Boulder Valley Ranch

Boulder, Colorado

A working cattle ranch that has multiple trails - some are open to bikes. Combination dirt road, doubletrack, and singletrack. There is a lot of singletrack along the dirt roads. One...

Picture Rock Trail

Lyons, Colorado

This is a great way to access the Heil Valley Ranch trails, especially if you don't want to do the climbing of Wapiti Trail. There are some cool old buildings (and an old, broken-down,...

Heil Valley Ranch

Boulder, Colorado

There are currently 13.5 miles of bike-legal trails at Heil Valley ranch, but in order to ride all of them at once you’d have to do at least 23-24 miles of pedaling. The trail...

Bald Mountain Trail

Boulder, Colorado

The trail is short with a really steep section, that is also short... Ride the trail CCW, about 10 times. Going CW there is a 5 foot technical section that is tough because you're...

Ceran Saint Vrain Loop

Ward, Colorado

Fairly easy trail, not much climbing. Some hazards are the technical parts of the trail trail being along a steep drop, beginners, of if your not sure of your abilities, walk your...

Chapman Drive

Boulder, Colorado

A somewhat steep 940 ft elevation gain climb up the backside of Flagstaff Mountain along a disused, double track, 1930's era Civilian Conservation Corps dirt road. Highlights include...

Coulson Gulch

Lyons, Colorado

This is a sweet descent down to the North Saint Vrain River, then the trail follows the river upstream a couple of miles. It is easy to follow. When you get to the bottom, take a right....

CU Dirt Jumps

Boulder, Colorado

This .75 mile network of singletrails / doubletrails contains numerous dirt jumps that are scattered throughout the area. It keeps me excited and interested for countless hours, and has...

Lobo Trail

Longmont, Colorado

The trail is a graded double track (with some paved greenway) that follows the train tracks diagonally from Longmont to Boulder, Colorado

Bunce School Road To T33 Crash Site

Lyons, Colorado

Bunce School road is mostly class 2 except about a half mile in the middle that was loose and steep (class 4). Take FR202 to FR203 to a hiking trail to get to the crash site. 203 has a...

Buchanan Pass

Lyons, Colorado

Begin going west from the parking lot on the 4x4 road. Very shortly, there will be a trail that drops to the right and crosses the creek--that's it. Follow it 4.5 miles to the...

Johnny Park Road

Allenspark, Colorado

Trails are open to motorized vehicles.

Davidson Mesa

Louisville, Colorado

This is a small network of trails that you can link together in various ways. Most of it is pretty tame, including the steepest trail that goes off the mesa. A good ride for kids....

Dirty Bismarck

Boulder, Colorado

A mountain bike version of the classic Morgul-Bismarck loop. The ride is a mix of smooth gravel road-type riding and some mild singletrack; this is an easy ride from a technical...

Marshall Mesa Area

Boulder, Colorado

Some single, some doubletrack. Not too much climbing and nothing technical at all, but makes a great night ride.

Coalton Trail

Boulder, Colorado

This is a very mild trail from a technical standpoint, and is mostly flat other than one very steep (though short) hill. This trail isn't anything special, but it can be used to link...

Doudy Draw Trail

Boulder, Colorado

1.7 mile + 0.5 mile to intersection with Community Ditch Trail. Meanders southward along the draw to the junction with the South Spring Brook Loop Trail (2.3 miles). After the Spring...

Marshall Road Open Spaces

Superior, Colorado

This trail is fairly easy except for the first climb. Take a look at the trailhead for the route you would like to take. The trail changes in several directions and make sure you...

Flatirons Vista

A quick, easy, smooth trail. Good for testing out new tires or pedals, but not great for pounding out a lot of miles. You can use this to connect to Dowdy Draw, Community Ditch,...

Greenbelt Plateau

An extremely mild, easy trail. Gentle climbs and descents on coarse gravel that's very stable. Extremely few rocks. A good trail for teaching your kids to ride off the road, or for a...