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Routes
Hiking trails & Routes
United States
Colorado
Boulder County
Boulder

Longmont-to-Boulder (LOBO) Regional Trail

Hard

4.9

(4833)

10,699

hikers

Longmont-to-Boulder (LOBO) Regional Trail

08:49

34.6km

80m

Hiking

Hike the 21.5-mile Longmont-to-Boulder (LOBO) Regional Trail, a difficult route connecting two cities with diverse scenery and landmarks.

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

Monday 25 May

25°C

11°C

57 %

Additional weather tips

Max wind speed: 22.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

How challenging is the Longmont-to-Boulder (LOBO) Regional Trail for hikers?

The LOBO Regional Trail is generally considered easy to moderate for hiking. While komoot rates the full 34.5 km route as 'difficult' due to its length, many sections offer minimal elevation gain and well-maintained surfaces, making it suitable for various skill levels. It's a great option for a longer, accessible walk.

What kind of terrain can I expect on the LOBO Regional Trail?

The trail features a varied surface. You'll encounter sections of hard-packed crushed stone, asphalt, and concrete, along with some unpaved and gravel segments. There are even some singletrack portions and short on-road connections to link different parts of the trail.

What are the scenic highlights and viewpoints along the LOBO Regional Trail?

You'll enjoy a diverse range of scenery, from shaded tree corridors and open fields with wildflowers to quiet neighborhoods and rural landscapes. Keep an eye out for great views of the Foothills, especially around Twin Lakes, which can offer beautiful reflections in the morning. The trail also passes by the Boulder and Whiterock Ditch and includes the Boulder Creek Trail Underpass.

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

The trail offers multiple access points. A notable parking area is at Niwot Park. Given its length, you can start from either Longmont or Boulder, or access it from various points in between as it passes through communities like Niwot and Gunbarrel.

Is the LOBO Regional Trail dog-friendly?

Yes, the LOBO Regional Trail is dog-friendly! Dogs are allowed, but please ensure they are kept on a leash where required by local regulations to protect wildlife and other trail users.

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

The trail can be enjoyed year-round. Spring and fall offer pleasant temperatures and beautiful scenery with wildflowers or changing leaves. Mornings, especially around Twin Lakes, can be particularly serene. Even in winter, the trail is accessible, though you should check for snow and ice conditions.

Are there any permits or entrance fees required for the LOBO Regional Trail?

No, there are generally no permits or entrance fees required to access the LOBO Regional Trail itself, as it is part of the Boulder County Parks & Open Space system. However, always check the Boulder County Parks & Open Space website for any specific regulations or updates regarding parking or usage in certain areas.

Does the LOBO Regional Trail connect with other trails?

Yes, the LOBO Regional Trail is a key connector in the region. It integrates with a vast network of other trails, including sections of the Longmont Loop - South, B360, Foothills Parkway Path, and Four Mile Creek Trail. This connectivity allows for extended journeys and diverse route options.

Is the LOBO Regional Trail suitable for families and beginners?

Absolutely! Many sections of the trail are family-friendly and suitable for beginners due to the mostly paved or well-maintained crushed stone surfaces and minimal elevation gain. It's a great option for a leisurely walk or bike ride with children.

Are there any facilities or amenities along the route?

Yes, the trail passes through communities like Niwot and Gunbarrel, providing access to local amenities. You'll find facilities at places like Monarch Park, and there are often cafes and shops nearby in the towns it connects.

What wildlife might I see on the LOBO Regional Trail?

The trail winds through open fields and natural areas, offering opportunities to spot local wildlife. You might see various bird species, small mammals like rabbits and prairie dogs, and occasionally deer, especially in the quieter, more rural sections.

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