Routes

Planner

Features

Updates

App

Login or Signup

Get the App

Login or Signup

Login or Signup

Routes
Road cycling routes
United States
Colorado
Jefferson County
Westminster

US 36 Bikeway and Boulder Loop

Moderate

4.6

(1198)

19,100

riders

US 36 Bikeway and Boulder Loop

03:53

71.1km

560m

Road cycling

Cycle the US 36 Bikeway and Boulder Loop, a 44.2-mile road cycling route with moderate difficulty and stunning mountain views.

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

Get Directions

1

8.09 km

Walnut Creek Open Space

Highlight • Forest

Walnut Creek Open Space is one of Westminster's many open space parks that are connected to one another through over 120 miles of trails.

Tip by

2

23.0 km

Davidson Mesa Overlook

Highlight • Viewpoint

From this overlook, which has a bike repair station if needed, you get fantastic, sweeping views of the Flatirons and the town of Boulder.

Tip by

3

34.0 km

East Pearl Street

Highlight (Segment) • Settlement

The east end of Pearl Street before you reach the Pedestrian Mall has seen a lot of growth these last few years. There are great restaurants and coffee shops as …

Tip by

4

36.6 km

The Boulder Creek Path is a popular multi-use path that connects to many other bike trails and major roads in Boulder, allowing users to traverse across Boulder and largely avoid …

Tip by

5

40.0 km

Bear Creek Greenway

Highlight (Segment) • Trail

The trail follows the creek for many miles. The trail is paved and lined with trees by the water. You run past residential backyards on the non-creek side.

Tip by

B

71.1 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

69.8 km

868 m

353 m

< 100 m

< 100 m

Surfaces

60.0 km

10.6 km

455 m

< 100 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 (1,730 m)

Lowest point (1,600 m)

Sign up to see more specific route details

Sign up for free

Weather

Powered by Foreca

Thursday 7 May

21°C

1°C

-- %

Additional weather tips

Max wind speed: -- 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

Where can I park to access the US 36 Bikeway and Boulder Loop?

You can find parking at various points along the bikeway. Many users park at one of the RTD Park-n-Ride stations along US 36, such as the Westminster or Boulder stations, which offer direct access to the bikeway. Alternatively, parking is available near the Boulder Creek Path in Boulder, which connects to the loop.

Is the US 36 Bikeway and Boulder Loop dog-friendly?

Yes, the US 36 Bikeway is generally dog-friendly, especially for leashed dogs. However, please be mindful of other cyclists and pedestrians, and always clean up after your pet. Specific rules may apply in certain open space areas or parks along the route, so it's always good to check local regulations.

What is the best time of year to cycle the US 36 Bikeway and Boulder Loop?

The best time to cycle this route is typically from spring through fall (April to October). During these months, the weather is generally pleasant for cycling, with less chance of snow or ice. Summer can be warm, so an early morning or late afternoon ride is often preferred. Always check the weather forecast before heading out.

Do I need a permit or pay an entrance fee for this route?

No, there are no permits or entrance fees required to cycle the US 36 Bikeway and Boulder Loop. It is a public, shared-use path accessible to everyone.

What is the terrain like on the US 36 Bikeway and Boulder Loop?

The bikeway features a mostly smooth concrete or paved surface. You'll encounter rolling hills and some notable ascents and descents. For instance, the section heading east from Boulder includes a 'steep climb'. While generally not overly steep, there are sections where you can gain significant speed downhill. The route is designed for a comfortable road cycling experience.

Is this route suitable for beginners?

Yes, the US 36 Bikeway is considered easy to moderate, making it suitable for a wide range of cyclists, including beginners looking for a longer ride. While it has some rolling hills and climbs, it's generally manageable. Its dedicated, separated path also makes it a safe option for those less experienced with road cycling.

What kind of scenery can I expect along the route?

Despite paralleling a major highway, the route offers a mix of urban and natural views. You'll pass through preserved open spaces and parks, providing 'mountain views and pockets of beauty'. Notable spots include the Davidson Mesa Overlook. While some sections can be noisy due to highway proximity, you'll still get stunning views of the Rocky Mountains.

Does the US 36 Bikeway connect to other trails?

Yes, the US 36 Bikeway is a major connector. It provides numerous links to other regional trails, such as the Coal Creek Regional Trail, Big Dry Creek Trail, and the South Boulder Creek Trail. The route itself incorporates sections of the US 36 Bikeway, Boulder Creek Path, and Bear Creek Greenway, expanding your cycling options in the area.

Are there amenities like water or repair stations along the bikeway?

Yes, the US 36 Bikeway is well-equipped with bike-friendly amenities. You can find rest areas, bike racks, repair stations, and water fountains at various points along the route, especially near the RTD stations and in Boulder.

How safe is cycling on the US 36 Bikeway?

The US 36 Bikeway is designed with safety in mind. It is a dedicated, separate 12-foot wide pathway, physically separated from automobile traffic by barriers and wide grassy medians. This significantly enhances safety for cyclists and pedestrians, making it a secure option for your ride.

Can I use this bikeway for commuting?

Absolutely. The US 36 Bikeway serves as a vital commuter corridor, connecting communities like Westminster, Broomfield, Louisville, Superior, and Boulder. It integrates seamlessly with six US 36 RTD (regional bus) Stations, allowing for convenient multimodal transportation if you need to combine cycling with public transit.

How long does it typically take to complete the US 36 Bikeway and Boulder Loop?

The full loop is about 71 km (44 miles) long. For an average road cyclist, it typically takes around 3 hours and 55 minutes to complete the entire route, depending on your pace and any stops you make. This estimate is based on a continuous ride without extended breaks.

Nearby routes

Hard

4.8

400

Ward, Lefthand Canyon, and Lee Hill loop from Pearl Street

03:59h

74.5km

1,340m

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

© komoot GmbH

Privacy Policy