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.
Search & Filter Activities
Friday, July 25, 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.
- Date:
- Fri, 07/25/2025
- Time:
- 3:30 pm - 5:00 pm
- Where:
- Irvine Regional Park
- Difficulty Rating:
- 1
- Minimum Age:
- All Ages
- Spaces Left:
- 4 of 25
Saturday, August 2, 2025
Habitat Adventure Trail Restoration
Join us at Irvine Regional Park to lend a hand restoring the Habitat Adventure Trail by removing invasive species, cleaning up excess debris, trimming large shrubs and preparing the area for new plantings of native species.
The Habitat Adventure Trail is located next to parking lot G. General purpose gardening gloves and long pants are recommended. Tools and gloves will be available on-site.
The program and parking are free for volunteers. Please notify the park attendant you are volunteering when you arrive. Bring plenty of water, sunscreen and snacks. The program will begin at the Habitat Adventure trailhead at parking lot G.
This is a Level 2 difficulty rating for habitat restoration.
Advance registration required.
For questions, please contact Resource Specialist Shelly Marshall at 657-253-3681 or shelly.marshall@ocparks.com.
- Date:
- Sat, 08/02/2025
- Time:
- 7:30 am - 9:30 am
- Where:
- Irvine Regional Park
- Difficulty Rating:
- 2
- Minimum Age:
- 10
- Spaces Left:
- Registration for this event opens at 12:00am on 07/19/2025
Wednesday, August 6, 2025
Tot Trails
Explore the natural wonders of Irvine Regional Park with OC Parks! Join us on the first Wednesday of each month for a variety of kid friendly hikes and talks.
This program will begin at the Nature Center. Program content is tailored for ages 2 to 6, but all are welcome to attend. Water, comfortable attire and closed-toe shoes are recommended. Strollers are permitted on the walk.
Inclement weather may cancel the program.
The program is free and parking is $3 per vehicle.
Advance registration is required.
For questions, please contact Resource Specialist Shelly Marshall at shelly.marshall@ocparks.com.
Advance registration is required.
For questions, please contact Resource Specialist Shelly Marshall at shelly.marshall@ocparks.com.
- Date:
- Wed, 08/06/2025
- Time:
- 10:00 am - 11:00 am
- Where:
- Irvine Regional Park
- Difficulty Rating:
- 1
- Minimum Age:
- All Ages
- Family Friendly:
- Yes
- Spaces Left:
- Registration for this event opens at 12:00am on 07/23/2025
Wednesday, September 17, 2025
Summer Birdwatching
Summer is here and so is nesting season! Join an experienced OC Parks volunteer as you stroll through Irvine Regional Park searching high in the trees for our flittering friends and low in the shrubs for bouncing birds.
Bring your binoculars, sun protection, comfortable shoes and an eye for spotting our feathered friends!
This walk begins at the Irvine Regional Park Nature Center.
Walk-ins welcome, but registration is recommended.
Inclement weather will cancel the program.
The program is free and parking is $3 per vehicle.
For questions, please contact resource specialist Shelly Marshall at (714) 973-6625 or shelly.marshall@ocparks.com.
- Date:
- Wed, 09/17/2025
- Time:
- 7:30 am - 9:30 am
- Where:
- Irvine Regional Park
- Difficulty Rating:
- 1
- Minimum Age:
- 12
- Spaces Left:
- Registration for this event opens at 12:00am on 09/03/2025
Friday, September 19, 2025
Phone Photo Friday
The best camera is the one you have with you, and for most, that camera is also their cellphone!
If you’ve ever wanted to learn more about the camera you carry with you every day, join us for a beginner’s program to taking better photos with your cell phone. Each session will cover photography theory basics, phone camera settings, editing techniques, with time to practice in the park.
The program will begin outside the Irvine Regional Park Nature Center. Be prepared to hike around and explore the landscape at your leisure.
Children must be accompanied by a parent/guardian during the program and strollers are not recommended. Sun protection, wearing sturdy footwear and bringing water are encouraged. Most importantly, don’t forget your phone!
The program is free and parking is $3 per vehicle.
Walk-ins are welcome, but registration is preferred.
Inclement weather will cancel the program.
For questions, please contact resource specialist Shelly Marshall at shelly.marshall@ocparks.com.
- Date:
- Fri, 09/19/2025
- Time:
- 3:00 pm - 4:30 pm
- Where:
- Irvine Regional Park
- Difficulty Rating:
- 1
- Minimum Age:
- 10
- Spaces Left:
- Registration for this event opens at 12:00am on 09/05/2025
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.
- Date:
- Fri, 10/24/2025
- Time:
- 3:30 pm - 5:00 pm
- Where:
- Irvine Regional Park
- Difficulty Rating:
- 1
- Minimum Age:
- All Ages
- Spaces Left:
- Registration for this event opens at 12:00am on 10/10/2025
