Routes

Planner

Features

Updates

App

Login or Signup

Get the App

Login or Signup

Login or Signup

Routes
Mountain biking trails
United States
Colorado
Boulder County

Walker Ranch Loop

Moderate

4.7

(4014)

18,402

riders

Walker Ranch Loop

01:27

12.6km

420m

Mountain biking

The Walker Ranch Loop is a challenging 7.8-mile mountain bike trail with 1370 feet of gain, featuring technical terrain and scenic views.

Last updated: February 26, 2026

Tips

Includes a very steep uphill segment

You may need to push your bike.

After 11.1 km for 623 m

Waypoints

A

Start point

Get Directions

1

5.22 km

Walker Ranch Loop

Highlight • MTB Park

An epic mountain bike loop near Boulder that can be ridden in both directions. If you ride the loop clockwise you will be rewarded with the best downhills and less …

Tip by

B

12.6 km

End point

Loading

Way Types & Surfaces

Way Types

12.1 km

392 m

< 100 m

< 100 m

Surfaces

12.5 km

104 m

Sign up to see more specific route details

Sign up for free

Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (2,240 m)

Lowest point (1,980 m)

Sign up to see more specific route details

Sign up for free

Weather

Powered by Foreca

Today

Saturday 9 May

17°C

5°C

0 %

Additional weather tips

Max wind speed: 23.0 km/h

to get more detailed weather forecasts along your route

This route was planned by komoot.

Save

Edit route

Download GPX

Move start point

Print

Share

Embed on a website

Report an Issue

Frequently Asked Questions

How long does it typically take to mountain bike the Walker Ranch Loop?

The average mountain biker can expect to complete the 7.9-mile (12.6 km) Walker Ranch Loop in approximately 1 hour and 27 minutes. However, due to its challenging nature and technical sections, your actual time may vary depending on your fitness level and how often you stop to enjoy the views or navigate obstacles.

Is the Walker Ranch Loop suitable for beginner mountain bikers?

No, the Walker Ranch Loop is generally considered a challenging trail, rated as moderate to difficult, and is not recommended for beginners. It features technical rocky sections, steep climbs and descents, and an unavoidable hike-a-bike section, requiring good fitness and advanced riding skills.

What is the terrain like on the Walker Ranch Loop?

The terrain is highly varied, offering a mix of singletrack and doubletrack. You'll encounter rocky sections, steep ascents and descents, tight switchbacks, and some loose, sandy areas, especially in summer. A notable feature is a very steep, stair-stepped section, often called 'the Wall,' leading down to South Boulder Creek, which requires dismounting and carrying your bike.

Where is the trailhead for the Walker Ranch Loop and what are the parking options?

The trailhead for the Walker Ranch Loop is located approximately 7 miles west of Boulder, Colorado. Parking is available at the trailhead, which is often situated at a high point within a burn zone. It's advisable to arrive early, especially on weekends, as parking can fill up quickly.

Are there any permits or fees required to ride the Walker Ranch Loop?

No, there are no specific permits or entrance fees required to access the Walker Ranch Loop trail within Walker Ranch Park. However, it's always a good idea to check the Boulder County Parks & Open Space website for any updated regulations or advisories before your visit.

Is the Walker Ranch Loop dog-friendly?

Yes, dogs are generally allowed on the Walker Ranch Loop. However, they must be kept on a leash at all times, and owners are responsible for cleaning up after their pets. Please practice good trail etiquette and be mindful of other users, including horseback riders.

What is the best time of year to mountain bike the Walker Ranch Loop?

The best time to ride is typically in the spring and fall when temperatures are milder. Summer can be very hot, and some sections may become loose and sandy. Winter riding is possible but can be challenging due to snow and ice, and trail conditions should be checked beforehand.

What kind of scenery can I expect on the trail?

You'll experience breathtaking scenery, including diverse ecosystems, deep forests, and open areas with expansive views. The route takes you alongside the fast-moving South Boulder Creek at its lowest elevation, and offers open panoramas near Gross Dam road. The trailhead itself is often in a burn zone, adding to the unique landscape.

Are there any notable features or challenges on the route?

Absolutely. The most notable challenge is the infamous 'hike-a-bike' section, a steep, stair-stepped descent to South Boulder Creek that is unrideable. The trail also features technical rocky sections, demanding climbs, and rewarding descents. The varied terrain and stunning Colorado scenery make it a classic mountain biking adventure.

Does the Walker Ranch Loop connect with other paths?

Yes, the route intersects with several other paths. While primarily following the Walker Ranch Loop trail, it also passes through sections of the Josie Heath Trail, Ethel Harrold Road, Eldorado Canyon Trail, Fisherman's Access Trail, and Dale's Trail.

Which direction is best to ride the Walker Ranch Loop?

The trail can be ridden clockwise or counter-clockwise, with each direction offering a distinct experience. Riding it in one direction might present different challenges for climbs and descents compared to the other, so experienced riders often try both to see which they prefer.

Nearby routes

Hard

52

White Ranch Open Space Outside Loop

02:34h

21.0km

770m

Explore
RoutesRoute plannerFeaturesHikesMTB TrailsRoad cycling routesBikepackingSitemap
Download the app
Follow Us on Socials

© komoot GmbH

Privacy Policy