Home › Venues › Backyard Stage at The Amp Backyard Stage at The Amp Tickets Buy tickets for concerts at Backyard Stage at The Amp in St. Augustine, FL. No Upcoming Events No upcoming events scheduled at Backyard Stage at The Amp. Please contact us with any corrections. Hotels & Lodging Near Backyard Stage at The Amp About the Venue Backyard Stage at The Amp At-a-Glance Capacity 1,000Address1340C A1A SouthSt. Augustine, FL 32080United States Map & Directions Website www.staugamphitheatre.com/Advertisement