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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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568 Events Found

Friday, November 21, 2025

Come along with us on this early morning hike into beautiful Limestone Canyon Nature Preserve, part of OC Parks’ Irvine Ranch Open Space. You’ll be rewarded with a spectacular view of The Sinks as well as sweeping views of Orange...

Date:
Fri, 11/21/2025
Time:
7:00 am - 11:00 am
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
5
Distance:
10 miles
Minimum Age:
18
Registration:
Registration Opens on 11/06/2025 at 8:00am

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, 11/21/2025
Time:
8:00 am - 11:00 am
Where:
Bommer Canyon Preserve
Difficulty Rating:
3
Distance:
5 miles
Minimum Age:
18
Registration:
Registration Opens on 11/06/2025 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, 11/21/2025
Time:
8:00 am - 11:00 am
Where:
Native Seed Farm COI
Difficulty Rating:
2
Minimum Age:
8
Registration:
Registration Opens on 11/07/2025 at 8:00am

Birds and other wildlife need healthy habitat to thrive. Simple things like planting native plants or removing non-native plants can greatly improve habitat for wildlife. You can be part of that positive impact while enjoying the beauty of Buck Gully...

Date:
Fri, 11/21/2025
Time:
8:00 am - 11:00 am
Where:
Buck Gully Reserve
Difficulty Rating:
3
Distance:
0 miles
Minimum Age:
18
Registration:
Registration Opens on 11/06/2025 at 8:00am

Spend your morning watering newly planted Coast Live Oak trees within a beautiful oak woodland in Baker Canyon. No experience necessary.

Date:
Fri, 11/21/2025
Time:
9:00 am - 12:00 pm
Where:
Black Star Canyon Wilderness Park
Difficulty Rating:
2
Distance:
2 miles
Minimum Age:
15
Registration:
Registration Opens on 11/12/2025 at 8:00am

Join OC Park and LCF Naturalists as we make our own gratitude journals using scrapbooking supplies before embarking on meditative hike to Barbara’s Lake.  Age: 12 or older. Participants under 18 must be accompanied by a parent or guardian.    Location: Nix Nature...

Date:
Fri, 11/21/2025
Time:
9:30 am - 11:30 am
Where:
Laguna Coast Wilderness Park
Difficulty Rating:
2
Minimum Age:
12

Saturday, November 22, 2025

Spot local native and seasonal resident birds with Laguna Canyon Foundation Volunteer naturalists on this slow and easy 2-mile hike over moderate but uneven terrain with up to 100 feet in elevation gain. We will go through one of the...

Date:
Sat, 11/22/2025
Time:
8:00 am - 11:00 am
Where:
Laguna Coast Wilderness Park
Difficulty Rating:
2
Minimum Age:
12

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, 11/22/2025
Time:
8:00 am - 11:00 am
Where:
Native Seed Farm COI
Difficulty Rating:
2
Minimum Age:
8
Registration:
Registration Opens on 11/08/2025 at 8:00am

If you are new to mountain biking and interested in getting started the right way, or if you are an intermediate rider wanting to broaden your existing bike skills, this is the clinic for you! Class begins with an overview...

Date:
Sat, 11/22/2025
Time:
8:00 am - 12:00 pm
Where:
Irvine Open Space Preserve
Difficulty Rating:
2
Distance:
2.5 miles
Minimum Age:
12
Registration:
Registration Opens on 11/07/2025 at 8:00am

Access is first come, first served until parking capacity is reached. No registration required. Equestrians, while space is not guaranteed we encourage you to please email info@irconservancy.org to coordinate parking. Come explore 3.3 miles of new trails at Saddleback Wilderness,...

Date:
Sat, 11/22/2025
Time:
8:00 am - 2:00 pm
Where:
Saddleback Wilderness
Difficulty Rating:
Variable
Minimum Age:
All Ages
Family Friendly:
Yes

There are critters in your backyard: big ones, little ones, furry ones, ones with feathers, and ones with scales. They go about their business and pay little attention to you. In fact, they would rather not be bothered unless you...

