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Activities and Programs

The activities below are offered by a variety of organizations and their dedicated volunteers. All programs are FREE unless noted below. Programs led by IRC-Certified Volunteers require pre-registration. No walk-up registrations will be permitted. Minors must be accompanied by a parent or guardian for all events. For policies of other organizations, please see the sign-up information provided.
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Our Activities and Programs

The activities listed are offered by a variety of organizations and their dedicated volunteers. All programs are FREE unless noted otherwise. Programs led by IRC-Certified Volunteers require pre-registration. No walk-up registrations will be permitted. Minors must be accompanied by a parent or guardian for all events. For policies of other organizations, please see the sign-up information provided.
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583 Events Found

Friday, December 5, 2025

Join us for a five-mile moderate fitness hike (averaging about 3 mph) with rolling hills before experiencing yoga the Cattle Camp. This historic old west setting connects us with the history of The Irvine Ranch and the barn’s outdoor stage...

Date:
Fri, 12/05/2025
Time:
8:00 am - 11:00 am
Where:
Bommer Canyon Preserve
Difficulty Rating:
3
Distance:
5 miles
Minimum Age:
18
Registration:
Registration Opens on 11/20/2025 at 8:00am

Looking for a way to give back to Nature this Autumn? Come help us behind the scenes at the Irvine Ranch Conservancy’s one-of-a-kind Native Seed Farm in Irvine! Every day at the farm is different; depending on the needs of...

Date:
Fri, 12/05/2025
Time:
8:00 am - 11:00 am
Where:
Native Seed Farm OCP
Difficulty Rating:
2
Minimum Age:
8
Registration:
Registration Opens on 11/20/2025 at 8:00am

Take a leisurely ride on beautiful Hall Canyon and Helo trail in the Black Star Wilderness Area, home of oak woodlands, grasslands, and coastal sage scrub. View evidence of the old ranch days when cattle once roamed the area and...

Date:
Fri, 12/05/2025
Time:
10:00 am - 1:00 pm
Where:
Black Star Canyon Wilderness Park
Difficulty Rating:
3
Distance:
3 miles
Minimum Age:
10
Registration:
Registration Opens on 11/20/2025 at 8:00am

Saturday, December 6, 2025

Bommer Canyon is home to a variety of birds whose unique songs and calls fill the air to enhance our experience in nature. In this activity we will focus on identifying birds by their vocalizations, making it an inclusive and...

Date:
Sat, 12/06/2025
Time:
7:30 am - 9:30 am
Where:
Bommer Canyon Preserve
Difficulty Rating:
1
Distance:
0.5 miles
Minimum Age:
16
Registration:
Registration Opens on 11/22/2025 at 8:00am

Looking for a way to give back to Nature this Autumn? Come help us behind the scenes at the Irvine Ranch Conservancy’s one-of-a-kind Native Seed Farm in Irvine! Every day at the farm is different; depending on the needs of...

Date:
Sat, 12/06/2025
Time:
8:00 am - 11:00 am
Where:
Native Seed Farm OCP
Difficulty Rating:
2
Minimum Age:
8
Registration:
Registration Opens on 11/22/2025 at 8:00am

Join us at Laguna Canyon Foundation Headquarters’ native plant nursery as we care for native plants from their seed stage to their mature, ready-to-be planted stage. Volunteers may collect seeds, sow seeds in flats, bump plants up, plant at restoration...

Date:
Sat, 12/06/2025
Time:
8:00 am - 11:00 am
Where:
Laguna Coast Wilderness Park
Difficulty Rating:
2
Minimum Age:
16

If you use the Wilderness Parks for hiking, biking, photography or just relaxing, Trail Work might be right up your alley! Get up close and personal with the trails you use; you’ll see them in a whole new way. No...

Date:
Sat, 12/06/2025
Time:
8:00 am - 12:00 pm
Where:
Laguna Coast Wilderness Park
Difficulty Rating:
3
Minimum Age:
16

PRE-REGISTRATION is REQUIRED for this event.  All participants are required to have, a printed copy or on their phone, the confirmation email to show through the window of their vehicle to drive through the entry gate. You will need the...

Date:
Sat, 12/06/2025
Time:
8:00 am - 2:00 pm
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
Variable
Distance:
Variable
Minimum Age:
All Ages
Family Friendly:
Yes
Registration:
Registration Opens on 11/26/2025 at 8:00am

PRE-REGISTRATION is REQUIRED for this event.  All participants are required to have, a printed copy or on their phone, the confirmation email to show through the window of their vehicle to drive through the entry gate. You will need the...

Date:
Sat, 12/06/2025
Time:
8:00 am - 2:00 pm
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
Variable
Distance:
Variable
Minimum Age:
All Ages
Family Friendly:
Yes
Registration:
Registration Opens on 11/26/2025 at 8:00am

Join us for a leisurely walk through the Native Seed Farm to see plants maturing throughout the year. We’ll stick to the hard-pack roads around the fields – bring your camera to take photos or simply enjoy the scenery. You’ll...

