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
Saturday, September 7, 2024
CANCELLED: Moderate Cardio Hike: Weir Canyon
Join us in beautiful Weir Canyon for this moderate paced cardio hike. Along the trail, you’ll pass through coastal sage scrub, grasslands, and oak woodlands where deer and bobcats are frequently observed. Multiple steep climbs and descents, and sweeping views, are included throughout this 6-mile hike. Please make sure you are in excellent physical condition! Even though this is a slower cardio hike, it is faster than a walk. You must be able to hike 3+ miles per hour the entire time without stopping.
Sunday, September 15, 2024
Intro to Cardio Hike: Weir Canyon Rifle Range Loop
Thinking the cardio hikes might be too fast for you? If so, join us in beautiful Weir Canyon for this slower introduction to cardio hiking. Along the trail, you’ll pass through coastal sage scrub, grasslands, and oak woodlands where deer and bobcats are frequently observed. We will take breaks as needed but will try to keep a 2.5 mile per hour pace and will go 4 miles and around 900 ft elevation gain.
Monday, September 16, 2024
Equestrian Ride: Discover The Natural Wonders of Weir Canyon
Be prepared to experience the beauty and wonder of Weir Canyon, part of OC Parks’ Irvine Ranch Open Space, steeped in history and lore, on this morning equestrian ride. The ride will travel through Weir Canyon, where the trail weaves its way through a beautiful oak woodland inhabited by deer, coyote, bobcat, and many different birds. You will travel the route of the Butterfield Stage and see a monument dedicated to the Mexican ox cart drivers. If time permits, we will climb to the Two Tower vista point to look at distant views. This ride travels on wide trails with several easy to moderate climbs. Equestrians who have trail riding experience and their own fit and able horse are welcome. You will need to transport your horse to the staging area. Owners of unshod horses, please note that footing will include areas of gravel and distances over asphalt pavement. Please bring water on the ride.
Sunday, September 22, 2024
Weir Canyon Fitness Hike: Oaks to Overlook Loop
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 rewarded with glorious views of the San Gabriel and Santa Ana mountains. This is a fitness hike and features an 1800 ft accumulated elevation gain. There are multiple steep climbs and steep descents. Please make sure you are in excellent physical condition! You must be able to hike uphill at an average pace of 3 mph without stopping. A backpack and water are required. Please bring snack, sun screen, hat and wear sturdy closed-toe shoes.
Monday, September 23, 2024
Monday Morning Super Trek: Weir Canyon to the Overlook Trail
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 Trail where we will be rewarded with sweeping views of the Irvine Ranch Natural Landmarks and more distant views of the Palos Verdes Peninsula, Los Angeles Basin, and Cleveland National Forest. We will return through a beautiful oak woodland. Please wear hiking shoes/boots and bring water, a trail snack, sunscreen, hat, and any other necessary equipment to keep you safe on the trail. Participants must be able to hike 9+ miles with an accumulated elevation gain of 1800 feet at an average moving rate of 3 miles per hour.
Saturday, September 28, 2024
Moderate Cardio Hike: Weir Canyon
Join us in beautiful Weir Canyon for this moderate paced cardio hike. Along the trail, you’ll pass through coastal sage scrub, grasslands, and oak woodlands where deer and bobcats are frequently observed. Multiple steep climbs and descents, and sweeping views, are included throughout this 6-mile hike. Please make sure you are in excellent physical condition! Even though this is a slower cardio hike, it is faster than a walk. You must be able to hike 3+ miles per hour the entire time without stopping.
Saturday, October 5, 2024
Moderate Cardio Hike: Weir Canyon Rifle Range Loop
Join us in beautiful Weir Canyon for this moderate paced cardio hike. Along the trail, you’ll pass through coastal sage scrub, grasslands, and oak woodlands where deer and bobcats are frequently observed. Multiple steep climbs and descents, and sweeping views, are included throughout this 6-mile hike. Please make sure you are in excellent physical condition! Even though this is a slower cardio hike, it is faster than a walk. You must be able to hike 3+ miles per hour the entire time without stopping.
