Erie to The Mountain Fountain loop via Highway 36
Erie to The Mountain Fountain loop via Highway 36
2.9
(22)
29
riders
03:51
91.4km
580m
Road cycling
This 56.8-mile racebike loop from Erie to The Mountain Fountain via Highway 36 offers moderate challenge and scenic views in Boulder Open Sp
Last updated: February 26, 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 0 m for 65 m
After 69.7 km for 616 m
After 70.5 km for 799 m
After 91.5 km for 76 m
Waypoints
Start point
Parking
Get Directions
6.95 km
Highlight (Segment) • Cycleway
Tip by
20.5 km
Highlight • Lake
Tip by
30.9 km
Highlight (Segment) • Cycleway
Tip by
55.8 km
Highlight • Rest Area
Tip by
91.4 km
End point
Parking
Way Types & Surfaces
Way Types
61.1 km
17.5 km
8.38 km
2.93 km
1.52 km
< 100 m
< 100 m
Surfaces
84.6 km
5.22 km
1.49 km
256 m
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Elevation
Highest point (1,730 m)
Lowest point (1,520 m)
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Weather
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Today
Wednesday 27 May
20°C
13°C
88 %
Additional weather tips
Max wind speed: 17.0 km/h
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This route was planned by komoot.
This route is rated as moderate and requires good fitness. It involves a significant elevation gain of up to 3,000 feet (approximately 914 meters) and can take up to five hours to complete. Some segments may also be unpaved, adding to the challenge.
While primarily a road cycling route, be prepared for varied terrain. Some segments of the loop may be unpaved, meaning you might encounter sections of gravel or dirt. A bike suitable for mixed surfaces or at least a willingness to navigate these conditions is advisable.
The route offers beautiful scenery typical of Boulder County. You can expect 'million-dollar views of snowy Flatirons and Indian Peaks framed by blue sky,' pass through horse country, and ride along Boulder Creek. Notable highlights include the Countryside Bike Path, Sawhill Ponds Wildlife Preserve, and the scenic Highway 36 (North Boulder to Neva) stretch. The destination, The Mountain Fountain, is also a key point of interest.
The best time to cycle this route is typically during the spring, summer, and fall months when the weather is most favorable for road cycling in Colorado. Always check local weather forecasts before heading out, especially for potential snow in early spring or late fall, or extreme heat in mid-summer.
Specific parking areas for this exact loop are not detailed, but as a loop starting from Erie, you would typically look for public parking within Erie or at a trailhead that connects to the route. Consider parking near a local park or community center in Erie that allows public parking for cyclists.
This route primarily follows roads and designated bike paths. While dogs are generally allowed on leash in many public outdoor spaces in Boulder County, specific regulations can vary. Always check local signage, especially when passing through areas like Sawhill Ponds Wildlife Preserve, for any restrictions on pets.
No specific permits or entrance fees are required to cycle the main roads and bike paths that make up this loop. However, the route passes through areas managed by Boulder Open Space and Mountain Parks. While general cycling on roads doesn't require a permit, always be aware of any specific regulations if you venture onto designated trails within these open space areas.
When cycling through or near Boulder Open Space and Mountain Parks, it's important to stay on designated trails and roads. Respect wildlife, pack out all trash, and be mindful of other users. While the main cycling route doesn't require special permits, specific trails within the Open Space system may have their own rules regarding bikes, hours, or seasonal closures. Always check signage.
Yes, this route briefly intersects with several other paths. You may find yourself on short sections of the Longmont-to-Boulder (LOBO) Regional Trail, Coal Creek Trail, East Boulder Trail, and Vista Ridge Community Trail at various points along the loop.
The route passes through or near communities where you can find amenities. The Mountain Fountain itself is a destination that likely offers facilities. For other stops, plan to utilize services in Erie or other small towns you pass through. It's always a good idea to carry sufficient water and snacks.
Given that the route is primarily for racebikes but may include unpaved segments, a road bike with slightly wider tires (28-32mm) or a gravel bike would be ideal. This would provide comfort and capability for both paved and potentially unpaved sections, offering a more versatile ride.