In 1955 a typical Tea Tree Gully house was about $6,700, or 3.9 years of an average wage. In 2026 it is about $810,000, or 8.1 years. Here is the decade-by-decade version, what was standing when, and what her block does now.
Modelled, not measured. Prices are the Adelaide median house price of the day (rounded, dollars of the day) scaled to where Tea Tree Gully sits against the city median in 2026, blended toward the median for earlier decades because suburbs move up and down the ladder. Wages are national average full-time earnings. Treat every figure as "about". For actual sales history, ask an agent or the state valuer.
Trust homes and fibro on the fringe; stone villas closer in.
Cream brick veneer, one bathroom, a Hills Hoist.
Brown brick project homes, ducted evaporative, a family room.
The ensuite arrives. Colorbond replaces galvanised iron.
Four-two-two under one roof. Rendered feature walls.
Biggest houses in the world. Alfresco and theatre room.
Two-for-one subdivisions start. Solar on a third of roofs.
7-star, all-electric, 300m² blocks. Or a rebuild on Nan's.
Includes ~10% infill that replaced an earlier house.
Rebuild pressure in Tea Tree Gully is low. Streets look much as they did. Occasional renovation, very little demolition. The old village core is heritage-flavoured, the slopes above are 1970s-90s family homes staying put.
Locals know: Streets in the Hills Face Zone need a BAL assessment for most new work.
A typical Tea Tree Gully block is 700-1,200m². Three realistic paths in 2026.
One 220-260m² family home on the full block, $520K-$900K depending on builder tier. Keeps the backyard.
Read the guideRoof, rewire, switchboard, salt damp and a bathroom: $60K-$120K to bring an old Adelaide house up to modern comfort.
Read the guideModelled on the Adelaide median of the day and Tea Tree Gully's current position relative to the city, a typical Tea Tree Gully house was around $9,400 in 1965, or about 3.4 years of an average full-time wage. In 2026 it is around $810,000, or about 8.1 years of wages. These are indicative figures, not sales records.
Roughly 10% of today's homes in Tea Tree Gully are infill: townhouses, courtyard homes or rebuilds that replaced an earlier house. Rebuild pressure is low: Streets look much as they did. Occasional renovation, very little demolition.
The largest share of Tea Tree Gully (35%) is 1970s brown brick (1970s). Brown brick veneer, mission-brown aluminium windows, ducted evaporative on the roof, a family room off the kitchen and a pergola out the back. Project homes from the big volume builders.
We use cookies to improve your experience. Cookies on. Learn more