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Does the work involve structural elements (load-bearing walls, floor joists, foundations or similar)?
Estimated range
$583 – $2,679
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Browse by state
Builders based in each state and territory.
- New South Wales10,646builders based here
- Victoria8,271builders based here
- Queensland5,982builders based here
- Western Australia2,976builders based here
- South Australia1,730builders based here
- Australian Capital Territory556builders based here
- Tasmania513builders based here
- Northern Territory272builders based here
Every region in Australia
All 88 regions, grouped by state, capital city first. Numbers are builders based there.
New South Wales
28 regions
- Greater Parramatta625
- Inner South West Sydney618
- Sydney CBD & Inner South577
- South West Sydney556
- North Sydney & Hornsby513
- Baulkham Hills & Hawkesbury440
- Inner West Sydney371
- Northern Beaches363
- Greater Blacktown336
- Outer South West Sydney284
- Blue Mountains & Outer West273
- Sutherland Shire252
- Eastern Suburbs192
- Ryde & Epping176
Victoria
17 regions
Queensland
19 regions
Western Australia
South Australia
Australian Capital Territory
1 region
Tasmania
Northern Territory
2 regions
Most Popular Suburbs
- 01
Osborne Park
147 providers
Browse location - 02
Melbourne
143 providers
Browse location - 03
Sydney
119 providers
Browse location - 04
Adelaide
117 providers
Browse location - 05
Malaga
108 providers
Browse location
Top-rated builders in Australia
Learn the rules for hiring builders in your state
Licences, contracts and deposits for home building work differ across the country. Check yours before you sign.
| Rule | NSW | VIC | QLD | SA | WA | TAS | NT | ACT |
|---|---|---|---|---|---|---|---|---|
| LicenceWhat the register calls it | Contractor licence (general building work) | Domestic builder registration (unlimited) | Contractor licence (Builder—low rise) | Building work contractor's licence | Building contractor registration | Builder licence | Building contractor registration | Builder licence |
| Licence needed fromJob value that triggers it | Over $5,0001 | Over $10,0002 | Over $3,3003 | Any job value4 | $20,000 or more5 | Any job value6 | $25,000 or more7 | Any job value8 |
| Check the registerThe official public register | Building Commission NSW register | Building and Plumbing Commission register | Queensland Building and Construction Commission register | Consumer and Business Services register | Building and Energy (WA Department of Local Government, Industry Regulation and Safety) register | Consumer Affairs Tasmania register | Northern Territory Building Practitioners Board register | Access Canberra — ACT Construction Occupations Registrar register |
| Written contractRequired above | Over $5,000 · large job contract over $20,0009 | Over $10,000 | Over $3,300 · Level 2 regulated contract (full written contract) from $20,000 | From $20,000 | Over $7,500 | From $20,000 | From $25,000 | Does not apply |
| Deposit capMost you can be asked for | Up to 10%109 | Not listed | Not listed | Up to 5%11 | Up to 6.5%12 | Not listed | Up to 5%13 | Does not apply |
| Warranty insuranceBuilder must hold it above | Over $20,000 · minimum cover $340,0009 | Over $20,000 | Over $3,300 | From $20,000 · minimum cover $250,000 | Over $20,000 · minimum cover $200,000 | Does not apply | From $25,000 · minimum cover $200,000 | From $12,000 · minimum cover $200,000 |
| Cooling-offAfter you sign | 5 business days · on contracts over $20,000149 | 5 business days · on contracts over $10,000 | 5 business days · on contracts over $3,300 | 5 business days · on contracts over $20,000 | Does not apply | 5 business days · on contracts over $20,000 | Does not apply | Does not apply |
- 1NSW · Licence needed from: Add the cost of labour and materials, including GST.
- 2VIC · A contract for one trade only, such as painting, plumbing or tiling, needs no registered builder. Add other building work and it does.
- 3QLD · Licence needed from: Building or renovating a home usually needs a Builder licence. Smaller jobs inside a bigger licensed contract still need a licence.
- 4SA · Licence needed from: Staff employed by a licensed business need no licence of their own.
- 5WA · Licence needed from: Only permit work in the main populated areas needs a registered builder. Sheds, carports and patios have a higher threshold.
- 6TAS · An owner builder with a permit can do building work on their own home without a licence.
- 7NT · Licence needed from: Registration covers a new home or an extension that adds floor area. It also covers a garage, carport or retaining wall built with it.
- 8ACT · Licence needed from: Exempt work needs no licence. Demolition and pools need an extra endorsement on the licence.
- 9NSW · A contract only for inside painting, demolition, or carpet, vinyl or a timber overlay does not get these protections.
- 10NSW · Deposit cap: Applies to jobs over $5,000. The cap does not apply to smaller jobs.
- 11SA · Deposit cap: Applies only to contracts of $20,000 or more. Smaller jobs have no deposit limit.
- 12WA · Deposit cap: This limit applies to jobs that cost more than $7,500 and less than $500,000.
- 13NT · Deposit cap: Applies only to a registered builder's contract of $25,000 or more. It covers a new house, an extension or a structure built with it.
- 14NSW · Cooling-off: The price includes GST.
NSW Sources: nsw.gov.au, Home Building Regulation 2014, Home Building Act 1989. Checked 15 Oct 2026.
VIC Sources: consumer.vic.gov.au, Building Regulations 2018, bpc.vic.gov.au, Domestic Building Contracts Act 1995, Building Act 1993. Checked 16 Oct 2026.
QLD Sources: Queensland Building and Construction Commission Act 1991, qbcc.qld.gov.au, Queensland Building and Construction Commission Regulation 2018. Checked 16 Oct 2026.
SA Sources: Building Work Contractors Act 1995, sa.gov.au, Building Work Contractors Regulations 2026, cbs.sa.gov.au. Checked 16 Oct 2026.
WA Sources: wa.gov.au, Building Services (Registration) Act 2011, Home Building Contracts Regulations 1992, Home Building Contracts Act 1991. Checked 16 Oct 2026.
TAS Sources: Occupational Licensing Act 2005, consumeraffairs.tas.gov.au, buildingstandards.tas.gov.au, Residential Building Work Contracts and Dispute Resolution Act 2016. Checked 16 Oct 2026.
NT Sources: nt.gov.au, Building Regulations 1993, bpb.nt.gov.au, Building (RBI and Fidelity Fund Schemes) Regulations 2012. Checked 17 Oct 2026.
ACT Sources: planning.act.gov.au, accesscanberra.act.gov.au, Building (General) Regulation 2008. Checked 16 Oct 2026.
What home building costs
Across Australia, home building typically runs $4,813 – $27,055 for small structure build, and $179,735 – $456,825 for extension build.
Local prices vary, so these are typical Australia-wide ranges. What you'll pay comes down to the size of the job, the condition of what's being worked on, and the finish you choose. Get a few quotes to see your exact number — it's free.
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