Sunday, October 13, 2024
Equestrian Ride: Exploring the Natural Wonders of Weir Canyon and the Overlook Trail
Be prepared to experience the beauty and wonder of Weir Canyon, part of OC Parks’ Irvine Ranch Open Space, including the beautiful views from the Overlook Trail. This ride will travel through Weir Canyon, where the trail weaves its way through a beautiful oak woodland inhabited by deer, coyotes, bobcats, and a variety of native birds. You will travel the route of the Butterfield Stagecoach and see a monument dedicated to the Mexican Ox Cart drivers. We will continue our ride through coastal sage scrub over large rock formations past oak woodlands and up the Overlook Trail. On a clear day, we will be rewarded with sweeping views of the Irvine Ranch Natural Landmarks and more distant views of the Palos Verdes Peninsula, Los Angeles Basin, and Cleveland National Forest.
The participant’s horse must be able to ride 9+ miles with an accumulated elevation gain of 1800 feet.
Tuesday, October 15, 2024
Nurturing Oaks in Weir Canyon
Spend the morning in a beautiful oak woodland weeding, watering and mulching Coast Live Oak seedlings in Weir Canyon. To get to the planting site we will travel for 15 minutes in a safari style truck giving you majestic views of Weir Canyon. We may be using shovels and small handheld tools. No experience necessary.
Thursday, October 17, 2024
Weir Canyon Hike to the Overlook Trail
Join us as we explore Weir Canyon. We will hike up over Rifle Range and continue to the Overlook Trail where we will be rewarded with sweeping views of the Irvine Ranch Natural Landmarks and more distant views of the Palos Verdes Peninsula, Los Angeles Basin, and Cleveland National Forest. We will return through a beautiful oak woodland. Please wear hiking shoes/boots and bring water, a trail snack, sunscreen, hat, and any other necessary equipment to keep you safe on the trail. Each hiker must carry their own water and supplies. A red-tinted flashlight or headlamp is recommended. Participants must be able to hike 9+ miles with an accumulated elevation gain of 1800 feet at an average moving rate of 3 miles per hour.
Saturday, October 19, 2024
Intro to Cardio Hike: Weir Canyon
Thinking the cardio hikes might be too fast for you? If so, join us in beautiful Weir Canyon for this slower introduction to cardio hiking. Along the trail, you’ll pass through coastal sage scrub, grasslands, and oak woodlands where deer and bobcats are frequently observed. We will take breaks as needed but will try to keep a 2.5 mile per hour pace and will go 4 miles and around 900 ft elevation gain.
Sunday, October 20, 2024
Weir Canyon Fitness Hike: Oaks to Overlook Loop
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 rewarded with glorious views of the San Gabriel and Santa Ana mountains. This is a fitness hike and features an 1800 ft accumulated elevation gain. There are multiple steep climbs and steep descents. Please make sure you are in excellent physical condition! You must be able to hike uphill at an average pace of 3 mph without stopping. A backpack and water are required. Please bring snack, sun screen, hat and wear sturdy closed-toe shoes.
Monday, October 21, 2024
Equestrian Ride: Discover The Natural Wonders of Weir Canyon
Be prepared to experience the beauty and wonder of Weir Canyon, part of OC Parks’ Irvine Ranch Open Space, steeped in history and lore, on this morning equestrian ride. The ride will travel through Weir Canyon, where the trail weaves its way through a beautiful oak woodland inhabited by deer, coyote, bobcat, and many different birds. You will travel the route of the Butterfield Stage and see a monument dedicated to the Mexican ox cart drivers. If time permits, we will climb to the Two Tower vista point to look at distant views. This ride travels on wide trails with several easy to moderate climbs. Equestrians who have trail riding experience and their own fit and able horse are welcome. You will need to transport your horse to the staging area. Owners of unshod horses, please note that footing will include areas of gravel and distances over asphalt pavement. Please bring water on the ride.
