How much does commercial roofing cost in Hobart?
Commercial roofing in Hobart is priced per square metre by system: $63–$170/m² to re-sheet in Colorbond or Zincalume, $70–$140/m² to re-membrane a flat roof, and $110–$220/m² for insulated sandwich panel. A full warehouse re-roof runs $35,200–$109,550 for 500–1,000m², or $70,450–$313,050 for medium 1,000–3,000m² sites. The roof itself is rarely the whole story — fall-arrest compliance, staging around an occupied site, and asbestos on pre-2003 buildings all move the number.
Pricing below is compiled from Hobart commercial roofers, membrane and metal suppliers, and published commercial rate guides as of July 2026. All prices include GST.
Detailed Commercial Pricing — Hobart 2026
| Service | Low | Typical | High |
|---|---|---|---|
| Roof / dilapidation inspection | $315report | $585 | $940 |
| Commercial roof repair (leak / patch) | $470per job | $1,400 | $2,750 |
| Re-sheet Colorbond / Zincalume | $63/m² | $94 | $170 |
| Re-sheet, bulk (over 1,000m²) | $55/m² | $70 | $86 |
| TPO / PVC membrane (flat roof) | $70/m² | $105 | $140 |
| Torch-on bitumen membrane | $47/m² | $70 | $94 |
| Insulated sandwich panel | $110/m² | $165 | $220 |
| Box gutter replacement | $94/m | $170 | $250 |
| Warehouse re-roof (500–1,000m²) | $35,200total | $70,450 | $109,550 |
| Medium commercial (1,000–3,000m²) | $70,450total | $172,150 | $313,050 |
| Fall-arrest / static line system | $2,750installed | $9,400 | $19,550 |
| Asbestos roof removal | $23/m² | $43 | $70 |
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Get Hobart quotes →Prices include GST. Hobart metro, July 2026. Large or complex sites vary.
Commercial Roofing Costs by Sector in Hobart
Warehouses & Industrial
Trapezoidal Colorbond or Zincalume over large clear-span roofs in Derwent Park, Moonah, Glenorchy and Cambridge. Bulk per-m² rates kick in past 1,000m², but crane access and high-bay edge protection can claw the saving back. Asbestos is near-certain on pre-2003 sheds.
Retail & Strip Centres
A mix of flat-roof membrane and metal over awnings and walkways. Trading hours force night or weekend staging, which adds labour cost. Older suburban centres frequently carry asbestos and tired box gutters that drive water-ingress repairs.
Strata & Apartment Blocks
Flat or low-pitch membrane roofs funded through the capital works fund. Committee approval, resident access and multi-storey scaffolding drive the timeline more than the roof system itself. A special levy covers any shortfall in the fund.
Offices & Institutional
Schools, medical and government buildings carry the heaviest compliance and documentation load — strict fall-arrest, building-management-system and solar coordination, and formal tender processes that lengthen lead times well beyond the roofing work.
What Hobart Commercial Roofing Jobs Actually Cost
Warehouse re-sheet — 800m² Colorbond
Strip the old metal, replace battens or purlins where needed, install new trapezoidal Colorbond with an insulation blanket and new flashings. Effective rate around $78–$135/m² once crane hire and edge protection for clear-span access are included.
Asbestos warehouse removal + re-sheet
Licensed asbestos removal ($23–$70/m²), WorkSafe Tasmania notification and air monitoring, disposal at an approved facility, then a new Colorbond roof. Pre-2003 Hobart industrial sheds with grey corrugated sheeting are almost always asbestos cement.
Flat-roof membrane recoat — strip centre
TPO/PVC or torch-on membrane over a 400–600m² flat roof, plus new box gutters, sumps and overflows. Usually staged overnight around trading tenants, which adds shift loading to the labour.
Strata block re-roof — Hobart apartments
Membrane or metal over the common-property roof, funded via the capital works fund. Scaffolding or an elevated work platform for multi-storey access, with works staged around residents and signed off by the owners corporation.
Tilt-panel factory — new roof
Large-format insulated panel or Colorbond on a 2,000–3,000m² site, with structural certification, permanent fall-arrest static lines, and a skylight or translucent-sheeting allowance for natural light.
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What Affects Commercial Roofing Costs in Hobart
Commercial roofing quotes in Hobart swing on the roof system, the site, and the compliance overhead far more than on the building footprint alone. Here are the main drivers.
Roof system
Membrane ($70–$140/m²), metal re-sheet ($63–$170/m²) and insulated panel ($110–$220/m²) sit at very different price points. Flat roofs almost always mean membrane; pitched sheds mean metal.
Area & access
Bulk rates ($55–$86/m²) apply past roughly 1,000m², but crane hire, clear-span height and limited hardstand for access can offset that saving.
Fall-arrest & WorkSafe Tasmania compliance
Permanent static lines, guardrails and roof-access systems are mandatory on most commercial roofs. Budget $2,750–$19,550 plus a 10–20% compliance allowance on the job.
Asbestos
Any Hobart roof built before 2003 may contain asbestos cement sheeting. Licensed removal adds $23–$70/m² and 1–3 weeks for notification, containment and disposal.
Occupied / trading site
Working around staff, tenants or residents forces night and weekend shifts and staged handover — a real multiplier over a vacant site.
Building height & crane
Multi-storey and high-bay roofs need cranes or elevated work platforms and heavier edge protection, adding materially to the quote.
How to Control Commercial Roofing Costs in Hobart
Commercial roof replacement cost by building size in Hobart
Commercial roofing costs in Hobart scale with roof area first, then complexity. A small 300–500m² retail or office roof runs $23,500–$54,800 for a metal re-sheet, or less if a sound membrane only needs recoating. A standard 500–1,000m² warehouse — the most common Hobart commercial job — sits at $35,200–$109,550 all-in, including strip, disposal, new sheeting, flashings and gutters. Medium 1,000–3,000m² sites move into the $70,450–$313,050 band, where bulk per-m² rates apply but crane and access logistics scale up with them.
Several factors push a Hobart commercial roof above these ranges. High-bay and multi-storey roofs need cranes, elevated work platforms and heavier edge protection. Permanent fall-arrest systems and WorkSafe Tasmania compliance commonly add 10–20%. Asbestos on a pre-2003 building adds $23–$70/m² and one to three weeks of programme. And on occupied or trading sites, staging the work around tenants in night and weekend shifts is a genuine cost line, not a rounding error.
Our Methodology
Commercial pricing on this page is compiled from Hobart commercial and industrial roofers, membrane and metal suppliers, published commercial rate guides, and peak industry data. We cross-reference ranges from multiple sources and adjust for Hobart-specific factors — coastal corrosion zones, WorkSafe Tasmania compliance and local steel pricing. Our guides are produced independently; no contractor can influence a published figure. All prices are GST-inclusive estimates and will vary with your specific site. Always get multiple written quotes. Last reviewed July 2026. Read our full methodology →