Date:
Sat, 11/22/2025
Time:
9:00 am - 11:00 am
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
2
Distance:
2.5 miles
Minimum Age:
8
Family Friendly:
Yes
Registration:
Registration Opens on 11/07/2025 at 8:00am

Explore the natural wonders of Irvine Regional Park with OC Parks! This program will begin outside the nature center and includes a short hike. Program content is tailored for ages 2 to 6, but all are welcome to attend. Water,...

Date:
Sat, 11/22/2025
Time:
10:00 am - 11:00 am
Where:
Irvine Regional Park
Difficulty Rating:
1
Minimum Age:
All Ages
Family Friendly:
Yes
Registration:
Registration Opens on 11/08/2025 at 12:00am

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, 11/22/2025
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 11/07/2025 at 8:00am

Sunday, November 23, 2025

Join us Sunday morning in OC Parks’ Irvine Ranch Open Space for a fitness-focused hike on the Hicks Haul Road, West Loma and Shoestring trails in Limestone Canyon. Hikers will enjoy wonderful views and a panoramic overview of Orange County....

Date:
Sun, 11/23/2025
Time:
7:00 am - 10:00 am
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
4
Distance:
8.5 miles
Minimum Age:
18

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, 11/23/2025
Time:
7:30 am - 10:30 am
Where:
Bommer Canyon Preserve
Difficulty Rating:
3
Minimum Age:
12
Registration:
Registration Opens on 11/08/2025 at 12:00am

Come join Laguna Canyon Foundation Volunteer naturalists in partnership with OC Parks to learn about the seasonal life of California Native Plants on this enjoyable 2.5-mile hike (175-ft. elevation gain) over moderately uneven terrain.  Age: 12 or older. Participants under 18...

Date:
Sun, 11/23/2025
Time:
8:30 am - 11:00 am
Where:
Laguna Coast Wilderness Park
Difficulty Rating:
2
Minimum Age:
12

Come out and enjoy this family-fun activity on the Mesa. We will start with an activity to make your own fossil, then we will take a 2–3-mile hike looking for fossils deposited here in Orange County millions of years ago...

Date:
Sun, 11/23/2025
Time:
9:00 am - 11:00 am
Where:
Black Star Canyon Wilderness Park
Difficulty Rating:
2
Distance:
2.5 miles
Minimum Age:
8
Registration:
Registration Opens on 11/08/2025 at 8:00am

Join Mile Square Regional Park staff and volunteers in enhancing the Nature Area habitat for local wildlife. Activities may include non-native plant removal, planting natives, watering, trash cleanup, and Butterfly Garden maintenance. No experience is necessary; please bring a hat,...

Date:
Sun, 11/23/2025
Time:
9:00 am - 11:00 am
Where:
Mile Square Regional Park
Difficulty Rating:
1
Minimum Age:
8
Registration:
Registration Opens on 10/24/2025 at 12:00am

Limestone Canyon is a treasure waiting to be discovered. Join us for an afternoon, fast paced, 5.5-mile fitness hike with 750 ft of elevation. The hike will be a great introduction to fitness, cardio-style hikes as well as OC Parks’...

Date:
Sun, 11/23/2025
Time:
3:00 pm - 5:00 pm
Where:
Limestone Canyon Nature Preserve
Difficulty Rating:
4
Distance:
5.5 miles
Minimum Age:
18
Registration:
Registration Opens on 11/08/2025 at 8:00am

Monday, November 24, 2025

Come start your week with us on our Super Treks in the Landmarks. Join us as we explore Weir Canyon, part of OC Parks’ Irvine Ranch Open Space. We will hike up over Rifle Range and continue to the Overlook...

Date:
Mon, 11/24/2025
Time:
7:30 am - 11:30 am
Where:
Weir Canyon Nature Preserve
Difficulty Rating:
4
Distance:
9.5 miles
Minimum Age:
18
Registration:
Registration Opens on 11/08/2025 at 8:00am