An independent special district in the San Francisco Bay Area that has preserved a regional greenbelt system of over 63,000 acres of public land and manages 26 open space preserves.

What's new?

Wildflowers in bloom on Midpen preserves.

Midpen is in bloom! Find out more in our April Newsletter!

Be a citizen scientist - join a SOD Blitz!

Enter your best shot in our 10th Annual Photo Contest

Now Hiring for multiple positions

Upcoming Activities