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

Pella Crossing – Lagerman Agricultural Preserve loop from Spine Road & White Rock Circle

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

Pella Crossing – Lagerman Agricultural Preserve loop from Spine Road & White Rock Circle

Moderate

3.4

(16)

36

riders

Pella Crossing – Lagerman Agricultural Preserve loop from Spine Road & White Rock Circle

03:23

50.1km

290m

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 6, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Boulder Open Space and Mountain Parks

Waypoints

A

Start point

Bus stop

Get Directions

1

5.04 km

51st Street (Gravel to Eagle Trailhead)

Highlight (Segment) • Trail

This section of 51st Street from the main Boulder Reservoir parking area to the Eagle Trail Trailhead (which is also where 51st turns into 55th street) is a fun section …

Tip by

2

8.19 km

Though the mud after days of sunshine after winter storm became smooth and look nice. However, there are still cars going through and the washboards could be so bumpy. Especially, …

Tip by

3

14.4 km

Ogallala Road

Highlight (Segment) • Trail

Ogallala Road connects 39th and 41st Streets, which all together make a really nice section of smooth, hard-packed gravel through farms and rural houses. You get great views of the …

Tip by

4

33.3 km

Pella Crossing

Highlight • Lake

Wildlife, lakes and a backdrop of mountains – Pella Crossing is a wonderful place to explore for some peace and nature. You can ride here from Boulder and any of …

Tip by

5

38.5 km

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

Tip by

6

39.5 km

Lagerman Agricultural Preserve

Highlight • Natural

The Lagerman Agricultural Preserve and Reservoir is a small nature preserve that birders, boaters, picnickers, bikers, runners, and dog-walkers can all enjoy. You get great views of the foothills over …

Tip by

7

46.7 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

B

50.1 km

End point

Bus stop

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Way Types & Surfaces

Way Types

21.5 km

17.0 km

9.78 km

1.35 km

453 m

< 100 m

Surfaces

29.9 km

9.74 km

9.33 km

901 m

259 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 (1,690 m)

Lowest point (1,540 m)

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Weather

Powered by Foreca

Today

Sunday 17 May

17°C

8°C

89 %

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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Nearby routes

Moderate

6

Altona to Jamestown Cycling Route

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