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Grand County

Haynach Lakes Trail

Hard

1

hikers

Haynach Lakes Trail

07:51

26.7km

740m

Hiking

Hike the challenging 16.6-mile Haynach Lakes Trail in Rocky Mountain National Park, featuring alpine lakes, waterfalls, and abundant wildlif

Last updated: February 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Rocky Mountain National Park

Waypoints

A

Start point

Parking

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1

3.90 km

Tonahutu Creek Trail

Highlight (Segment) • Trail

This very beautiful path leaves Grand Lake, follows the Tonahutu torrent in a beautiful forest to end up high in the mountains, near the Bushwhack hill.

Tip by

2

8.33 km

Granite Falls

Highlight • Waterfall

Granite Falls is a picturesque waterfall formed from Tonahutu Creek’s waters flowing down smooth granite slabs. It is a beautiful view surrounded by serene forest and wildlife.

Tip by

3

13.4 km

Haynach Lakes

Highlight • Lake

Haynach Lakes are composed of a big lake, another small one, and a few ponds, featuring meadows that have plenty of wildflowers during summer. The lake is known for being …

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B

26.7 km

End point

Parking

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Way Types & Surfaces

Way Types

26.7 km

< 100 m

Surfaces

26.7 km

< 100 m

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Elevation

Elevation

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Weather

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Today

Wednesday 27 May

9°C

1°C

74 %

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Max wind speed: 10.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Where does the Haynach Lakes Trail start and where can I park?

The most common access point for this trail is the Green Mountain Trailhead. Parking is available there, but as with many popular areas in Rocky Mountain National Park, it's advisable to arrive early, especially during peak season, to secure a spot.

Do I need a permit or pay an entrance fee for this hike?

Yes, the Haynach Lakes Trail is located within Rocky Mountain National Park, so you will need to pay the park's entrance fee. Additionally, during certain peak seasons, a timed entry permit may be required to access the park. For overnight trips, a backcountry permit is also necessary.

Are dogs allowed on this trail?

No, dogs are generally not permitted on trails within Rocky Mountain National Park, including the Haynach Lakes Trail. This policy helps protect wildlife and natural resources. Service animals are an exception.

What is the best time of year to hike to Haynach Lakes?

The best time to hike this trail is typically from late June through early October. Even in summer, snow and ice can linger, and afternoon thunderstorms are common. Fall offers beautiful foliage, especially in the meadows, but be prepared for rapidly changing weather and potentially wintery conditions.

How challenging is the Haynach Lakes Trail?

This is considered a difficult trail, ideal for experienced hikers and backpackers. It features significant elevation gain, including a steep initial section. Some parts of the trail can be faint, requiring careful navigation, and you may encounter snow, ice, or wet sections even in summer.

What kind of scenery and points of interest can I expect along the way?

The route offers diverse and stunning scenery. You'll traverse forested valleys, lush subalpine meadows like Big Meadows and Tonahutu Meadows, and eventually ascend above treeline. Highlights include the beautiful Granite Falls, sweeping mountain views, and the pristine Haynach Lakes themselves, nestled below Nakai Peak.

What wildlife might I see along the trail?

The lush meadows along the Tonahutu Creek Trail are frequently visited by elk and moose, offering excellent viewing opportunities. Near the lakes, you might hear pikas chirping among the boulder fields. Always observe wildlife from a safe distance.

Can I camp overnight on this route?

Yes, backcountry camping is an option along this trail. There are several designated backcountry campsites, including one directly at Haynach Lakes. A backcountry permit from Rocky Mountain National Park is required for all overnight stays.

How long does it typically take to hike to Haynach Lakes?

Given its length of approximately 26.7 km (16.6 miles) and significant elevation gain, this hike typically takes around 8-10 hours to complete as a day trip. Many hikers choose to make it an overnight backpacking trip to fully enjoy the remote wilderness.

Does this trail connect with other well-known paths?

Yes, the route follows sections of several other trails. You'll be on parts of the Continental Divide National Scenic Trail - Rocky Mtn Park, the CDT - Colorado Section, the Tonahutu Creek Trail, and the Green Mountain Trail.

What should I know about current trail conditions and weather?

Conditions can change rapidly in Rocky Mountain National Park. Be prepared for anything from warm sunshine to severe thunderstorms or even wintery weather, even in summer. Snow and ice can persist on the trail well into July. Always check the latest park conditions and forecast before heading out.

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