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.

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.

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.

Hall Ranch

Boulder, Colorado

A physically and technically demanding loop near Boulder that climbs through rough singletrack, a valley meadow, and switchbacks on Bitterbrush and Nelson Loop trails.

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.

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.

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.

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.

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.

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.

Mud Lake

Nederland, Colorado

Two short, easy loops around a pretty lake near Nederland — perfect for beginners who want a scenic, no-pressure ride through the Colorado high country.

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.

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.

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.

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.

High Plains Trail

Superior, Colorado

Non-technical high plains singletrack west of Superior connecting Coalton Trail to Marshal Mesa, with prairie grass, wildflowers, Flatirons views, a cool ditch crossing, and fast flowing new trail segments.

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.

Mountain Lion Trail

Golden, Colorado

A classic clockwise Golden loop on the Mountain Lion trail past a pond, an old settlement, rocky creek crossings, and a summit descent — stunning range terrain at Jefferson County Open Space.