Chino Hills State Park
2026 Spring Season Programs
April 4 – Saturday
Earth Day with Chino Hills State Park
4500 Carbon Canyon Rd 92823
Celebrate Earth Day with Chino Hills State Park. We’ll be clearing out the historic lemon grove to prepare it for restoration and interpretation. Weather permitting.
Fourth Grade Discovery Morning
4500 Carbon Canyon Rd. 92823
Fourth graders and their families have a chance to get your Fourth Grade Adventure pass, then learn about birds in this open house style activity. Swing in before noon.
Campfire with Friends at the Amphitheater
4721 Sapphire Rd. 91709
Learn about the park through songs, games, jokes, and skits. We end every campfire with s’mores. RSVP by calling 714-524-2471. Weather permitting.
April 5 – Sunday
Discovery Day: Discover Biodiversity
4500 Carbon Canyon Rd 92823
ASK A NATURALIST or take a hike suggestion. Touch tables will be available until 11, weather permitting.
April 10 – Friday
iNaturalist Photo Safari
4721 Sapphire Rd. 91709
Self-guided walks around Chino Hills State Park are a great way to add to the iNaturalist App. Walk a trail, snap photos of plants and insects, upload to help science!
April 11 – Saturday
Shrub Club Clearing the Nook and Trail
4500 Carbon Canyon Rd. 92823
The Shrub Club continues restoration on the Science Nook and Discovery Trail. All ages and abilities welcome to help. 714-524-2471 to RSVP.
April 12 – Sunday
Community Day on Bane
4721 Sapphire Rd 91709
ASK A NATURALIST or take a hike suggestion. Touch tables will be available until 11, weather permitting.
April 18 – Saturday
Junior Rangers – Ages 7 to 14 at Lower Aliso
4721 Sapphire Rd. 91709
California State Parks Junior Ranger program has a new look and new design. Check out this 2026 version of an old favorite. Weather permitting.
Scouts Saturday for All Scout Programs
4721 Sapphire Rd. 91709
Park at the Barn. State Park volunteers will help your scouts with their adventures and badge requirements with leader input.
April 19 – Sunday
Hiking 101 with Chino Hills State Park and West Valley
4721 Sapphire Rd. 91709
Join Chino Hills State Park and West Valley Search and Rescue for Hiking 101 on Bane on your way into the park. Enjoy trivia, games, and hiking-preparedness!
April 24 – Friday
Naturalist Night Speaker: Brendon Rayahboyer – Topic: Jumping Spider Evolution
4500 Carbon Canyon Rd 92823
On the last Friday of the month, we welcome historians, naturalists, scientists, enthusiasts, and more, to talk on park related topics. This month we hear fascinating Jumping Spider evolution.
May 2 – Saturday
Campfire with Friends at the Amphitheater
4721 Sapphire Rd 91709
Learn about the park through songs, games, jokes, and skits. We end every campfire with s’mores. RSVP by calling 714-524-2471. Weather permitting.
May 3 – Sunday
Calming Hike at Lower Aliso Trail
4721 Sapphire Rd 91709
This is a self-led activity. Look at the interpretive panels at the overlook, enjoy an early picnic. Take in a quiet hike or time to reflect on the week. Enjoy the flowers and the sun.
May 4 – Monday
Fourth Grade Night on the Trails
4721 Sapphire Rd. 91709
Hike and Bike Chino Hills State Park. Bring your family and friends. Remember to sign up for the Fourth Grade Adventure Pass before coming to enjoy free parking for the student’s chaperone.
May 9 – Saturday
Shrub Club Takes on The Science Nook
4500 Carbon Canyon Rd 92823
The Shrub Club continues to focus on the wild habitat at the Discovery Center. Join us to bring this habitat back to life. Weather permitting. iNaturalist photo safari after.
Discovery Day: iNaturalist Photo Safari
4500 Carbon Canyon Rd 92823
ASK A NATURALIST or take a hike suggestion. Touch tables will be available until 11, weather permitting. Learn how to use iNaturalist to help science and discovery.
