Apply to serve on the Measure AA Bond Oversight Committee! Applications due June 26.
An independent special district in the San Francisco Bay Area that has preserved a regional greenbelt system of nearly 65,000 acres of public land and manages 26 open space preserves.
What's new?
Have you visited a Midpen preserve recently? Take our visitor survey!
Stay safe and healthy. Midpen closures, event and activity cancellations.
Notice of Preparation of a Draft Program Environmental Impact Report for the Proposed Wildland Fire Resiliency Program.
Ways to explore nature close to home!
One-way routes on trails in Rancho San Antonio.
Contest ends May 31!
Enter Today!