Outdoor activities

in Waltham, MA

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

Hiking

Crystal Springs, Virginia Wood and MWRA Reservoir

Crystal Springs, Virginia Wood and MWRA Reservoir

Tue, May 26 · 10:30 AM EDT

by Hike the Middlesex Fells

Blue Hills Reservation- Buck Hill from Houghton Pond (Milton MA)

Blue Hills Reservation- Buck Hill from Houghton Pond (Milton MA)

Sat, May 30 · 9:15 AM EDT

by Let’s Get Hiking!

Fells Ponds Hike

Fells Ponds Hike

Thu, Jun 4 · 10:00 AM EDT

by Hike the Middlesex Fells

Breakheart Sunday hike

Breakheart Sunday hike

Tue, May 26 · 10:00 AM EDT

by The Boston Hiking Meetup Group

Walking

Walk and Brunch

Walk and Brunch

Sat, May 30 · 9:00 AM EDT

by Healthy Moving

Nature Walk, Arnold Arboretum

Nature Walk, Arnold Arboretum

Sat, May 30 · 10:00 AM EDT

by Nature Walking Group in Arnold Arboretum

Afternoon walk at Fresh Pond

Afternoon walk at Fresh Pond

Tue, May 26 · 12:30 PM EDT

by Boston Walking Meetup Group

Weekly Multigroup Community Sunset Walk at Fresh Pond+optional dinner 6:00pm EDT

Weekly Multigroup Community Sunset Walk at Fresh Pond+optional dinner 6:00pm EDT

Sun, May 31 · 6:00 PM EDT

by Boston Walking Meetup Group

Running

Run @ Bruce Freeman Trail

Run @ Bruce Freeman Trail

Thu, May 28 · 5:00 PM EDT

by Healthy Moving

Lazy Sunday Run and Coffee Social

Lazy Sunday Run and Coffee Social

Sun, May 31 · 8:00 AM EDT

by Dashing Whippets Running Team - Boston Chapter

5-6 Mile Run Starting From Davis Square

5-6 Mile Run Starting From Davis Square

Tue, May 26 · 6:30 PM EDT

by Davis Square Runners

Couch to 5k Spring 2026 - MOCK 5k DAY !!!!

Couch to 5k Spring 2026 - MOCK 5k DAY !!!!

Sun, Jun 7 · 10:00 AM EDT

by Marlborough Couch to 5K

Cycling

Charles River Loop - longer version

Charles River Loop - longer version

Sun, Jun 14 · 9:00 AM EDT

by North Shore Bicycling For Fun

Concord-Carlisle Ride

Concord-Carlisle Ride

Thu, Jun 4 · 5:45 PM EDT

by AMC Boston Bike Committee

Tuesday evening Road Ride-Concord

Tuesday evening Road Ride-Concord

Tue, Jun 2 · 6:00 PM EDT

by AMC Boston Bike Committee

(Boston)-Andover-Portsmouth-Portland-Bath -(Boston) 3-day multimodal bike tour

(Boston)-Andover-Portsmouth-Portland-Bath -(Boston) 3-day multimodal bike tour

Sat, Jun 20 · 6:30 AM EDT

by Greater Boston and New England Area Cycling

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