May 10 – Sunday
Mother’s Day Pre-Brunch Hike
4721 Sapphire Rd 91709
Bring mom to the park for a walk through the end of wildflower season before heading to your Mother’s Day plans. Perfect for Mom, Not-the-momma, pet-moms, and teachers accidentally called ‘mom’ every day.
May 16 – Saturday
Junior Rangers – Ages 7 to 14 at Lower Aliso
4721 Sapphire Rd. 91709
California State Parks Junior Ranger program has a new look and new design. Check out this 2026 version of an old favorite. Weather permitting.
Scouts Saturday for All Scout Programs
4721 Sapphire Rd. 91709
Park at the Barn. State Park volunteers will help your scouts with their adventures and badge requirements with leader input.
May 29 – Friday
Naturalist Night Speaker: Chino Historical Society – Topic: Chino History
4500 Carbon Canyon Rd 92823
On the last Friday of the month, we welcome historians, naturalists, scientists, enthusiasts, and more, to talk on park related topics. See the “Naturalist Announcement” on the first of each month on Instagram and Facebook.
May 30 – Saturday
Photo Safari: Spring Trail Walking Safari
4721 Sapphire Rd 91709
This is a self-led hike where you record the animals, plants, and insects in the park and upload them to iNaturalist. See Instagram for details. Weather permitting.
June 1 – Monday
iNaturalist Photo Safari
4721 Sapphire Rd. 91709
Self-guided walks around Chino Hills State Park are a great way to add to the iNaturalist App. Walk a trail, snap photos of plants and insects, upload to help science!
June 4 – Thursday
Fourth Grade Loves Summer
4500 Carbon Canyon Rd 92823
Come to the Discovery Center to sign up for the Fourth Grade Adventure Pass to get access to 54 state parks until August 31, 2026! We will talk everything summer!
June 6 – Saturday
Campfire with Friends at the Amphitheater
4721 Sapphire Rd. 91709
Learn about the park through songs, games, jokes, and skits. We end every campfire with s’mores. RSVP by calling 714-524-2471. Weather permitting.
June 14 – Sunday
STATE PARKS WEEK – Humans and Habitats: Sharing the State Park; a Guided Habitat Hike at Chino Hills State Park
4500 Carbon Canyon Rd 92823
Connect with the land and learn how humans work together to create a legacy of preservation for Chino Hills State Park. This event is open for all ages and abilities. Please meet at the Discovery Center at 8:30 a.m. for an introduction to the park, then a 1-mile, moderate, guided hike through chaparral and riparian habitat, and a stop for bird watching at our favorite shady nook. We’ll provide binoculars to borrow, while supplies last. Please dress for the weather. Bring water and a snack. Rain or red-flag conditions will cancel the event.
Last Hike of Spring: Lower Aliso Canyon
4721 Sapphire Rd. 91709
Wrap up the spring season with one last hike. Catch late bloomers, appreciate what Spring brought and left behind. Take in one last Spring weather hike. Weather permitting.
June 20 – Saturday
Scouts Saturday for All Scout Programs
4721 Sapphire Rd. 91709
Park at Horse Camp. Meet at Bane Canyon Rd Trailhead. Bring water and a snack. Dress in layers. Weather permitting.
Junior Rangers – Ages 7 to 14 at Lower Aliso
4721 Sapphire Rd. 91709
California State Parks Junior Ranger program has a new look and new design. Check out this 2026 version of an old favorite. Weather permitting.
June 21 – Saturday
First Hike of Summer: Animals of the State Park
4500 Carbon Canyon Rd. 92823
Learn about bird migration and what Summer looks like at Chino Hills State Park. Celebrate the new season and changes to come. Weather permitting.
June 26 – Friday
Naturalist Night Speaker: Kavita Rayahboyer – Topic: Agriculture, Environments, and Chino Hills State Park
4500 Carbon Canyon Rd 92823
On the last Friday of the month, we welcome historians, naturalists, scientists, enthusiasts, and more, to talk on park related topics. This month we connect agricultural impact with environmental justice.