The Midpen administrative office is open 8:30 a.m. to 5 p.m. Monday through Friday. You are always welcome to stop by to pick up trail brochures, volunteer information, agendas, and other information. Masks are required indoors regardless of vaccination status.
Administrative Office
330 Distel Circle
Los Altos, CA 94022-1404
You can also reach us by phone: 650-691-1200; fax: 650-691-0485 or e-mail: info@openspace.org
Emergency Contact Information
To report an emergency on a Midpen preserve, call 911. Please call this number to report:
- A medical, police, fire or other emergencies
- In-progress suspicious activity or crime
- A missing person
- Any urgent situation for which you need immediate assistance
Please have the name of the preserve and your location (ex. the trail you are on, or if you’re in the parking lot) available to assist the dispatcher in sending you the appropriate resources.
To report maintenance needs, or for routine questions or information, call our Administrative Office at 650-691-1200. This number is answered during regular business hours, and voice mail is available outside of regular hours. E-mail can also be sent to info@openspace.org.
Holiday Closures
The office will be closed on the following days in 2021: Monday, January 18 (Martin Luther King, Jr. Day); Monday, February 15 (Presidents' Day); Monday, May 31 (Memorial Day); Monday, July 5 (Independence Day observed); Monday, September 6 (Labor Day); Wednesday, November 11 (Veteran's Day); Thursday, November 25-26 (Thanksgiving); Friday, December 24-Friday, December 31, 2021 (Holiday closure)
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