Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: January 14, 2025

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Your route passes through protected areas

Please check local regulations for:

Boulder Open Space and Mountain Parks

Waypoints

Start point

Parking

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2.09 km

NCAR Hill

Highlight (Segment) • Climb

The NCAR, or National Center for Atmospheric Research, Hill is a popular climb in south Boulder up to the NCAR Laboratory. You get great views of the unique building as well as of the Flatirons and surrounding hills.

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12.8 km

Flagstaff Road

Highlight (Segment) • Trail

Nicely paved, not to busy road up to Flagstaff Mountain – plus pretty nice views onto the surrounding landscape.

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16.2 km

Chapman Drive Trail

Highlight (Segment) • Trail

This is a fire access road that is gated at both the top and bottom. Only cyclists and hikers permitted. E-bikes are permitted. Includes some beautiful views across Boulder Canyon. …

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20.6 km

Boulder Creek Path

Highlight (Segment) • Trail

Half a mile west of Eben G Fine park, the Boulder Creek Path turns into 2 miles of packed gravel. A gentle grade lets you enjoy the neighboring creek and …

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27.3 km

East Pearl Street

Highlight (Segment) • Settlement

The east end of Pearl Street before you reach the Pedestrian Mall has seen a lot of growth these last few years. There are great restaurants and coffee shops as …

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33.2 km

End point

Parking

Way Types & Surfaces

Way Types

19.1 km

6.34 km

4.99 km

2.46 km

340 m

< 100 m

Surfaces

16.7 km

9.90 km

6.42 km

249 m

Elevation

Highest point (2,060 m)

Lowest point (1,610 m)

Weather

Today

Friday 12 December

16°C

3°C

0 %

If you start your activity now...

Max wind speed: 11.0 km/h

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This route was planned by komoot.

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