Building Knowledge Base
Plain-English guides to building, renovating and extending in Queensland, written by Tom Roebuck, director and licensed builder at Roebuck Concepts (QBCC 15280811). Every figure is sourced and attributed, and every guide is written for the Sunshine Coast and Noosa Shire specifically.
Costs and budget
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What it costs to build a house on the Sunshine Coast
Cost to build a house on the Sunshine Coast: cited ABS and QBCC figures, what a build price includes, site costs, and why coastal blocks cost more.
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What Is the Average Cost to Build a 4-Bedroom House in QLD?
ABS data puts a new Queensland house at $458,868 to build. See a bedroom-count and finish-level cost matrix for the Sunshine Coast and Noosa.
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Average Cost to Build a 3-Bedroom House in Queensland
ABS data puts the average new Queensland house at $530,040 in the year to July 2026 — what it covers, what it excludes, and Sunshine Coast cost drivers.
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Cost Per Square Metre to Build a House in Queensland
There is no single cost per square metre to build a house in Queensland. What is inside the rate, what is not, and how to compare builders' quotes.
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What Is the Most Expensive Part of Building a House?
The structural shell is the biggest cost in a Sunshine Coast house build. A licensed builder ranks every cost centre and the QBCC rules behind them.
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The Hidden Costs of Building: What Sits Outside the Contract Price
What sits outside a Queensland building contract price: 18 named exclusions, from soil tests and infrastructure charges to driveways and landscaping.
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Is It Cheaper to Build or Buy on the Sunshine Coast?
Build or buy on the Sunshine Coast? A line-by-line cost model with QRO stamp duty and holding-cost lines, built on published ABS, QRO and QBCC figures.
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How to Set a Realistic Building Budget and a Contingency That Works
How to set a building budget in Queensland: what to include, the 8-12% contingency rule with a worked example, and the QBCC rules that protect it.
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Progress Payments Explained: How You Actually Pay for a QLD Build
How progress payments work on a QLD build: QBCC deposit caps, what makes a stage claim valid, and why practical completion controls your final payment.
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Renovation cost per square metre in Queensland
Why renovation cost per square metre misleads in Queensland, what it hides and what to use instead. ABS and QBCC sources, from a Coolum Beach builder.
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What a bathroom renovation costs in Queensland
What drives bathroom renovation cost in Queensland: layout changes, AS 3740 waterproofing, QBCC licensing, and when you actually need building approval.
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What a kitchen renovation costs in Queensland
What drives kitchen renovation cost in Queensland: cabinetry, benchtops, appliance sums, services, structural work, and when building approval is needed.
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How Much Does a Major Home Renovation Cost on the Sunshine Coast?
What a major renovation costs on the Sunshine Coast, by scope band, with per-square-metre comparison to a new build and the QBCC thresholds that apply.
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How Much Does a House Extension Cost in Queensland?
What sets the cost per square metre of a ground-floor, second-storey or detached house extension in Queensland, plus QBCC and Sunshine Coast rules.
Choosing and checking a builder
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How to check a QBCC licence before you hire a builder
How to check a QBCC licence before you hire a builder — find the number, search the register, read the result, and check Queensland home warranty cover.
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How to choose a builder in Queensland
Queensland guide to choosing a builder: QBCC licence and insurance checks, contract levels, deposits, PC sums, and the questions to ask before you sign.
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QBCC Builder Licence Classes in Queensland, Explained
Builder Low Rise, Medium Rise and Open compared: what each QBCC licence class lets a Queensland builder build, with scopes, limits and how to check.
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Who Are the Best Builders on the Sunshine Coast? How to Actually Judge
No honest ranking of Sunshine Coast builders exists. Use our 100-point scoring worksheet and QBCC checks to judge any builder yourself, us included.
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What Does the Queensland Home Warranty Scheme Actually Cover?
QBCC requires home warranty cover on residential work over $3,300. What it covers, who pays the premium and the 6 year 6 month structural window.
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Red Flags: How to Spot a Builder You Should Walk Away From
15 builder red flags and the QBCC check that confirms each. Deposit caps, licence checks and warning signs before a Sunshine Coast builder collapse.
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Custom build vs project home: what actually differs
Custom build vs project home on the Sunshine Coast: design freedom, sloping blocks, from-pricing, cost certainty, timelines and who runs your build.
Renovate, extend or rebuild
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Renovate or knock down and rebuild?
Renovate or knock down and rebuild? A Sunshine Coast builder's decision guide covering structure, floor plan, council overlays, asbestos and cost.
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Renovate, Extend or Knock Down and Rebuild? A Sunshine Coast Decision Guide
Renovate, extend or knock down and rebuild on the Sunshine Coast? A licensed builder's decision matrix on cost, timelines, approvals and disruption.
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Is It Cheaper to Extend Out or Build Up?
Extending out usually costs less per square metre than building up. Compare footings and slab with structural upgrade and stairs on a Sunshine Coast block.
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How to Live in Your House During a Major Renovation
How to live in your house during a major renovation: a staged plan for kitchen-out weeks, dust control, services isolation and Queensland noise hours.
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Whole-House Renovation: Costs, Sequence and Timeline
How a whole-house renovation runs on the Sunshine Coast: the 14-stage sequence, QBCC contract and warranty rules, council approvals and real cost drivers.
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Which renovations actually add value in Queensland?
Which renovations add value in Queensland, and which quietly cost you. Honest, sourced guidance from a licensed Sunshine Coast and Noosa builder.
