Boulder Valley Ranch

Boulder, Colorado

Dirt road, doubletrack, and singletrack wind through a working cattle ranch near Boulder, with good plains and mountain views and a connection to Boulder Reservoir via Eagle and Sage trails.

Picture Rock Trail

Lyons, Colorado

Access to Heil Valley Ranch trails past old buildings and a shot-up car, with the option to extend through Wild Turkey, Ponderosa, and the top-of-ranch loops.

Heil Valley Ranch

Boulder, Colorado

Over 13.5 miles of bike-legal singletrack at Heil Valley Ranch near Boulder with characteristic Front Range rockiness, serious flow on the descents, and amazing views from the ridge top.

Bald Mountain Trail

Boulder, Colorado

A short, steep trail on Bald Mountain with a spectacular summit view — ride counter-clockwise to avoid the technical uphill section, and keep an eye out for mountain lions.

Ceran Saint Vrain Loop

Ward, Colorado

Fairly easy trails in a scenic valley near Ward with some technical sections along steep drops — plenty of exploring possible, but the area can be confusing; expect company on weekends.

Chapman Drive

Boulder, Colorado

A 940-foot climb up the backside of Flagstaff Mountain on a 1930s CCC dirt road, with vintage stone bridges and views north to Longs Peak — downhill access added in April 2013.

Coulson Gulch

Lyons, Colorado

A sweet descent to the North Saint Vrain River, then a couple of miles following the river upstream — easy to follow, with optional connections to Button Rock Preserve.

CU Dirt Jumps

Boulder, Colorado

A compact 0.75-mile jump network with dirt jumps for all levels — from beginners catching their first air to advanced riders launching big.

Lobo Trail

Longmont, Colorado

A graded double-track trail (with some paved greenway) following train tracks diagonally across the Front Range from Longmont to Boulder.

Bunce School Road To T33 Crash Site

Lyons, Colorado

A mostly Class 2 doubletrack ride near Lyons, Colorado with a middle Class 4 stretch — leading to a WWII T-33 jet crash site with large aluminum fragments still visible on the ground.

Buchanan Pass

Lyons, Colorado

A 4.5-mile singletrack that drops to a creek crossing and follows it to the wilderness boundary — or loop it with the 4x4 road and Buchanan Pass for technical descents.

Johnny Park Road

Allenspark, Colorado

A forest road near Allenspark, Colorado open to motorized vehicles — a simple, accessible ride or drive through the area.

Davidson Mesa

Louisville, Colorado

A small network of tame trails linking together in various ways across the mesa — the steepest trail is still manageable, making this a great ride for kids.

Dirty Bismarck

Boulder, Colorado

A classic mountain bike loop on smooth gravel and mild singletrack — an easy technical ride with a great aerobic punch if you push the pace through Boulder's greenbelt trails.

Marshall Mesa Area

Boulder, Colorado

A mix of single and doubletrack with minimal climbing and no technical sections — smooth enough by day and perfectly suited for a mellow night ride.

Coalton Trail

Boulder, Colorado

A mild, mostly flat connector trail near Boulder with one short steep hill — useful for linking the Meadowlark Trail and High Plains Trail.

Doudy Draw Trail

Boulder, Colorado

A 1.7-mile trail meandering through open ponderosa pine savannah south of Boulder — connecting to Flatirons Vista and the South Spring Brook Loop Trail.

Marshall Road Open Spaces

Superior, Colorado

A beginner and recovery-friendly mountain bike route near Superior through open space connecting to Eldorado Canyon, with a canal bridge start, a descent to Highway 93, and optional loop via jeep road.

Flatirons Vista

A quick, smooth trail near Boulder with great Flatirons views throughout — connects easily to Dowdy Draw, Community Ditch, and the broader Boulder trail network for a longer ride.

Greenbelt Plateau

An extremely mild coarse-gravel trail with gentle climbs and almost no rocks — ideal for introducing kids to off-road riding or shaking off road legs.