Outdoor activities

in Longmont, CO

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

Hiking

Boulder Walk 180: Western Half of the Slow Marathon

Boulder Walk 180: Western Half of the Slow Marathon

Sat, Jun 13 · 7:30 AM MDT

by Boulder Ramblers

Walk 360 Slow Marathon

Walk 360 Slow Marathon

Sat, Jun 27 · 7:00 AM MDT

by Boulder Ramblers

McIntosh Lake Summer Solstice Hike, Kayak, and Picnic

McIntosh Lake Summer Solstice Hike, Kayak, and Picnic

Sun, Jun 21 · 7:00 AM MDT

by Loveland Mountain Club MEMBERS ONLY Group

June Boulder Group CMC meetup

June Boulder Group CMC meetup

Tue, Jun 9 · 8:30 PM MDT

by Colorado Mountain Club (CMC) Boulder

Walking

Walking Talking Men - Boulder

Walking Talking Men - Boulder

Sat, Jun 13 · 9:00 AM MDT

by Walking Talking Men - Boulder

Boulder Reservoir "Beach" Walk Followed by Spitz Mediterranean

Boulder Reservoir "Beach" Walk Followed by Spitz Mediterranean

Sat, Jun 6 · 9:00 AM MDT

by Longmont Walks

St. Vrain Greenway
Morning Nature Walk

St. Vrain Greenway Morning Nature Walk

Tue, Jun 9 · 8:00 AM MDT

by Longmont Walks

Pella Crossing Noon Hour Nature Walk

Pella Crossing Noon Hour Nature Walk

Fri, Jun 5 · 12:00 PM MDT

by Longmont Walks

Running

THURSDAY NIGHT Weekly Social Run at Shoes and Brews!

THURSDAY NIGHT Weekly Social Run at Shoes and Brews!

Thu, Jun 11 · 6:00 PM MDT

by Longmont Running

Achilles community run and walk

Achilles community run and walk

Thu, Jun 11 · 5:30 PM MDT

by Boulder Achilles running and walking

Sunday in Boulder Run & Walk

Sunday in Boulder Run & Walk

Sun, Jun 7 · 9:15 AM MDT

by Colorado Frontrunners: LGBTIQ+ Running & Walking group

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

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

Fri, Jun 5 · 7:00 AM MDT

by Boulder Women's Running Club

Cycling

Spin Into the Setting Sun 2026 Rabbit Mountain 24mi

Spin Into the Setting Sun 2026 Rabbit Mountain 24mi

Tue, Jun 9 · 5:30 PM MDT

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

Road bike ride

Road bike ride

Tue, Jun 9 · 8:00 AM MDT

by St. Vrain Cyclists - (prev. Longmont Easy Riders)

Swift Cycling Road Ride

Swift Cycling Road Ride

Sat, Jun 6 · 9:00 AM MDT

by Swift Cycling

Walden Ponds in Boulder to Longmont Rec Center

Walden Ponds in Boulder to Longmont Rec Center

Mon, Jun 8 · 10:00 AM MDT

by E Bike Riders 65 and Older

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