Wednesday, October 30, 2024
California Native Oak Day Nature Hike in Weir Canyon
For California Native Oak Day, spend the morning learning about our local Native Oak, the Coast Live Oak as we take a slow-paced interpretive hike along the back-country ridges and valleys of Weir Canyon, part of OC Parks’ Irvine Ranch Open Space. As we travel through the majestic oak woodland, we will admire and appreciate the crunch of duff, the shade of a sprawling canopy, and the natural beauty of our native Coast Live Oak.
Saturday, November 2, 2024
Moderate Cardio Hike: Weir Canyon Rifle Range Loop
Join us in beautiful Weir Canyon for this moderate paced cardio hike. Along the trail, you’ll pass through coastal sage scrub, grasslands, and oak woodlands where deer and bobcats are frequently observed. Multiple steep climbs and descents, and sweeping views, are included throughout this 6-mile hike. Please make sure you are in excellent physical condition! Even though this is a slower cardio hike, it is faster than a walk. You must be able to hike 3+ miles per hour the entire time without stopping.
Tuesday, November 5, 2024
Nurturing Oaks in Weir Canyon
Spend the morning in a beautiful oak woodland weeding, watering and mulching Coast Live Oak seedlings in Weir Canyon. To get to the planting site we will travel for 15 minutes in a safari style truck giving you majestic views of Weir Canyon. We may be using shovels and small handheld tools. No experience necessary.
Thursday, November 7, 2024
Equestrian Ride: Discover The Natural Wonders Of Weir Canyon
Be prepared to experience the beauty and wonder of Weir Canyon, part of OC Parks’ Irvine Ranch Open Space, steeped in history and lore, on this morning equestrian ride. The ride will travel through Weir Canyon, where the trail weaves its way through a beautiful oak woodland inhabited by deer, coyote, bobcat, and many different birds. You will travel the route of the Butterfield Stage and see a monument dedicated to the Mexican ox cart drivers. If time permits, we will climb to the Two Tower vista point to look at distant views. This ride travels on wide trails with several easy to moderate climbs. Equestrians who have trail riding experience and their own fit and able horse are welcome. You will need to transport your horse to the staging area. Owners of unshod horses, please note that footing will include areas of gravel and distances over asphalt pavement. Please bring water on the ride.
Sunday, November 10, 2024
Equestrian Ride: Exploring the Natural Wonders of Weir Canyon and the Overlook Trail
Be prepared to experience the beauty and wonder of Weir Canyon, part of OC Parks’ Irvine Ranch Open Space, including the beautiful views from the Overlook Trail. This ride will travel through Weir Canyon, where the trail weaves its way through a beautiful oak woodland inhabited by deer, coyotes, bobcats, and a variety of native birds. You will travel the route of the Butterfield Stagecoach and see a monument dedicated to the Mexican Ox Cart drivers. We will continue our ride through coastal sage scrub over large rock formations past oak woodlands and up the Overlook Trail. On a clear day, we will be rewarded with sweeping views of the Irvine Ranch Natural Landmarks and more distant views of the Palos Verdes Peninsula, Los Angeles Basin, and Cleveland National Forest.
The participant’s horse must be able to ride 9+ miles with an accumulated elevation gain of 1800 feet.
Monday, November 11, 2024
Early Morning Hike: Weir Canyon
Join us on this early morning hike enjoying beautiful Weir Canyon Nature Preserve, part of OC Parks’ Irvine Ranch Open Space. Starting in Irvine Regional Park, we pass through Lower and Upper Weir Canyon to a scenic overlook. We then head down Upper Blind Canyon as we wind our way back to our starting point. This hike is around 9.5 miles with one significant climb and descent.
Saturday, November 16, 2024
Intro to Cardio Hike: Weir Canyon
Thinking the cardio hikes might be too fast for you? If so, join us in beautiful Weir Canyon for this slower introduction to cardio hiking. Along the trail, you’ll pass through coastal sage scrub, grasslands, and oak woodlands where deer and bobcats are frequently observed. We will take breaks as needed but will try to keep a 2.5 mile per hour pace and will go 4 miles and around 900 ft elevation gain.