2026 HOLIDAY HOURSAll libraries will be closed on the following days, unless otherwise noted:JANUARY 2026New Year’s DayThursday, January 1Martin Luther King, Jr. DayMonday, January 19FEBRUARY…

For families and children ages 12 and up who would like to join IRC-certified volunteers in OC Parks’ Irvine Ranch Open Space on a longer, slow-paced, family-oriented ride through sycamores, oaks,…

Ready for a workout? Forget the gym for the day and head outside! Join us for an exhilarating morning fitness hike on the paved Hicks Haul Road in OC Parks’ Irvine Ranch Open Space. This hike allows…

Embark on a leisurely beginner’s hike among the easy rolling hills of Red Rock Wilderness, nestled within OC Parks’ Irvine Ranch Open Space. Traverse the rugged terrain on former ranch roads,…

Come start your week with us on our Super Treks in the Landmarks as we explore Limestone Canyon and the Red Rock Wilderness. This area exhibits a range of very special geologic formations, has had…

Join us for a fitness-focused hike on the paved Hicks Haul Road in the Irvine Open Space Preserve. During the spring, summer and fall, hikers will enjoy wonderful sunset views and a panoramic…

Birds are among the most colorful and entertaining forms of wildlife on the Irvine Ranch Natural Landmarks. Bring your binoculars and join us on a slow/medium paced walk in OC Parks’ Limestone Canyon…

Take a leisurely ride on beautiful Hall Canyon and Helo trail in the Black Star Wilderness Area, home of oak woodlands, grasslands, and coastal sage scrub. View evidence of the old ranch days when…

Join OC Parks volunteers for a spring wildflower hike! We will be going on a 2.5-mile hike over easy but uneven terrain with approximately 150 feet of elevation gain. There will be interpretive stops…