How much does it cost to replace a roof?

How much does roof replacement cost? The cost to replace a roof in Australia can vary depending on a number of factors, such as the size and pitch of the roof, the materials used, and the location. Generally, the cost of replacing a roof can range from $6,000 to $50,000 or more for a standard-sized home.

It’s important to get quotes from several contractors to get a more accurate idea of the costs for your specific roofing project.

In this guide, we explore:

• Signs your roof needs replacement
• How much does a new roof cost?
• Factors that affect roof replacement costs
• How to get a roofing quote from local professionals

Want to find roof installers in Sydney, Melbourne, Brisbane, Perth or Adelaide?

Signs your roof needs replacement

A roof can need replacement for many different reasons. Generally, the lifespan of a roof is about 20 to 25 years. After this period, you might start to notice your roof deteriorate. An older roof might also lack proper insulation. This can lead to higher energy costs and a less comfortable home.

Other signs that indicate it could be time to replace your roof are:

• Leaks
• Damage from severe weather, fallen branches or other reasons
• A tired and worn-out looking roof

Some homeowners opt for a roof replacement simply to freshen up the look of their home and improve curb appeal. A professional assessment from a roofing contractor will determine whether your roof needs to be replaced, and what type of roofing material would be best for your home.

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How much does a new roof cost?

The cost of replacing a roof is usually $180 to $230 per square metre for a standard-sized home, but can be higher depending on the type of material used, the design of the roof and other factors.

The cost of roof replacement usually includes removal and disposal of the existing roof materials, the new roof installation with either Colorbond roofing or tiles, and clean up.

Here is a general idea of the cost to replace roof materials for a three-bedroom house:

• Upgrading metal roofing with Colorbond: $6,000 to $10,000
• Substituting an asbestos roof with Colorbond: $15,000 to $20,000
• Replace tile roof with Colorbond cost estimate: $20,000 and above

While the cost of replacing a roof typically ranges from $4,000 to $15,000, this is usually for the replacement of roof shingles. On average, the replacement of a shingled roof on a house amounts to approximately $4,300 to $7,600.

For garage reroofing, the price typically falls within the range of $1,000 to $2,500, depending on factors such as the roof pitch and materials used.

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Cost for roofing materials:

Your choice of roofing material will directly influence the re roofing cost. Here is a price list estimate for the cost of roofing materials:

• Colorbond roofing: $18 to $37 per m2
• Concrete tiles: $40 to $65 per m2
• Corrugated metal roofing: $50 to $70 per m2
• Terracotta tiles: $80 to $120 per m2
• Solar roofing tiles: $230 to $320 per m2
• Slate roofing: $200 to $500 per m2

Want to find roof installers in Sydney, Melbourne, Brisbane, Perth or Adelaide?

What factors affect roof replacement costs?

Due to the unique nature of each roofing project, obtaining quotes from specialists in roof replacement is necessary to determine the precise cost of your new roof. However, there are a number of different factors to consider that will affect your total roof replacement cost, such as:

• Size and pitch of your roof
• Type of roofing material
• Labor costs
• Ease of access to the roof and whether it requires scaffolding
• Local building codes and regulations

Larger and steeper roofs will typically cost more to replace than smaller and flatter roofs. A steep roof will make work much harder for tradesmen. The most cost-effective option to replace is a skillion roof, characterised by its uncomplicated structure and ease of repair.

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You can also expect to pay more for a metal roof than a tile roof, but they can last much longer and require less maintenance. Roofs with steep angles, challenging site accessibility, smaller dimensions, asbestos cement composition, and remote locations will fall towards the higher end of the cost spectrum.

In terms of affordability, concrete tiled roofs typically offer the most economical option, followed by terracotta roofs and then Colorbond roofs.

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How to get a roofing quote

While a roof replacement cost calculator for Australia can give you a general indication of re roofing cost, it’s best to compare multiple quotes from different roofing contractors in your area. With Yellow Pages you can compare free quotes and read reviews about local tradesman.

When obtaining a roofing quote, be sure to:

• Research and shortlist reputable roofing companies.
• Contact them to schedule an inspection.
• Discuss your requirements and preferences during the inspection.
• Ask about their guarantee on roofing materials.
• Find out whether they’re covered by the Workers’ Compensation Act to work on your home.
• Obtain written quotes outlining individual costs.
• Compare quotes based on pricing and other factors.
• Clarify any doubts before making a decision.

Choose a licensed and insured roofing professional for quality work. Roofers in Australia are required to hold licenses in all states and territories. The specific licensing requirements may vary depending on the location, such as holding a dedicated roofing license for roof tiling, roof slating (in NSW), roof cladding (in Queensland), or a building license (in Victoria), among others, based on your where you live.

Want to find roof replacement specialists in Sydney, Melbourne, Brisbane, Perth or Adelaide?