Approximately 4,500 acres of wilderness and natural open space land. Originally, part of the Juaneno or Acajchemem tribal land, it later was owned by Don Juan Avila, Louis Moulton, The Mission Viejo Company and now is under the jurisdiction of OC Parks. Within the park lands are mature oaks, sycamores, and elderberry trees, two year round streams and over 30 miles of official trails. Many rare and endangered plants and animals make this park their home. This park is designated as a wildlife sanctuary.
Starting Sunday, March 13, the spring-summer hours for regional parks are 7 a.m. to 9 p.m. That includes Carbon Canyon, Clark, Craig, Laguna Niguel, Mason, Mile Square and Yorba regional parks. Irvine Regional Park opens at 6 a.m. and will close at 9 p.m. Wilderness parks are open at 7 a.m. and close at sunset year round.
The Polyphagous Shot Hole Borer (PSHB) is an invasive beetle that attacks common native and landscape trees, leading to branch dieback and overall decline. This can have a devastating effect on local trees, and you may see some being treated or removed in County parks.
Making Orange County a safe, healthy, and fulfilling place to live, work, and play, today and for generations to come, by providing outstanding, cost-effective regional public services.
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