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Routes
Bike touring routes & trails
United States
Colorado
Boulder County
Gunbarrel

Twin Lakes – Lefthand Trail loop from 63rd St & Twin Lakes Rd

Routes
Bike touring routes & trails
United States
Colorado
Boulder County
Gunbarrel

Twin Lakes – Lefthand Trail loop from 63rd St & Twin Lakes Rd

Moderate

4.7

(8557)

18,313

riders

Twin Lakes – Lefthand Trail loop from 63rd St & Twin Lakes Rd

03:15

45.5km

250m

Cycling

Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: May 9, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Boulder Open Space and Mountain Parks

Waypoints

A

Start point

Bus stop

Get Directions

1

1.02 km

Twin Lakes Trail

Highlight • Trail

To the north here the trails are all crushed gravel around Twin Lakes. There is also a bike path which runs along the ditch here through town and a small …

Tip by

2

1.52 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

3

3.39 km

Mural of the Full Moon Wolves

Highlight • Structure

Just as you enter the tunnel, which crosses under the busy Lookout Road, there is a vibrant mural of wolves and the Flatirons.

Tip by

4

6.08 km

Coot Lake Dock

Highlight • Lake

There is a wooden dock really close to the parking area at Coot Lake that looks over the water. Some great photography of the Boulder Peaks can be taken from here.

Tip by

5

10.3 km

Boulder Valley Ranch

Highlight • Trail

The area of Boulder Valley Ranch is part of the Boulder Mountain Parks and offers natural trails over gentle hills. While you'll follow trails on your run, you'll get really nice views of the Rockies.

Tip by

6

12.5 km

Lefthand Trail

Highlight (Segment) • Trail

Great section going north from Sage trail. Nice views of the foothills with some swoopy smooth single track.

Tip by

7

31.4 km

Could love more on the trails with soft and dry graves, some portion has hard rocks.

Tip by

8

40.9 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

B

45.5 km

End point

Bus stop

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Way Types & Surfaces

Way Types

20.7 km

9.05 km

7.83 km

4.17 km

3.31 km

221 m

178 m

Surfaces

21.9 km

13.2 km

5.18 km

4.80 km

428 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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Monday 25 May

27°C

10°C

-- %

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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