Our past has had a profound effect on the way we move into our future. 93,000 acres from the coastal mountains to the sea, the historic Irvine Ranch in Orange County, California is a paradise of open space and natural beauty.


The magnitude of The Irvine Ranch open space legacy offers no hint of its modest beginnings. In 1897, Irvine Company quietly donated 304 acres to the people of Orange County, the Irvine Regional Park. Through the years that followed, the company worked closely with city, county and state governments, community groups and conservationists to create a steadily growing network of open space, trails and parks.

Our Timeline

In every walk with nature one receives far more than he seeks,” legendary conservationist John Muir wrote. There is perhaps no better example of that truism than The Irvine Ranch open space legacy. Scroll through the timeline below for an overview of the major milestones of The Irvine Ranch open space collection.