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Renovating a Queenslander: What You Can and Cannot Change
What you can and cannot change renovating a Queenslander on the Sunshine Coast: character overlays, raising, re-stumping and building in under.
Approvals, councils and compliance
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Building approvals: Sunshine Coast Council vs Noosa Shire
How building approval, development approval and private certifiers work in Queensland and where Sunshine Coast Council and Noosa Shire Council differ.
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What Approvals Do I Need to Renovate a House in Noosa Shire?
Which Noosa renovations need only a building approval, and which trigger a Noosa Plan 2020 development application. Decision tree plus zone limits.
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Building Approval vs Development Approval in Queensland
Building approval vs development approval in Queensland: who decides each, what each covers, and which comes first on the Sunshine Coast.
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What Does a Private Building Certifier Do in Queensland?
What a private building certifier does in Queensland: approvals, the five mandatory inspection stages, and how the role differs from council and builder.
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Coastal Hazard and Flood Overlays on the Sunshine Coast
Coastal hazard and flood overlays on the Sunshine Coast and in Noosa: erosion prone areas, coastal building lines, floor levels and what each one means.
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Bushfire-Prone Area Requirements for Hinterland Builds
Bushfire prone area rules for Sunshine Coast hinterland builds: what each BAL rating under AS 3959 means for your house at Tanawha, Mons or Forest Glen.
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How Long Does a Building Approval Take in Queensland?
Queensland building approval timeframes explained: statutory periods, the 2-year lapse rule, 20 business day appeals, and Sunshine Coast council steps.
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Demolition Approvals for a Knockdown Rebuild in Queensland
Demolition needs a building approval in Queensland. Character overlay triggers, asbestos duties and service disconnections for a Sunshine Coast knockdown.
Blocks, sites and coastal conditions
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Building on a sloping block in Queensland
Building on a sloping block on the Sunshine Coast or in Noosa: slope thresholds, retaining wall approvals, drainage, driveway grades and what drives cost.
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Soil Classification in Queensland: What Your Soil Test Tells You
What your soil test means in Queensland: the AS 2870 classes A to P, their movement bands, and how each one changes your slab, footings and build cost.
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Concrete Slab or Stumps? Choosing a Foundation on the Sunshine Coast
Concrete slab or stumps on the Sunshine Coast? Compare site classification, sloping-block limits and flood overlay floor levels before you build.
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Building Near the Coast: Corrosion, Salt Spray and Material Selection
Salt spray decides your spec near the coast: NCC corrosivity zones, coating classes, fixings, glazing and balustrade for Sunshine Coast and Noosa builds.
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Termite Protection Requirements in Queensland
What Queensland's NCC Part 3.4 and AS 3660.1 require for termite protection: system types compared, the 50-year design life rule, and your durable notice.
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Acreage and Hinterland Builds: Water, Power, Access and Effluent
Acreage and hinterland builds on the Sunshine Coast: tank sizing, on-site effluent, driveway grade, power connection and the Queensland rules behind each.
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How to Assess a Block Before You Buy It
A builder's 20-point checklist for assessing a Sunshine Coast or Noosa block before you buy: title, overlays, soil, flood, coastal hazard and services.
The build process and contracts
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How long does it take to build a house in Queensland?
How long does it take to build a house in Queensland? A licensed Sunshine Coast builder breaks the build into stages, from design to practical completion.
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The 9 Stages of a Custom Home Build, Explained
Nine stages of a Queensland custom home build, with inspection points, QBCC contract rules and ABS build times. From a licensed Coolum Beach builder.
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Fixed-price building contracts in Queensland
What a fixed price building contract means in Queensland: QBCC contract levels, deposit caps, cooling-off, prime cost sums and when the price can change.
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Building contract variations in Queensland
What a building contract variation is in Queensland, the QBCC rules for documenting one, and why it must be agreed in writing before work starts.
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Practical completion, defects liability and warranty in Queensland
Practical completion, defects liability and the Queensland statutory warranty periods explained, with what the Home Warranty Scheme covers.
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HIA vs Master Builders Building Contracts: What Is the Difference?
HIA and Master Builders Queensland contracts both meet Schedule 1B of the QBCC Act. Clause by clause: what the law fixes and what each association drafts.
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Working With an Architect, a Building Designer, or a Design-and-Build Builder
Architect, building designer or design-and-build builder? Compare QBCC licence scopes, who carries the risk and where cost sits on a Sunshine Coast build.
Design, materials and performance
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Designing a Coastal Home for the Sunshine Coast Climate
Designing a coastal home on the Sunshine Coast: orientation, cross-ventilation, shading and salt-resistant materials under NCC climate zone 2.
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7-Star NatHERS: What Queensland Energy Rules Mean for Your New Home
Queensland's 7-star NatHERS rules commenced 1 May 2024. What the star rating and Whole of Home budget mean for a Sunshine Coast build or renovation.
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Open-Plan Living: What Works and What Homeowners Regret
Open-plan living done right: the acoustic, thermal and storage trade-offs homeowners regret, with NCC-referenced fixes from a Sunshine Coast builder.
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Choosing Kitchen and Bathroom Finishes That Last on the Coast
Kitchen and bathroom finishes for Sunshine Coast salt air: a material durability table, NCC waterproofing rules and Queensland fixture requirements.
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Pools and Outdoor Living on a Sunshine Coast Block
Sunshine Coast pool build order, QDC MP 3.4 barrier rules and the house-to-pool structural interface, explained by a licensed Queensland builder.
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