or are only accessible with appropriate equipment. Due to its immense popularity, time-slot reservations are often required for access during peak season.
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Beautiful, quiet lake with a great view.
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Not far from the hiking trail you can enjoy this beautiful view over the valley.
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A scenic route with beautifully lined paths lined with birch and aspen trees. Along partially rocky paths, it passes numerous lakes. These are framed by majestic mountains and offer a truly beautiful view.
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Yes, the region offers many options for families and beginners, with over 150 easy trails to choose from. A great choice within Rocky Mountain National Park is the Mills Lake via Glacier Gorge loop, which is a relatively gentle walk to a scenic alpine lake. Many of the county's open spaces, like Devil's Backbone, also feature flatter trails suitable for all ages.
For a truly demanding day out, the Longs Peak via Keyhole Route is a classic mountaineering challenge that requires experience and an early start. This strenuous 13.4-mile (21.6 km) trek involves significant elevation gain and scrambling to the summit of the park's highest peak.
Absolutely. One of the most popular waterfall hikes is located in Horsetooth Mountain Open Space. The trail to Horsetooth Falls is a rewarding trek that leads to a beautiful cascade, especially in the spring and early summer. The area is a local favorite for its accessible trails and scenic beauty.
Dog policies vary by location. Dogs are generally not permitted on trails within Rocky Mountain National Park. However, they are welcome on-leash in many of Larimer County's Open Spaces, such as Horsetooth Mountain and Devil's Backbone, as well as in Lory State Park. Always check the specific regulations for the park you plan to visit before you go.
Larimer County is home to several highly-regarded hiking destinations.
Horsetooth Mountain Open Space is a local favorite near Fort Collins, offering 29 miles of trails with scenic vistas. For a unique geological landscape, Devil's Backbone Open Space near Loveland provides trails for hiking and wildlife viewing amidst its iconic rock formations. For a quieter experience, consider Red Mountain Open Space, a preserve known for its peaceful atmosphere and panoramic trails.
Yes, Larimer County has many excellent circular routes. For a moderate loop with fantastic views, the Twin Sisters Peaks trail offers a steady climb to a rewarding summit. Many of the county's parks and open spaces are designed with loop trails in mind. You can find more options on the county's official loop trails page.
The best time to see wildflowers depends on the elevation. In the foothills and lower elevations, such as Lory State Park, wildflowers typically peak from late spring to early summer (May and June). In the higher alpine environments of Rocky Mountain National Park, the wildflower season is shorter, usually from late June through July.
There are over 360 designated hiking routes in Larimer County, offering a vast range of experiences. These trails cover everything from easy strolls in the foothills to difficult ascents in the Rocky Mountains, ensuring there's a path for every skill level.
The area is highly rated by the komoot community, with an average score of 4.7 stars. Hikers often praise the incredible variety, from the iconic rock formations at Horsetooth Mountain to the stunning alpine lakes found on trails like the Sky Pond & The Loch Trail. The well-maintained trail networks in the open spaces are also frequently mentioned.
Yes, entrance and parking fees are required for most managed areas. Rocky Mountain National Park has its own timed-entry permit system and entrance fees. For county-managed areas like Horsetooth Mountain and Devil's Backbone, you will need a Larimer County Parks pass. You can find more information on purchasing daily or annual passes at the official Larimer County website.
Larimer County's diverse ecosystems support a wide variety of wildlife. In the foothills and open spaces, it's common to see mule deer, wild turkeys, and various birds of prey. At higher elevations within Rocky Mountain National Park, you have a chance to spot elk, bighorn sheep, and marmots, especially on trails like the one to Mount Ida.
While most trails in the open spaces and national park are unpaved with natural surfaces, some areas offer accessible options. The trail around Sprague Lake in Rocky Mountain National Park is a flat, packed-gravel path that is generally suitable for strollers. Additionally, many of the city parks in Fort Collins and Loveland feature extensive paved trail systems.


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