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Routes
Road cycling routes
United States
Colorado
Boulder County
Boulder

Flagstaff Road Scenic Drive – Gross Reservoir loop from Culinary School of the Rockies

Routes
Road cycling routes
United States
Colorado
Boulder County
Boulder

Flagstaff Road Scenic Drive – Gross Reservoir loop from Culinary School of the Rockies

Hard

4.6

(8159)

17,503

riders

Flagstaff Road Scenic Drive – Gross Reservoir loop from Culinary School of the Rockies

03:03

49.5km

1,250m

Road cycling

Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is accessible with public transport.

Last updated: May 27, 2026

Tips

The surface for a segment of your route may not be suitable

Some segments of your route comprise a surface that may not be suitable for your chosen sport.

After 18.1 km for 581 m

Waypoints

A

Start point

Bus stop

Get Directions

1

4.51 km

Flagstaff Road Scenic Drive

Highlight (Segment) • Viewpoint

The road up Flagstaff from Chautauqua to Chapman Drive, where you can continue to Artists Point overlooking Boulder, is an iconic Boulder climb. This fun, twisting road (whether you ride …

Tip by

2

18.4 km

Gross Reservoir

Highlight • Lake

Gross Reservoir is a large lake on the other side of Flagstaff Mountain. There is a hard-packed gravel road on it's eastern shore which is a great place to snap …

Tip by

3

40.4 km

Maxwell Lake Park

Highlight • Lake

If you're looking for an excuse to pull over for a minute — or just a nice patch of nature on your ride — Maxwell Lake Park fills the bill. …

Tip by

B

49.5 km

End point

Bus stop

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Way Types & Surfaces

Way Types

28.5 km

19.1 km

1.04 km

757 m

< 100 m

Surfaces

43.3 km

5.59 km

535 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 (2,380 m)

Lowest point (1,640 m)

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Weather

Powered by Foreca

Today

Saturday 30 May

23°C

11°C

49 %

Additional weather tips

Max wind speed: 13.0 km/h

to get more detailed weather forecasts along your route

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

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