Trail Run✓ Verified 2026-07-12
Tuesday Morning Trail Run
Tuesdays, 7:00am · 4–5 miles on trail
Beginner-friendlyNo-dropDog-friendlyFree
An early trail run on open-space singletrack — well-behaved dogs are common on these foothill trails.
Trail Running in Boulder
Group trail runs and fun runs on the valley’s singletrack and foothills.
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Trail Run✓ Verified 2026-07-12
Boulder Trail Runners Group Runs
Several no-drop runs weekly · Tue night, Wed morning, Thu 5:30pm, Sun long run · all speeds
Boulder-area trailheads (see club site)
Beginner-friendlyNo-dropDog-friendlyFree
A club built around Boulder singletrack; runs announced via the club’s Google Groups list. Includes a Thursday Happy Hour Run (5:30pm), Tuesday night run, Wednesday morning runs, and a Sunday long run.
Trail Run⚠ Needs verification
Women’s Group Runs
A couple of times a week · runs, jogs & hikes, 3–6 mi, all levels, coffee after
Rotating Boulder trails (e.g. Wonderland Lake)
Beginner-friendlyNo-dropDog-friendlyFree
Women-focused; mixes road, trail, and hikes with a strong social bent. Times posted per event on Meetup.
Trail Run⚠ Needs verification
Saturday Trail Run & Breakfast
Boulder Trail Running Breakfast Club
Saturday mornings · 2–4+ hours, easy to steep/technical, breakfast after
Carpool from downtown Boulder, or meet at the trailhead
Dog-friendlyFree
Start time and trailhead vary by week (posted on Meetup); pace and terrain range widely, so check the specific run.