cornerstone sonoma / contact us

Cornerstone Sonoma is open daily from 10 a.m. to 5 p.m.
Gardens close at 4:00 pm.

Note: On weekends the gardens may close as early as 3:00 pm for special events, it is recommended to call ahead for specific garden hours.

Cornerstone Sonoma
23570 Arnold Dr. Sonoma, CA 95476

General Inquiries
t: 707 933.3010 f: 707 933.3856
General Inquiries

Driving Directions

Event Booking information
t: 707.933.3010 ext. 102
Booking information

Garden Tours & Group Bookings
t: 707.933.3010 ext.100
Tours & Bookings

Shop and Merchant contact details

Marketing and Media Inquiries
t: 707.933.3010 x 106
Media Inquiries

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Leasing Opportunities
t: 707.933.3010