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Routes
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Boulder County
Gunbarrel

East Boulder Trail

Moderate

East Boulder Trail

02:57

11.2km

90m

Hiking

Hike the moderate 7.0-mile East Boulder Trail for panoramic Rocky Mountain views, unique 'White Rocks' formations, and diverse wildlife.

Last updated: February 26, 2026

Waypoints

A

Start point

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1

827 m

Gun Barrel Overlook

Highlight • Viewpoint

This is not a bike route however there is a bench right there that has spectacular views

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2

844 m

Gunbarrel Hill Viewpoint

Highlight • Viewpoint

Depending on which direction you're riding you may just be starting your ride, or just about to finish. Either way this bench makes a good spot to have a quick …

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B

11.2 km

End point

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Way Types & Surfaces

Way Types

9.36 km

1.83 km

Surfaces

5.66 km

4.96 km

483 m

< 100 m

< 100 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (1,650 m)

Lowest point (1,540 m)

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Weather

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Today

Monday 25 May

27°C

10°C

37 %

Additional weather tips

Max wind speed: 14.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Where can I park for the East Boulder Trail?

The East Boulder Trail offers several access points. You can find detailed parking information and maps on the City of Boulder Open Space and Mountain Parks website.

Is the East Boulder Trail dog-friendly?

Dogs are permitted on most sections of the trail, but specific rules apply. North of Valmont Road, within the White Rocks Nature Preserve, dogs are not allowed as it's a Habitat Conservation Area. In other areas, dogs must be kept on a leash. Always check local signage for the most current regulations.

What is the best time of year to hike this trail?

The trail can be enjoyed year-round. However, due to its full exposure, spring and fall offer the most comfortable temperatures. Summer can be very hot with little shade, and winter conditions may include snow and ice, though the trail remains accessible. Always be prepared for sun and wind, regardless of the season.

Are there any permits or fees required to hike in the City of Boulder Open Space and Mountain Parks?

Generally, there are no entrance fees or permits required for day use on trails within the City of Boulder Open Space and Mountain Parks, including the East Boulder Trail. However, specific activities or group events might require permits, so it's always good to check the official website for any updates or specific regulations.

What is the terrain like on the East Boulder Trail?

The terrain is generally easy, characterized by wide-open, rolling hills within a grassland ecosystem. It features sections of crusher fines, dirt, and gravel, with gentle elevation changes. While mostly smooth, there can be a short, steep singletrack section that might be prone to washing out, creating tricky gullies. The trail typically maintains a width of 5 to 10 feet.

What kind of scenery and landmarks can I expect to see along the route?

You'll enjoy expansive prairie landscapes with panoramic views of the Rocky Mountains, including Longs Peak. The trail also passes by lush farmland, riparian buffer zones, and a private lake and wetland area. Notable viewpoints include Gun Barrel Overlook and Gunbarrel Hill Viewpoint. The unique 'White Rocks' formations, light-colored mud-derived sedimentary rocks, add to the visual interest.

What wildlife might I encounter on the trail?

The area is rich in wildlife, making it a prime spot for nature observation and birding. You might spot deer, various raptors, waterfowl, and even coyotes, especially in the White Rocks Nature Preserve and along riparian areas.

Is the East Boulder Trail suitable for families or beginners?

Yes, it is generally considered easy and family-friendly, with a 'green' difficulty rating. Its gentle elevation changes and wide paths make it suitable for casual walking, relaxed hikes, and beginners. However, be aware of a short, steep singletrack section that might add a bit more challenge.

Does the East Boulder Trail connect with other paths?

Yes, the route is part of a larger network. It connects to other trails like Teller Farm North, allowing for longer excursions and loop options. The route also passes through sections of the East Boulder - Teller Farm Trail, East Boulder - White Rocks Trail, and the East Boulder - Gunbarrel Trail.

How long does it typically take to complete the East Boulder Trail?

The full route, which is about 11.2 km (7 miles) long, typically takes around 2 hours and 57 minutes to complete at a moderate hiking pace. This duration can vary based on your speed and how often you stop to enjoy the views or observe wildlife.

What should I bring when hiking this trail?

Given the trail's full exposure, sun protection (hat, sunscreen, sunglasses) and plenty of water are essential, especially on warm days. Wind protection is also advisable year-round. Comfortable hiking shoes are recommended, and binoculars can enhance your wildlife viewing experience.

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