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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

Pastries, Peaks & Park Hangout: Mt. Davidson Hike

Sat, Jan 10, 2026 · 10:00 AM PST

Pastries, Peaks & Park Hangout: Mt. Davidson Hike

by Have Fun Make Friends SF

Gorgeous Pantoll Quad Hike with waterfall, Bolinas Ridge. 6.8 miles/1300 ft

Sun, Dec 28 · 9:00 AM PST

Gorgeous Pantoll Quad Hike with waterfall, Bolinas Ridge. 6.8 miles/1300 ft

by Marin Women's Hiking Group

Rodeo Beach (6 miles)

Thu, Jan 1, 2026 · 1:00 PM PST

Rodeo Beach (6 miles)

by The East Bay Hiking Club for Millenials

A Waterfront Walk to S.F.'s Maritime Sites

Sat, Jan 3, 2026 · 10:45 AM PST

A Waterfront Walk to S.F.'s Maritime Sites

by Walking in San Francisco for Health and History

Walking

Audiobook + Walking SF's 49 Mile Scenic Drive (a few miles at a time)

Sun, Jan 11, 2026 · 10:00 AM PST

Audiobook + Walking SF's 49 Mile Scenic Drive (a few miles at a time)

by From The Mixed Up Walks- Audiobook Walks Explore SF

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

Sat, Jan 3, 2026 · 11:00 AM PST

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

by Albany Area Walkers

Let's Get Outside and WALK!

Sun, Dec 28 · 9:30 AM PST

Let's Get Outside and WALK!

by Women Who Walk

Carson Falls hike, 5 mi., 1500 ft elevation gain.

Sun, Dec 28 · 10:00 AM PST

Carson Falls hike, 5 mi., 1500 ft elevation gain.

by North Bay 50+ Nature and Outdoors

Running

Longevity Happy Hour

Tue, Jan 13, 2026 · 5:00 PM PST

Longevity Happy Hour

by San Francisco Longevity Network

Hot Chocolate Run | 5K, 10K, 15K (San Francisco)

Sun, Jan 11, 2026 · 7:00 AM PST

Hot Chocolate Run | 5K, 10K, 15K (San Francisco)

by Runnin for Rhett | Blue Crew Workout Group

Thursday Night Trail Run (Intermediate)

Thu, Jan 1, 2026 · 6:00 PM PST

Thursday Night Trail Run (Intermediate)

by Marin Running Club

Tuesday Night Bunny Run (Beginner)

Tue, Dec 30 · 5:00 PM PST

Tuesday Night Bunny Run (Beginner)

by Marin Running Club

Cycling

4th Annual SF Holiday Lights Ride! ˜10 miles (Ride #114)

Sun, Dec 28 · 5:00 PM PST

4th Annual SF Holiday Lights Ride! ˜10 miles (Ride #114)

by East Bay Bike & Music

Ride Like a Girl – Women's MTB Ride – Location TBD

Sat, Jan 17, 2026 · 8:30 AM PST

Ride Like a Girl – Women's MTB Ride – Location TBD

by Bicycle Trails Council of the East Bay

San Francisco Bike Party #162

Fri, Jan 2, 2026 · 7:30 PM PST

San Francisco Bike Party #162

by San Francisco Bike Party Meetup

BTCEB Board Meeting - IN PERSON

Wed, Jan 7, 2026 · 7:00 PM PST

BTCEB Board Meeting - IN PERSON

by Bicycle Trails Council of the East Bay

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