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Mountain biking trails

Broomfield County

Adler-Fingru Open Space – Warembourg Open Space loop from Holy Family High School

Mountain biking trails

Broomfield County

Adler-Fingru Open Space – Warembourg Open Space loop from Holy Family High School

Easy

4.8

(7008)

15,065

riders

Adler-Fingru Open Space – Warembourg Open Space loop from Holy Family High School

01:36

27.2km

180m

Mountain biking

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: August 19, 2026

Waypoints

A

Start point

Parking

1

10.1 km

View of Standley Lake and the Front Range

Highlight • Viewpoint

2

10.6 km

Carolyn Holmberg Preserve at Rock Creek Farm

Highlight • Trail

This area provides a tranquil atmosphere in the midst of the city, featuring several bodies of water and creeks. With stunning views of the Front Range, it's a place to …

Tip by

3

10.8 km

Bald Eagle Nest Viewing Area

Highlight • Viewpoint

After losing their nest to a lightning strike in August, it was unclear which location the eagles would choose for their to new nest. With limited suitable nesting trees in …

Tip by

4

10.8 km

Stearns Lake

Highlight • Lake

As the biggest lake in Carolyn Holmberg Preserve, Stearns Lake is also the most popular one and can be reached via multiple parking lots and trails. The lake itself offers a tranquil environment with great views towards the mountains.

Tip by

5

11.0 km

Stearns Lake

Highlight • Lake

As the biggest lake in Carolyn Holmberg Preserve, Stearns Lake is also the most popular one and can be reached via multiple parking lots and trails. The lake itself offers a tranquil environment with great views towards the mountains.

Tip by

6

15.9 km

Adler-Fingru Open Space

Highlight • Natural

Adler-Fingru Open Space is a 55.7-acre area that was once used for crop production and livestock grazing. Ownership of the space is divided three ways among the cities of Boulder, …

Tip by

7

18.4 km

Warembourg Open Space

Highlight • Trail

Warembourg Open Space, shaped through acquisitions in 1999 and 2003 by Boulder County, Louisville, and Lafayette, is a haven for nature enthusiasts. Nestled along Coal Creek and the Coal Creek …

Tip by

8

24.0 km

Sunset View of the Front Range from Anthem Trail

Highlight • Viewpoint

Beautiful view of the front range if you go east to west. Especially during sunset hours.

Tip by

B

27.2 km

End point

Parking

Way Types & Surfaces

Way Types

11.2 km

10.6 km

3.80 km

1.10 km

495 m

< 100 m

< 100 m

Surfaces

14.2 km

7.47 km

4.79 km

470 m

312 m

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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 (1,560 m)

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Weather

Powered by Foreca

Today

Saturday 10 October

30°C

12°C

29 %

Additional weather tips

Max wind speed: 15.0 km/h

to get more detailed weather forecasts along your route

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