Date:
Sat, 12/06/2025
Time:
12:00 pm - 1:30 pm
Where:
Native Seed Farm COI
Difficulty Rating:
1
Distance:
1 miles
Minimum Age:
8
Registration:
Registration Opens on 11/21/2025 at 8:00am

Enjoy an afternoon family hike in Baker Canyon, part of OC Parks’ Irvine Ranch Open Space. We will hike along a flat trail as we watch for red-tailed hawks and mule deer. The hike will average 2 miles round trip...

Date:
Sat, 12/06/2025
Time:
2:30 pm - 5:00 pm
Where:
Black Star Canyon Wilderness Park
Difficulty Rating:
2
Distance:
2 miles
Minimum Age:
5
Family Friendly:
Yes
Registration:
Registration Opens on 11/21/2025 at 8:00am

You will enjoy a gorgeous sunset with panoramic views of Orange County while hiking in OC Parks’ Irvine Ranch Open Space on the paved Hicks Haul Road. This hike travels 6 miles, out and back crossing over Loma Ridge. This...

Date:
Sat, 12/06/2025
Time:
3:30 pm - 5:30 pm
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
3
Distance:
6 miles
Minimum Age:
16
Registration:
Registration Opens on 11/21/2025 at 8:00am

Sunday, December 7, 2025

The title says it all. This is your chance to venture deep in the Irvine Open Space Preserve. Join us for a challenging and beautiful adventure. Hiking distance is up to 17 miles and is designed for advanced hikers. Participants...

Date:
Sun, 12/07/2025
Time:
6:30 am - 1:30 pm
Where:
Bommer Canyon Preserve
Difficulty Rating:
5
Distance:
17 miles
Minimum Age:
18
Registration:
Registration Opens on 11/22/2025 at 8:00am

Join us for a challenging and beautiful adventure as we hike to the Hangman’s Tree Monument on Loma Ridge. Hike distance is 6 miles and affords fantastic views along the way, spanning the Pacific coastline, San Gabriel peaks and the...

Date:
Sun, 12/07/2025
Time:
7:00 am - 10:00 am
Where:
Orchard Hills
Difficulty Rating:
4
Distance:
6 miles
Minimum Age:
18
Registration:
Registration Opens on 11/21/2025 at 8:00am

Enjoy miles of lush oak studded canyons, fascinating rock formations and sweeping views from the Overlook Trail in the tranquility of the Weir Canyon back country, part of OC Parks’ Irvine Ranch Open Space. On a clear day we’ll be...

Date:
Sun, 12/07/2025
Time:
7:00 am - 11:00 am
Where:
Weir Canyon Nature Preserve
Difficulty Rating:
4
Distance:
9.5 miles
Minimum Age:
16
Registration:
Registration Opens on 11/22/2025 at 8:00am

Experience the beauty of Bommer Canyon that takes you to the back gate of Hogback Ridge, during this moderate-paced, interpretive hike in the Irvine Open Space Preserve. We’ll experience the mature coastal sage scrub and fantastic views overlooking the city...

Date:
Sun, 12/07/2025
Time:
7:30 am - 10:30 am
Where:
Bommer Canyon Preserve
Difficulty Rating:
3
Minimum Age:
12
Registration:
Registration Opens on 11/22/2025 at 8:00am

Be inspired by both the natural beauty and recent history of Newport Beach’s Buck Gully Reserve, as we explore this protected area and the collaboration that made it possible. Buck Gully is a natural coastal canyon that opened to the...

Date:
Sun, 12/07/2025
Time:
8:00 am - 10:30 am
Where:
Buck Gully Reserve
Difficulty Rating:
3
Distance:
4 miles
Minimum Age:
16
Registration:
Registration Opens on 11/29/2025 at 8:00am

We start our ride through OC Parks’ Irvine Ranch Open Space on the paved Hicks Haul Road, the extension of Jeffrey Rd north of Portola Pkwy. As we warm up on the climb to the top of the road, we...

Date:
Sun, 12/07/2025
Time:
8:00 am - 11:30 am
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
4
Distance:
16 miles
Minimum Age:
18
Registration:
Registration Opens on 11/22/2025 at 8:00am

The Irvine Ranch Open Space Ultra Distance, series is designed for experienced hikers who thrive on long days, big climbs, and the satisfaction of pushing physical and mental limits. This hike covers approximately 18 miles with 3,400 feet of elevation...

Date:
Sun, 12/07/2025
Time:
8:00 am - 1:00 pm
Where:
Fremont Canyon Nature Preserve
Difficulty Rating:
5
Minimum Age:
18
Registration:
Registration Opens on 11/21/2025 at 8:00am

Do you want to take a hike with other nature enthusiasts? Enjoy a 3.8-mile, moderate (600-ft. elevation gain) hike through Laurel and Willow Canyons led by Laguna Canyon Foundation volunteers in partnership with OC Parks. You will experience a variety...

Date:
Sun, 12/07/2025
Time:
8:30 am - 11:00 am
Where:
Laguna Coast Wilderness Park
Difficulty Rating:
3
Minimum Age:
12
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