Outdoor activities

in Brea, CA

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

Hiking

East Fence Line Trail Hike - Chino Hills State Park

East Fence Line Trail Hike - Chino Hills State Park

Sat, Oct 24 · 09:00 PDT

by Puente/Chino Hills Hikes (Sierra Club)

Halloween 2026 Night Hike #5 (Oct 25)

Halloween 2026 Night Hike #5 (Oct 25)

Sun, Oct 25 · 18:00 PDT

by SoCal Science Hikes

Halloween 2026 Night Hike #4 (Oct 24)

Halloween 2026 Night Hike #4 (Oct 24)

Sat, Oct 24 · 18:00 PDT

by SoCal Science Hikes

Lower Aliso Creek/Scully Ridge Trail, Chino Hills State Park

Lower Aliso Creek/Scully Ridge Trail, Chino Hills State Park

Sat, Nov 21 · 09:00 PST

by Puente/Chino Hills Hikes (Sierra Club)

Walking

BarkClub Spooky Social — Walk, Costumes + Photos

BarkClub Spooky Social — Walk, Costumes + Photos

Sun, Oct 25 · 16:30 PDT

by BarkClub Social Club — Rancho Cucamonga

10,000 Steps Hikes

10,000 Steps Hikes

Sun, Oct 25 · 16:00 PDT

by Puente Hills Preserve Hikers

Brea Carbon Canyon Nature Walk and Chicana Vegana Lunch in Fullerton (read info)

Brea Carbon Canyon Nature Walk and Chicana Vegana Lunch in Fullerton (read info)

Sun, Nov 8 · 11:30 PST

by The Orange County Veggie Meetup Group

East Fence Line Trail Hike - Chino Hills State Park

East Fence Line Trail Hike - Chino Hills State Park

Sat, Oct 24 · 09:00 PDT

by Puente/Chino Hills Hikes (Sierra Club)

Running

Cypress Park to the LA River 5K + Coffee

Cypress Park to the LA River 5K + Coffee

Sun, Oct 25 · 07:00 PDT

by Cypress Park / Mt. Washington Run Club

SIC Culture 5K & New Balance Demo

SIC Culture 5K & New Balance Demo

Fri, Oct 23 · 08:00 PDT

by A Snail's Pace Running Shop Weekly Runs

ASP x Adidas Demo & Social Run

ASP x Adidas Demo & Social Run

Tue, Oct 27 · 18:00 PDT

by A Snail's Pace Running Shop Weekly Runs

ASP x Puma Demo & Social Run

ASP x Puma Demo & Social Run

Mon, Oct 26 · 18:00 PDT

by A Snail's Pace Running Shop Weekly Runs

Cycling

NOTE: 7:30AM ROLLOUT Lvl 3: EZ Thursday Ride (23.8 mi)

NOTE: 7:30AM ROLLOUT Lvl 3: EZ Thursday Ride (23.8 mi)

Thu, Oct 29 · 07:15 PDT

by BOBie Cycling Club

7:30AM ROLLOUT Lvl 3: NEW ROUTE TUES A.M. RIDE

7:30AM ROLLOUT Lvl 3: NEW ROUTE TUES A.M. RIDE

Tue, Oct 27 · 07:15 PDT

by BOBie Cycling Club

Fullerton - ARTIC, San Clemente, Oceanside

Fullerton - ARTIC, San Clemente, Oceanside

Sat, Oct 24 · 06:15 PDT

by BOBie Cycling Club

Bonelli Loops

Bonelli Loops

Wed, Oct 28 · 18:00 PDT

by Cycling Connection Rancho Cucamonga

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