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find Halloween events for every vibe.

Travel & outdoor events in Altadena, CA

Search for something you love or check out popular events in your area.

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Monarch Nature Trail Volunteer Day
Tomorrow at 9:00 AM + 2 more
McDonnell Center · Monarch Nature Trail
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Monarch Nature Trail Volunteer Day
Tomorrow at 9:00 AM + 2 more
McDonnell Center · Monarch Nature Trail
Nearly full
Outdoor Functional Patterns Group Class & BBQ
Tomorrow at 9:45 AM
The Gables · Mile Square Regional Park
Nearly full
Outdoor Functional Patterns Group Class & BBQ
Tomorrow at 9:45 AM
The Gables · Mile Square Regional Park
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Scavenger Hunt Moreno Valley
Today at 11:00 AM + 283 more
Sunnymead · Moreno Valley
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Scavenger Hunt Moreno Valley
Today at 11:00 AM + 283 more
Sunnymead · Moreno Valley
If you Travel & Live Luxe in Ontario, CA You Need to Own a Travel Biz!
Thu, Oct 23, 7:00 PM + 2 more
North Ontario · Comfort Suites Ontario Airport Convention Center
If you Travel & Live Luxe in Ontario, CA You Need to Own a Travel Biz!
Thu, Oct 23, 7:00 PM + 2 more
North Ontario · Comfort Suites Ontario Airport Convention Center
Nearly full
Women's Hike to Etiwanda Falls
Sat, Oct 11, 6:00 AM
Day Creek · Etiwanda Falls Trailhead
Nearly full
Women's Hike to Etiwanda Falls
Sat, Oct 11, 6:00 AM
Day Creek · Etiwanda Falls Trailhead
Industry Visit Week: Goodwill of Orange County
Tue, Oct 28, 11:00 AM
North Harbor · 410 N Fairview St
Industry Visit Week: Goodwill of Orange County
Tue, Oct 28, 11:00 AM
North Harbor · 410 N Fairview St
SAMO 2025 Trail Challenge- Paramount Ranch
Sat, Oct 18, 9:00 AM
Malibu Junction · Paramount Ranch
SAMO 2025 Trail Challenge- Paramount Ranch
Sat, Oct 18, 9:00 AM
Malibu Junction · Paramount Ranch
Saturday Coastal Sage Scrub Restoration: Cheeseboro Canyon
Sat, Nov 8, 9:00 AM + 7 more
Malibu Junction · 5792 Chesebro Rd
Saturday Coastal Sage Scrub Restoration: Cheeseboro Canyon
Sat, Nov 8, 9:00 AM + 7 more
Malibu Junction · 5792 Chesebro Rd
Just added!
The Nature Connection
Sat, Oct 11, 9:00 AM
Park Royale · Children's Home Society of California
Just added!
The Nature Connection
Sat, Oct 11, 9:00 AM
Park Royale · Children's Home Society of California
Just added!
Campers & Coffee - Four Wheel Campers of Southern California
Sat, Nov 15, 8:00 AM
Rochester · 9008 Hyssop Dr
Just added!
Campers & Coffee - Four Wheel Campers of Southern California
Sat, Nov 15, 8:00 AM
Rochester · 9008 Hyssop Dr
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Bird Walks at Prime Desert Woodland Preserve
Tomorrow at 7:00 AM + 4 more
Lancaster · Prime Desert Woodland Preserve
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Bird Walks at Prime Desert Woodland Preserve
Tomorrow at 7:00 AM + 4 more
Lancaster · Prime Desert Woodland Preserve
Fall Migratory Bird Walk @ Irvine Regional Park
Sun, Oct 19, 8:00 AM
Cowan Heights · Irvine Regional Park
Fall Migratory Bird Walk @ Irvine Regional Park
Sun, Oct 19, 8:00 AM
Cowan Heights · Irvine Regional Park
Networking on the Move: Women Hiking
Fri, Oct 10, 7:30 AM
Cowan Heights · Peters Canyon North Trailhead
Networking on the Move: Women Hiking
Fri, Oct 10, 7:30 AM
Cowan Heights · Peters Canyon North Trailhead
Winter Trails: Hiking & Snowshoeing
Wed, Oct 22, 6:00 PM
South Harbor · Sports Basement Orange County
Winter Trails: Hiking & Snowshoeing
Wed, Oct 22, 6:00 PM
South Harbor · Sports Basement Orange County
Backpacking Catalina Island
Wed, Nov 5, 6:00 PM
South Harbor · Sports Basement Orange County
Backpacking Catalina Island
Wed, Nov 5, 6:00 PM
South Harbor · Sports Basement Orange County
Get a head start on 2026 Adventure planning
Wed, Dec 10, 6:00 PM
South Harbor · Sports Basement Orange County
Get a head start on 2026 Adventure planning
Wed, Dec 10, 6:00 PM
South Harbor · Sports Basement Orange County
Mini Nature Reserve Installation - 3rd Birthday!/3er Cumpleaños
Sat, Oct 18, 10:00 AM
Downtown Oxnard · Oxnard, CA
Mini Nature Reserve Installation - 3rd Birthday!/3er Cumpleaños
Sat, Oct 18, 10:00 AM
Downtown Oxnard · Oxnard, CA
Catalina Crusade Amazing Race & Tour
Today at 11:00 AM + 149 more
Avalon · Catalina Coffee & Cookie Co
Catalina Crusade Amazing Race & Tour
Today at 11:00 AM + 149 more
Avalon · Catalina Coffee & Cookie Co
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You Sleuth Augmented Reality Detective Experience
Today at 11:00 AM + 330 more
Downtown Oxnard · Oxnard
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You Sleuth Augmented Reality Detective Experience
Today at 11:00 AM + 330 more
Downtown Oxnard · Oxnard
Oxnard Murder Mystery: Death in the Shadows
Today at 10:00 AM + 312 more
Wilson · 250298 W 2nd St
Oxnard Murder Mystery: Death in the Shadows
Today at 10:00 AM + 312 more
Wilson · 250298 W 2nd St

Trends in Altadena

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Frequently asked questions about Altadena

What are the best events to attend?

According to Eventbrite, the best events are:

Monarch Nature Trail Volunteer Day

Outdoor Functional Patterns Group Class & BBQ

If you Travel & Live Luxe in Ontario, CA You Need to Own a Travel Biz!

Women's Hike to Etiwanda Falls

Which events are currently trending in Altadena?

The trending searches this month in Altadena are:

halloween events

events happening today near me

eaton wildfires

Which events are coming up?

Discover the best events happening soon – you don't want to miss them:

Oxnard Murder Mystery: Death in the Shadows

Scavenger Hunt Moreno Valley

Catalina Crusade Amazing Race & Tour

You Sleuth Augmented Reality Detective Experience