Noarlunga Sa

Southern Adelaide · South Australia

What's Noarlunga made of?

Mostly 1970s brown brick on 600-800m² blocks, sitting on reactive clay, with medium pressure to knock down and rebuild. City of Onkaparinga.

Who built Noarlunga
1970s brown brick 35%1980s-90s brick veneer 25%Post-war Trust and Commission homes 15%Infill townhouses and rebuilds 15%Beach shacks and holiday homes 10%

The eras, street by street

1970s brown brick

35%
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.

1980s-90s brick veneer

25%
1980s-1990s

Brick veneer with a Colorbond or concrete-tile roof, ensuite, formal lounge nobody uses, double garage under the main roof by the 90s. Rendered feature walls arrive late.

Post-war Trust and Commission homes

15%
1945-1965

SA Housing Trust double-brick and cream-brick semis and singles, concrete or timber floors, small windows, hip roofs in tile or iron. Solid and simple.

Infill townhouses and rebuilds

15%
2000s-2020s

Two or three homes where one 1960s house stood: Torrens-title courtyard homes, hammerhead battle-axe blocks, occasional two-storey townhouse rows.

Beach shacks and holiday homes

10%
1950s-1980s

Fibro and weatherboard shacks, later brick holiday homes, on sandy blocks near the esplanade. Many now knocked down for two-storey rebuilds.

Typical block
600-800m²
Typical frontage
18m
Rebuild pressure
Medium

Under the floor

Soil

Reactive clay

Moderately to highly reactive clay (Class M to H). Seasonal movement causes hairline cracking in brickwork and render. Modern slabs are engineered for it; older strip footings were not. Consistent moisture around the house is the whole game.

In the walls

  • Asbestos still present in wet areas and eaves to the mid-80s
  • Single-glazed dark aluminium windows
  • Original ducted systems at end of life
  • Some concrete driveways and slabs cracking on reactive clay
  • Asbestos possible to about 1987
  • Halogen downlights against insulation
  • Leaking showers as waterproofing membranes reach 25-35 years
  • Grey polybutylene pipe in some 90s homes
What each of these costs to fix

How the streets are changing

The Noarlunga Centre precinct is going higher; the residential streets are quietly renovating.

The thing locals know

Old Noarlunga on the Onkaparinga River is a separate 1840s village with its own heritage rules.

Time machine

What's changed in Noarlunga since Nan bought

House prices in years of wages, decade by decade, what was standing when, and what her block does now.

Open the timeline

Questions about Noarlunga

Do houses in Noarlunga have asbestos?+

Likely in the older stock. About 60% of Noarlunga was built between the 1920s and 1980s, the peak asbestos period. Eaves, wet-area sheeting, fences and sheds are the usual places. Test before you drill, sand or demolish.

What soil is under Noarlunga?+

Reactive clay. Moderately to highly reactive clay (Class M to H). Seasonal movement causes hairline cracking in brickwork and render. Modern slabs are engineered for it; older strip footings were not. Consistent moisture around the house is the whole game.

Can I subdivide a block in Noarlunga?+

Medium subdivision pressure: A knockdown or a subdivision every few streets. Character is shifting but the original stock still dominates. Typical blocks are 600-800m². Check the zone and minimum site area in the Planning and Design Code for the exact street.

Street-level generalisations from council heritage studies, ABS dwelling-age data, soil classification maps and BuildPilot partner site reports. Every street has exceptions. A soil test, a building inspection and the council's overlay map beat any suburb profile, including this one.

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