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Routes
Road cycling routes
United States
Colorado
Boulder County
Longmont

Golden Ponds – Izaak Walton Park loop from Calkins Reservoir

Routes
Road cycling routes
United States
Colorado
Boulder County
Longmont

Golden Ponds – Izaak Walton Park loop from Calkins Reservoir

Moderate

4.5

(2731)

9,759

riders

Golden Ponds – Izaak Walton Park loop from Calkins Reservoir

02:15

43.1km

130m

Road cycling

Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is right next to a parking lot.

Last updated: April 3, 2026

Tips

The surface along some of this route may not be suitable

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

After 4.85 km for 472 m

After 16.4 km for 2.04 km

After 27.1 km for 406 m

After 37.9 km for 472 m

Waypoints

A

Start point

Parking

Get Directions

1

11.9 km

Left Hand Creek Trail Trailhead

Highlight • Trail

This is the intersection of the Saint Vrain Greenway and Left Hand Creek Trail Trailhead. The Left Hand Creek Trail will take you all the way into Boulder, so it is a great way to go from Union Reservoir into the city.

Tip by

2

12.7 km

Left Hand Creek Trail

Highlight (Segment) • Trail

This smooth, relatively flat trail cuts diagonally across the city as is follows its namesake creek. You'll pass through a number of neighborhoods and parks before the trail connects with the LoBo Trail (Longmont to Boulder), where you can continue on to Boulder if you like.

Tip by

3

15.1 km

Left Hand Creek Park

Highlight • Rest Area

The park has ample parking, nice green space, and restrooms. The bike path follows the creek here for a ways and is a great scenic path that connects to a number of other routes around Longmount.

Tip by

4

15.2 km

This park is great for a rest. Just don't let the giant ants get you.

Tip by

5

24.7 km

Golden Ponds

Highlight • Lake

Golden Ponds are three beautiful ponds along the Lykins Gulch Greenway. There is a boardwalk that takes you out towards the center of the main pond, so that you can take in the surrounding scenery.

Tip by

6

26.9 km

Izaak Walton Park

Highlight • Rest Area

The dirt path around the pond is a very nice walk, a chance to enjoy a quiet, scenic view from around all site.

Tip by

7

35.1 km

Saint Vrain River Trail

Highlight (Segment) • Trail

The St. Vrain River Trail is the "crown jewel" of Longmont's trail system as it links many parks, schools, other trails, and commercial areas via an attractive, well-maintained concrete path. This is a great way to get off the roads as you run around Longmont!

Tip by

8

37.6 km

Sandstone Ranch Community Park

Highlight • Rest Area

The Sandstone Ranch Park in Longmont, Colorado, is a vast recreational and natural area that offers a variety of amenities and activities. It spans over 313 acres, featuring athletic fields, playgrounds, picnic areas, and extensive walking and biking trails, including the St. Vrain River Greenway. The park also includes historical sites, such as the Sandstone Ranch Visitors & Learning Center, which offers educational programs about the local environment and history. Additionally, the park hosts community events and sports programs, making it a popular destination for locals and visitors alike.

Tip by

B

43.1 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

33.8 km

4.93 km

1.98 km

1.85 km

371 m

104 m

Surfaces

28.9 km

10.6 km

2.07 km

1.35 km

139 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 (1,540 m)

Lowest point (1,480 m)

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Weather

Powered by Foreca

Today

Wednesday 20 May

14°C

6°C

74 %

Additional weather tips

Max wind speed: 11.0 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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