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Outdoor activities

in Mill Valley, CA

Discover outdoor activities in Mill Valley with Meetup. Whatever your interest, Meetup helps you connect with like-minded people.

Hiking

Exploring Tiburon

Exploring Tiburon

Sat, Feb 21 · 11:45 PST

by Have Fun Make Friends SF

Skyline College to Mori Point 7.5mi Moderate Plus Hike

Skyline College to Mori Point 7.5mi Moderate Plus Hike

Sat, Mar 7 · 13:00 PST

by Sleep Late and Hike

Walking Mt. Tam: Trails of Creativity

Walking Mt. Tam: Trails of Creativity

Sat, Feb 14 · 09:00 PST

by Official Mt. Tamalpais State Park Docent Led Hiking Group

WE WALK THE PRESIDIO & GO INSIDE MORE BUILDINGS THAN BEFORE!

WE WALK THE PRESIDIO & GO INSIDE MORE BUILDINGS THAN BEFORE!

Sat, Feb 14 · 11:00 PST

by Walking in San Francisco for Health and History

Walking

Dynamic Talks. AI Agents Memory: State Of The Art For 2026

Dynamic Talks. AI Agents Memory: State Of The Art For 2026

Thu, Feb 5 · 17:30 PST

by Grid Dynamics | Dynamic Talks – For AI Engineers & Tech Prof

Brisk Walk & Shop--SW corner Ordway & Marin, Albany, 11a

Brisk Walk & Shop--SW corner Ordway & Marin, Albany, 11a

Sat, Feb 7 · 11:00 PST

by Albany Area Walkers

Haight-Ashbury Victorians & Walk to Eastside of Golden Gate Park

Haight-Ashbury Victorians & Walk to Eastside of Golden Gate Park

Sun, Feb 8 · 10:30 PST

by Walking with a Guide

Walking Mt. Tam: Trails of Creativity

Walking Mt. Tam: Trails of Creativity

Sat, Feb 14 · 09:00 PST

by Official Mt. Tamalpais State Park Docent Led Hiking Group

Running

Magic Miles Run Club

Magic Miles Run Club

Sat, Feb 7 · 07:00 PST

by Magic Miles Run Club

Sunday Morning Run

Sunday Morning Run

Sun, Feb 8 · 10:00 PST

by Slow Runners Club

Tuesday Night Trail Run (Intermediate)

Tuesday Night Trail Run (Intermediate)

Tue, Feb 3 · 18:00 PST

by Marin Running Club

RISE + RUN W/ MORGAN

RISE + RUN W/ MORGAN

Wed, Feb 4 · 07:00 PST

by Rise By We San Francisco Running Group

Cycling

Unicycle Club Practice at Circus Center

Unicycle Club Practice at Circus Center

Sun, Feb 8 · 17:00 PST

by San Francisco Unicycle Club

Ride from Brickyard Cove to Richmond Marina, break, and return

Ride from Brickyard Cove to Richmond Marina, break, and return

Tue, Feb 3 · 10:00 PST

Ride Like a Girl – Women's MTB Ride – China Camp

Ride Like a Girl – Women's MTB Ride – China Camp

Sat, Feb 21 · 08:30 PST

by Bicycle Trails Council of the East Bay

San Francisco Bike Party #163

San Francisco Bike Party #163

Fri, Feb 6 · 19:30 PST

by San Francisco Bike Party Meetup

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