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Adelaide Build Cost Benchmark 2026

Sanity-check builder quotes against current Adelaide cost benchmarks. Per-square-metre ranges for volume, project, custom and double-storey builds, plus typical site cost loadings.

  • Per-square-metre cost ranges by build type and finish level
  • Typical site cost loadings for sloping blocks and reactive soils
  • Knockdown rebuild cost premium vs greenfield
  • Sources cited (ABS, HIA, RevenueSA) so you can verify
George Giannakakis

By George Giannakakis · M.Arch · RLA300580 · HIA Industry Judge

Last reviewed: · How we research

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