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.
Click here to learn more about IRC-Certified Volunteers. • Click here to learn more about the Difficulty Ratings.
Search & Filter Activities
Tuesday, August 8, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Tue, 08/08/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Thursday, August 10, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Thu, 08/10/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Monday, August 14, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Mon, 08/14/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Wednesday, August 16, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Wed, 08/16/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Wednesday, August 23, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Wed, 08/23/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Monday, August 28, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Mon, 08/28/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Thursday, August 31, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Thu, 08/31/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Thursday, September 7, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Thu, 09/07/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Tuesday, September 12, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Tue, 09/12/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Thursday, September 14, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Thu, 09/14/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Monday, September 18, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Mon, 09/18/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Thursday, September 21, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Thu, 09/21/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Monday, September 25, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Mon, 09/25/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Wednesday, September 27, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Wed, 09/27/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Monday, October 2, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Mon, 10/02/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Thursday, October 12, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Thu, 10/12/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Monday, October 16, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Mon, 10/16/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Wednesday, October 18, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Wed, 10/18/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Tuesday, October 24, 2017
CANCELLED due to Fire Weather: Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Tue, 10/24/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
Tuesday, October 31, 2017
Orchard Hills Evening Hike
Come out and enjoy the evening with us on the Orchard Hills loop trail. This trail meanders around an avocado orchard on the edge of the open space preserve and provides fantastic ridge-top views of Irvine and the Pacific coastline.
The three-mile loop has several very steep climbs, but the hike is done at a moderate pace. The effort is rewarded with a beautiful, unobstructed view to the west. Please bring water and wear sturdy shoes. This hike is not suitable for children under 12.
Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-3 activity on the land
- Date:
- Tue, 10/31/2017
- Time:
- 6:30 PM - 8:30 PM
- Where:
- Orchard Hills
- Difficulty Rating:
- 3
- Distance:
- 3 miles
- Minimum Age:
- 12
- Spaces Left:
- Registration has closed.
