Full Roof Replacement in Fremantle, WA: Cost, Timeline & Process

Most roofs last 20–30 years, but Fremantle's harsh coastal environment can shorten this lifespan. Signs you need replacement—not repair—include missing or curling shingles, persistent leaks across multiple areas, sagging sections, daylight visible through the attic, and widespread moss or lichen growth. If your roof is over 25 years old and showing multiple damage signs, replacement is usually more cost-effective than ongoing repairs. A professional roof inspection (typically A$200–A$400) can confirm whether repair or replacement is necessary.

The total cost depends on roof size (measured in squares—100 sq ft per square), material choice, and structural repairs needed. For a typical Fremantle house (20–25 squares), expect A$12,000–A$28,000. Labor typically accounts for 40–50% of the final bill. Additional costs include: removal of old roofing (A$1,500–A$3,500), repairs to underlying structure or decking (A$2,000–A$6,000 if needed), fascia/guttering updates (A$1,200–A$3,000), and permit fees (A$150–A$300). If your insurance covers storm damage, your excess (deductible) is typically A$250–A$1,000. Get 3 quotes—prices vary significantly between contractors.

Western Australia's Building Code requires roof replacement to be approved by the local authority—in this case, the City of Fremantle. Your contractor should lodge a building permit on your behalf before work begins (cost: A$150–A$300, included in most quotes). The permit process typically takes 5–10 business days. You'll also need to notify your insurance company before replacing the roof; failure to do so may void coverage. If your roof replacement is part of an insurance claim, keep all receipts and documentation for the excess contribution. Most contractors carry public liability insurance (verify this before hiring).

If your roof was damaged by storms, hail, or cyclonic winds, your home insurance may cover replacement. You'll pay the excess (typically A$250–A$1,000), and insurance covers the remainder up to your policy limit. Read your policy carefully—some policies exclude wear-and-tear or age-related deterioration. Notify your insurer immediately after damage occurs and before obtaining quotes. Keep photos of damage and all contractor invoices. If you're replacing the roof due to age or maintenance issues (not storm damage), insurance won't cover it—this is your expense. Discuss with your insurance broker whether a roof replacement might lower your premiums.