Seaford Sa

Southern Adelaide · South Australia

What's Seaford made of?

Mostly 1980s-90s brick veneer on 400-700m² blocks, sitting on coastal sand, with low pressure to knock down and rebuild. City of Onkaparinga.

Who built Seaford
1980s-90s brick veneer 40%2000s estates 35%Narrow-lot estates 15%Beach shacks and holiday homes 10%

The eras, street by street

1980s-90s brick veneer

40%
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.

2000s estates

35%
2000s

Rendered or face-brick four-two-two, alfresco, theatre room, rainwater tank on the side. Blocks 450-600m². Volume builders on greenfield land.

Narrow-lot estates

15%
2010s-2020s

Two-storey or long single-storey on 300-450m², black window frames, Colorbond Monument roofs, solar on most, 6 or 7-star rated. Very few established trees yet.

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
400-700m²
Typical frontage
14-18m
Rebuild pressure
Low

Under the floor

Soil

Coastal sand

Good bearing, quick drainage, stable slabs (often Class A or S). The risks are excavation collapse, wind-blown sand under the house, salt corrosion, and the coastal erosion or acid-sulfate overlays that come with living near the water.

In the walls

  • 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
  • Leaking showers and balconies are the era's defect
  • Dozens of halogen downlights
  • Engineered stone benchtops (safe to live with, not to cut)
  • Estate covenants still in force
What each of these costs to fix

How the streets are changing

Seaford Heights and Meadows stages are the last greenfield. Otherwise established.

The thing locals know

The train arrived in 2014 and the suburb has been repricing ever since.

Time machine

What's changed in Seaford 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 Seaford

Do houses in Seaford have asbestos?+

Likely in the older stock. About 10% of Seaford 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 Seaford?+

Coastal sand. Good bearing, quick drainage, stable slabs (often Class A or S). The risks are excavation collapse, wind-blown sand under the house, salt corrosion, and the coastal erosion or acid-sulfate overlays that come with living near the water.

Can I subdivide a block in Seaford?+

Low subdivision pressure: Streets look much as they did. Occasional renovation, very little demolition. Typical blocks are 400-700m². 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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