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Research & Data

Western Sydney Construction Cost Data

Free, regularly-updated building cost statistics sourced from 15+ years and 50+ projects across Fairfield, Liverpool, Cumberland, Canterbury-Bankstown, and Blacktown. Cite freely with attribution.

Residential Construction Costs Per m² (2026)

Based on completed projects across Western Sydney. Includes structural, fit-out, fixtures, plumbing, electrical, painting, and GST. Excludes land, council fees, and professional fees.

Standard Build

$2,400 – $2,800/m²

Project homes, standard fixtures and fittings, basic landscaping

Premium Build

$3,000 – $3,500/m²

Upgraded kitchens and bathrooms, engineered timber, ducted AC

Luxury Build

$3,700 – $4,300/m²

Architect-designed, stone benchtops, smart home, premium finishes

Typical Project Costs (2026)

Indicative price ranges for common project types in Western Sydney.

Project TypePrice Range
Custom Home (4-bed standard lot)$450K – $550K
Duplex (turn-key, both units)$750K – $1.2M
Granny Flat (1–2 bed)$150K – $250K
Knockdown Rebuild$500K – $800K+
Townhouse (3-unit project)$1.1M – $1.8M
Boarding House (10+ rooms)$1.5M – $2.5M

Costs vary by site conditions, soil type, slope, and specific council requirements. Contact us for a detailed estimate.

Common Additional Costs

Section 7.12 Development Levy0.5 – 1% of project cost
Geotechnical Soil Test$1,500 – $3,000
Asbestos Removal$5,000 – $20,000
Reactive Clay Foundation Upgrade$15,000 – $40,000
Stormwater Detention Tank$3,000 – $8,000
BASIX Compliance (energy rating)$800 – $2,000

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