Mount Hamilton Road (CA Hwy 130) is closed between Three Springs Road and Quimby Road for road repairs, and will remain closed until repairs are completed (November 2023). Visitors driving from San Jose will need to take Quimby Road, which is narrower and steeper than Mount Hamilton Road. Please drive carefully.
Event Information

Lick Observatory is operated under the auspices of UC Observatories, with the administrative and business offices located at UC Santa Cruz. The director’s and business office staff at UC Santa Cruz are listed at UCO Contacts.

For director’s office inquiries, please e-mail

Lick Observatory is located on Mount Hamilton, the highest peak in the San Francisco Bay Area, east of San Jose, CA.

Mount Hamilton Staff

Kostas Chloros
Mountain Superintendent

Penny Crowe
Administrative Assistant

Gift Shop / Visitor Services

Mailing Address
Lick Observatory
7281 Mount Hamilton Rd.
Mount Hamilton, CA 95140

The full staff listing for personnel stationed at Mount Hamilton is available via the Mount Hamilton staff directory


You may also use the UC Santa Cruz campus directory to find contact information for specific staff members.