Home › Venues › Old Mount Gambier Gaol Old Mount Gambier Gaol Tickets Buy tickets for concerts at Old Mount Gambier Gaol in Mount Gambier, South Australia, Australia. No Upcoming Events No upcoming events scheduled at Old Mount Gambier Gaol. Please contact us with any corrections. Hotels & Lodging Near Old Mount Gambier Gaol About the Venue Old Mount Gambier Gaol At-a-Glance Address25 Margaret StreetMount Gambier, South Australia 5290Australia Map & Directions Advertisement