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Hiking trails & Routes
United States
Colorado
Boulder County
Boulder

Longmont-to-Boulder (LOBO) Regional Trail

Hard

4.7

(2861)

12,073

hikers

Longmont-to-Boulder (LOBO) Regional Trail

08:49

34.6km

80m

Hiking

Hike the difficult 21.5-mile Longmont-to-Boulder (LOBO) Regional Trail, connecting Longmont and Boulder with scenic views.

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

Get Directions

1

11.4 km

Boulder Creek Trail Underpass

Highlight • Bridge

Since the trail underpass is not yet completed, others have apparently crossed the tracks (you can see their tire tracks). You cannot ride across the tracks, one must walk and …

Tip by

13.3 km

Saints Peter and Paul Greek Orthodox Church

Place Of Worship

3

16.9 km

Twin Lakes

Highlight • Lake

From this spot by the water, you get great views of the Flatirons and foothills of Boulder. If you ride by in the morning, the water is often still, making for great photographs.

Tip by

4

20.5 km

Boulder and Whiterock Ditch

Highlight • Trail

The crushed gravel LoBo Trail follows the ditch through town. LoBo stands for Longmount-Boulder (the route the bike path takes).

Tip by

5

26.0 km

Great views of the Foothills

Highlight • Viewpoint

Great viewpoint along the LOBO Regional Trail. There is a bench for you to stop and take a break to enjoy the vistas.

Tip by

6

27.6 km

Monarch Park

Highlight • Rest Area

From here you can follow the fantastic Niwot Loop Trail or venture south along the Left Hand path down the ditch trail which runs all the way to Boulder.

Tip by

7

29.1 km

Niwot Park

Highlight • Parking

The trail here follows the LoBo bike path, which has a nice flat crushed gravel surface and runs along a small creek.

Tip by

8

29.8 km

LoBo Trail

Highlight • Trail

This is a fantastic spot along the Niwot Loop Trail. There is a large parking lot and restrooms. You can follow the Overbrook Trail north along Dry Creek for a …

Tip by

B

34.6 km

End point

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Way Types & Surfaces

Way Types

25.1 km

6.18 km

2.34 km

943 m

Surfaces

17.7 km

9.05 km

6.36 km

1.11 km

330 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.

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Weather

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Today

Thursday 28 May

22°C

10°C

58 %

Additional weather tips

Max wind speed: 10.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

How long does it take to hike the Longmont-to-Boulder (LOBO) Regional Trail?

The full 12-mile (approximately 19 km) length of the LOBO Trail is generally considered an all-day hike. Based on an average hiking pace, it could take around 8-9 hours to complete the entire route one way. Many users choose to hike shorter sections, making it suitable for various durations.

Is the LOBO Regional Trail suitable for beginners or families?

Yes, the LOBO Trail is largely considered easy for hiking and is suitable for beginners and families. While some segments might have gentle inclines, the varied yet generally manageable terrain makes it accessible for most fitness levels. It's a multi-use path popular with walkers, runners, and cyclists.

What is the terrain like on the LOBO Trail?

The trail features a varied surface, predominantly crushed stone, which is comfortable for walking. You'll also find sections that are paved or asphalt, and some unpaved segments. Recent maintenance has improved the surface by minimizing ruts and standing water, enhancing accessibility.

What kind of scenery can I expect along the LOBO Trail?

Hikers can enjoy a mix of picturesque landscapes. The trail winds through shady tree corridors and open fields with long grasses and wildflowers. You'll get views of distant mountains and the iconic Flatirons, especially near areas like Twin Lakes. The route often follows creeks, passes by lakes, and traverses rural areas, as well as the communities of Niwot and Monarch Park.

Are there any notable landmarks or points of interest along the trail?

Yes, the trail offers several points of interest. You'll pass under the Boulder Creek Trail Underpass, enjoy views near Twin Lakes, and experience sections like the Boulder and Whiterock Ditch. There are also Great views of the Foothills. For a unique excursion, the Celestial Seasonings factory in Boulder, offering free tours and tea tastings, is near the trail.

Where are the main access points and parking for the LOBO Trail?

The LOBO Trail has various access points along its route between Longmont and Boulder. You can find parking at designated trailheads, such as Niwot Park. While the trail itself is open 24/7 for commuters, most trailheads close at sunset, so plan your parking accordingly.

Is the LOBO Regional Trail dog-friendly?

Yes, the LOBO Regional Trail is dog-friendly. It's a popular spot for dog walkers. However, always ensure your dog is on a leash and that you clean up after them to maintain a pleasant experience for all users and protect the natural environment.

Do I need a permit or pay an entrance fee for the LOBO Trail?

No, there are no specific permits or entrance fees required to access the LOBO Regional Trail itself. It is part of the public trail network. However, if you plan to explore other areas within Boulder Open Space and Mountain Parks, it's always good to check their specific regulations.

What are the regulations for hiking in Boulder Open Space and Mountain Parks?

When hiking in Boulder Open Space and Mountain Parks, including sections of the LOBO Trail, it's important to stay on marked trails, respect wildlife, and pack out everything you pack in. Dogs must be on a leash, and specific regulations regarding wildlife protection or seasonal closures may apply to certain areas. Always check the official Boulder County website for the most current rules and advisories.

What is the best time of year to hike the LOBO Trail?

The LOBO Trail can be enjoyed year-round. Spring and fall offer pleasant temperatures and beautiful scenery with wildflowers or changing leaves. Summer can be warm, so an early start is advisable. Winter hiking is also possible, but be prepared for potentially icy or snowy conditions, especially in shaded areas. The trail is open 24/7 for commuters, but trailhead facilities typically close at sunset.

Does the LOBO Trail connect with other trails?

Yes, the LOBO Regional Trail is a vital artery that integrates with other local and regional trail systems. The route also passes through sections of the Longmont Loop - South, B360, Foothills Parkway Path, and Four Mile Creek Trail, allowing for extended adventures and connections to other areas.

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