Outdoor activities

in Boulder, CO

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

Hiking

MOUNTAIN LION TRAIL LOOP, GOLDEN GATE CANYON STATE PARK!

MOUNTAIN LION TRAIL LOOP, GOLDEN GATE CANYON STATE PARK!

Sun, Mar 22 · 8:00 AM MDT

by Alpine Adventurers Hiking

Weds Afternoon Hike - Niwot Loop

Weds Afternoon Hike - Niwot Loop

Wed, Mar 25 · 3:45 PM MDT

by Boulder Social Hikers, Bikers and More!

Bowling in Longmont

Bowling in Longmont

Mon, Mar 23 · 3:45 PM MDT

by The Boulder/Denver Grey Wolves [Mis]adventure Group

Red Rocks to Dakota Trail Loop & Optional Dinosaur 🦕 Tracks

Red Rocks to Dakota Trail Loop & Optional Dinosaur 🦕 Tracks

Mon, Mar 16 · 8:55 AM MDT

by Rise and Hike! Fit & Fun Weekday Hikers

Walking

Hate Small Talk? Come Volley Ideas Instead

Hate Small Talk? Come Volley Ideas Instead

Tue, Mar 24 · 7:00 PM MDT

by No Small Talk - Volley Ideas

St. Vrain Greenway
Morning Nature Walk

St. Vrain Greenway Morning Nature Walk

Tue, Mar 17 · 9:00 AM MDT

by Longmont Walks

Sunday in Boulder Run & Walk

Sunday in Boulder Run & Walk

Sun, Mar 22 · 9:15 AM MDT

by Colorado Frontrunners: LGBTIQ+ Running & Walking group

Pella Crossing Noon Hour Nature Walk

Pella Crossing Noon Hour Nature Walk

Fri, Mar 20 · 12:00 PM MDT

by Longmont Walks

Running

March into Glam Drag Bingo Brunch! ($10-$15 Entry Fee)

March into Glam Drag Bingo Brunch! ($10-$15 Entry Fee)

Sun, Mar 22 · 9:30 AM MDT

by Longmont Brunch Social Club

THURSDAY NIGHT Weekly Social Run at Shoes and Brews!

THURSDAY NIGHT Weekly Social Run at Shoes and Brews!

Thu, Mar 19 · 6:00 PM MDT

by Longmont Running

Achilles community run and walk

Achilles community run and walk

Thu, Mar 19 · 5:30 PM MDT

by Boulder Achilles running and walking

Saturday morning group run

Saturday morning group run

Sat, Mar 21 · 8:00 AM MDT

by Road Runner Sports Run Group

Cycling

Spring Is Back!!!!

Spring Is Back!!!!

Wed, Mar 18 · 5:30 PM MDT

by Long Mont Velo Bikeshop

Spin Into the Setting Sun 2026 & Farewell to Paul Chamberlin

Spin Into the Setting Sun 2026 & Farewell to Paul Chamberlin

Tue, Mar 17 · 5:30 PM MDT

by St Vrain Chain Gang Bicycling Club (SVCG) - Longmont, CO

Let's Get Together for an Early Morning Run and Coffee!

Let's Get Together for an Early Morning Run and Coffee!

Fri, Mar 20 · 7:00 AM MDT

by Boulder Women's Running Club

DIY Suspension Maintenance: 50-Hour Service Workshop

DIY Suspension Maintenance: 50-Hour Service Workshop

Sat, Mar 28 · 12:00 PM MDT

by Boulder "Learn to Fix Your Bike" Group

Suggested groups

Looking for something more?

Meet new friends

Sports & Hobbies

All events in Boulder