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Outdoor activities

in Lyons, CO

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

Hiking

❄️🏔️Snowshoeing Adventure @Estes Park

Sat, Jan 10, 2026 · 08:00 MST

❄️🏔️Snowshoeing Adventure @Estes Park

by Denver Meetup (Millennial + Gen Z)

Walk 360 Mini-Loop: South Urban Hike (last one!)

Sat, Dec 13 · 09:00 MST

Walk 360 Mini-Loop: South Urban Hike (last one!)

by Boulder Ramblers

Sullivan Gulch (A+)

Sat, Jan 17, 2026 · 07:30 MST

Sullivan Gulch (A+)

by Loveland Mountain Club MEMBERS ONLY Group

Upper Beaver Meadows Trail (A)

Sat, Jan 31, 2026 · 07:30 MST

Upper Beaver Meadows Trail (A)

by Loveland Mountain Club MEMBERS ONLY Group

Walking

Women Walking: Longmont

Fri, Dec 19 · 07:30 MST

Women Walking: Longmont

by Women Walking: Longmont

Pella Crossing Noon Hour Nature Walk

Fri, Dec 19 · 12:00 MST

Pella Crossing Noon Hour Nature Walk

by Longmont Walks

Walk in the New Year with Intention!

Thu, Jan 1, 2026 · 10:30 MST

Walk in the New Year with Intention!

by Longmont Walks

Niwot & Lobo Loop, Brisk Pace

Tue, Dec 16 · 11:00 MST

Niwot & Lobo Loop, Brisk Pace

by Boulder Social Hikers, Bikers and More!

Running

1st Run

Sat, Dec 13 · 09:30 MST

1st Run

by Just For Run: All body types, all ability levels Just start!

THURSDAY NIGHT Weekly Social Run at Shoes and Brews!

Thu, Dec 18 · 18:00 MST

THURSDAY NIGHT Weekly Social Run at Shoes and Brews!

by Longmont Running

Achilles community run and walk

Thu, Dec 18 · 16:30 MST

Achilles community run and walk

by Boulder Achilles running and walking

Achilles run and walk

Sun, Dec 14 · 10:00 MST

Achilles run and walk

by Boulder Achilles running and walking

Cycling

How to Tune Your Rear Derailleur (December 13th at noon)

Sat, Dec 13 · 12:00 MST

How to Tune Your Rear Derailleur (December 13th at noon)

by Boulder "Learn to Fix Your Bike" Group

Boulder Airport Route on Sunday

Sun, Dec 14 · 13:00 MST

Boulder Airport Route on Sunday

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

2:30 Start! SVCG Thursday Night Ride (SUNS) 2:30 pm!

Thu, Dec 18 · 14:30 MST

2:30 Start! SVCG Thursday Night Ride (SUNS) 2:30 pm!

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

Help Longmont's annual bike giveaway

Fri, Dec 12 · 18:00 MST

Help Longmont's annual bike giveaway

by Longmont Easy Riders

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