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, which closes at 4 p.m. on the day prior to the event. No walk-up registrations will be permitted for these events. For policies of other organizations, please use the sign-up information provided. For mobility device policies click here.
Note: Minors must be accompanied by a parent or guardian for these events. For programs requiring online registration, each adult and child must be registered. |
Need help? For the fastest answers, look for organization-specific contact information in each event listing (click More Information for full listing). If no contact information is listed, email info@irconservancy.org for assistance.
Updated Difficulty Ratings: The Hiking and Fitness Difficulty Ratings have been updated to reflect our current activities. Please click below to read the ratings.
Click here to learn more about IRC-Certified Volunteers. • Click here to learn more about the Difficulty Ratings.
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Saturday, September 27, 2025
Create in the Park: Drawing Buildings in Perspective

Join OC Parks at Irvine Ranch Historic Park for Create in the Park! Professional artist, Dawn Buckingham, will guide you through understanding simple perspective when drawing or painting buildings, fences, and roads. A demonstration of drawing one of the historic buildings onsite will be included. Oil, acrylic, pastel, watercolor or drawing media are welcome. This program welcomes all who are interested in the arts.
This program is designed for ages 12 and older. Materials are not provided, only art instruction. A list of recommended materials will be made available to all registered participants in advance of the program. Sun protection, water and snacks are recommended.
This program is free with free parking, but reservations are required due to limited parking on-site. To RSVP, visit OCParks.com for more information or contact the park office at 714-973-6865.
Friday, October 24, 2025
Jr. Ranger Adventure: Irvine Regional Park

The OC Parks Jr. Ranger Program encourages park guests to explore the outdoor world within OC Parks by developing a sense of belonging, becoming a part of nature and feeling empowered to be stewards of Orange County’s natural and cultural resources.
Participants will explore Irvine Regional Park, complete activities and take the OC Parks Jr. Ranger Oath to earn a unique Jr. Ranger badge. This program will begin outside the Nature Center.
This program is designed for ages 7 to 12, but all are welcome.
Minors must be accompanied by a parent or guardian during the program. Sunscreen, sturdy footwear and water are recommended.
The program is free and parking is $3 on weekdays. Inclement weather will cancel the program.
Advance registration is required.
For questions, please contact Resource Specialist Shelly Marshall at shelly.marshall@ocparks.com.
Friday, November 28, 2025
Jr. Ranger Adventure: Peters Canyon Regional Park

The OC Parks Jr. Ranger Program encourages park guests to explore the outdoor world within OC Parks by developing a sense of belonging, becoming a part of nature and feeling empowered to be stewards of Orange County’s natural and cultural resources.
Participants will explore Peters Canyon Regional Park, complete activities and take the OC Parks Jr. Ranger Oath to earn a unique Jr. Ranger badge.
This program will begin at the southern entrance to the the park located at the end of Peters Canyon Rd. near Peters Canyon Elementary School.
This program is designed for ages 7 to 12, but all are welcome.
Minors must be accompanied by a parent or guardian during the program. Sunscreen, sturdy footwear and water are recommended.
The program is free and parking in the lot is $3 on weekdays. Inclement weather will cancel the program.
Advance registration is required.
For questions, please contact Resource Specialist Shelly Marshall at shelly.marshall@ocparks.com.
Friday, December 26, 2025
Jr. Ranger Adventure: Santiago Oaks Regional Park

The OC Parks Jr. Ranger Program encourages park guests to explore the outdoor world within OC Parks by developing a sense of belonging, becoming a part of nature and feeling empowered to be stewards of Orange County’s natural and cultural resources.
Participants will explore Santiago Oaks Regional Park, complete activities and take the OC Parks Jr. Ranger Oath to earn a unique Jr. Ranger badge. This program will begin outside the Nature Center.
This program is designed for ages 7 to 12, but all are welcome.
Minors must be accompanied by a parent or guardian during the program. Sunscreen, sturdy footwear and water are recommended.
The program is free and parking is $3 on weekdays. Inclement weather will cancel the program.
Advance registration is required.
For questions, please contact Resource Specialist Shelly Marshall at shelly.marshall@ocparks.com.
Tuesday, March 28, 2028
Bommer Canyon East Fork and Ridge Route Loop Hike

Experience the serenity of Bommer Canyon during this moderate-paced hike in the Irvine Open Space Preserve. We’ll experience mature coastal sage scrub and fantastic views overlooking the city of Irvine and the hillsides to the north. This hike is just over 3 miles and includes 700 feet of total climbing elevation with several very steep inclines. The steepest section ascends 300 feet in a quarter-mile. Participants must be in good physical condition and should be able to hike steep hills.