US 36 Bikeway and Boulder Loop
US 36 Bikeway and Boulder Loop
4.6
(1198)
19,100
riders
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
Start point
Parking
Get Directions
8.09 km
Highlight • Forest
Tip by
23.0 km
Highlight • Viewpoint
Tip by
34.0 km
Highlight (Segment) • Settlement
Tip by
36.6 km
Highlight (Segment) • Trail
Tip by
40.0 km
Highlight (Segment) • Trail
Tip by
71.1 km
End point
Parking
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
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.