A volunteer for Sonoma County Regional Parks and a park visitor look at a map together while standing on a trail.

Get Involved

Get Engaged, Get Excited!

To preserve and balance the land’s health — from its creek waters to its forested ridgelines — with the many wants, desires, and needs of its future visitors, we need your input. There are several ways to get involved — in person or online:

Still have questions?

Oct 15

Mark West Preview Days

The Preserve is not yet open to the public, except during preview days and special-access events. The property entrance is at 3000 Porter Creek Road, west of Safari West, and will be marked by road signs. Parking is limited, so registration is required. Bring your own water as water is not available on site. Dogs on leash are allowed. Bicycles and horses are not permitted at this time.

Additional dates to be scheduled on a rolling basis.


Date October 15, 2022

Time 10:00 am - 3:00 pm

Location 3000 Porter Creek Road, Santa Rosa, CA 95404