The best cycling routes in Boulder County
4.6
(213)
7,212
riders
441
rides
Last updated: November 28, 2025
4.8
(4)
211
riders
38.4km
03:19
400m
400m
Hard bike ride. Good fitness required. You may need to push your bike for some segments of this route.
5.0
(2)
150
riders
37.2km
03:27
1,040m
1,040m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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5.0
(2)
147
riders
45.6km
02:54
480m
480m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
121
riders
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
102
riders
60.5km
04:21
1,260m
1,260m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.8
(8)
63
riders
32.3km
02:12
220m
220m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
82
riders
20.0km
01:42
470m
480m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
62
riders
19.2km
01:30
390m
390m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
52
riders
43.1km
02:40
130m
130m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
61
riders
53.2km
03:46
1,100m
1,100m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
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