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Window Replacement Cost Guide [2026]

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Last updated May 2026 · 6 min read

Window Replacement Cost Guide: Australia

Wondering how much it costs to replace a window? The price of windows typically ranges from $150 to $1,500 or more per square metre window, depending on several factors. However, if you’re looking to replace all the windows in your home, a 3-bedroom house, for example, could cost anywhere between $15,000 and $30,000 or more.

Whether it’s a broken window that needs urgent repair or a planned renovation, replacing windows can be a necessary yet sometimes frustrating task. Beyond their visual appeal, windows can enhance your property’s comfort and reduce heating and cooling costs (especially energy-efficient or double-glazed options).

Lowering energy bills is a common goal for many homeowners, and if you’re considering a window replacement for any reason, there are a wide variety of excellent choices available.

To help you get a clear picture, we’ll cover:

Window replacement cost by type
Window installation cost
Factors that affect the cost of replacing windows
How to get accurate quotes for your window replacement, and more.

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How much does window replacement cost in Australia?

The cost of window replacement in Australia can vary significantly depending on several factors, but is typically between $150 and $1,500 per window. You’ll need to consider the price of the windows themselves, which can range widely, as well as the cost of a professional glazier. On average, a glazier charges between $80 and $100+ per hour, depending on the complexity of the job.

In addition to the labour costs, you should also account for any materials needed for the replacement, such as framing, sealants, or specialised glass. If you’re in a situation where you need emergency window replacement, such as after a break-in, accidental breakage, or storm damage, you may also need to pay a call-out fee, which is common with emergency services. This can add to the overall cost of replacing your windows, and is typically about $150 per hour.

Here is a quick snapshot of what to expect pricewise for a new window:

Window types and their costs in Australia

In Australia, windows must meet specific standards, and the type of window you currently have can impact the cost of replacement or repair. Some windows are more complex to install, leading to varying price ranges. Below is a breakdown of typical window types and their associated costs:

Window Type	Cost Range
Fixed Pane	$150 to $500
Single-Hung Windows	$300 to $750
Double-Hung Windows	$450 to $900
Casement Windows	$400 to $1,000
Bay Windows	$1,500 to $3,000
Bi-Fold Windows	$1,000 to $3,200

These figures generally cover the cost of materials and basic installation, though the final price may differ based on your location, selected materials, and site access conditions.

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Window frame replacement cost

The cost to replace window frames depends largely on the material you choose. Aluminium frames, including powder-coated double-glazed aluminium frames, are a popular choice in Australia for their sleek, durable, and low-maintenance qualities. Here’s an overview of window frame replacement costs for various materials:

Window Frame Type	Cost Estimate
Aluminium Framed Windows
Fixed Window (600 x 600mm)	$150 approx.
Window with Hinge (600 x 600mm)	$180 approx.
600 x 1200mm Window (with Hinge)	$380 approx.
Powder-Coated Aluminium Frame Double Glazed Windows
Powder-Coated Aluminium Frame (per square metre)	$700 to $1,200+
800 x 1290mm Fixed Window	From $700
Tilt and Turn Windows (per square metre)	From $800
Bi-Fold Windows (per square metre)	From $1,200
Other Materials
Vinyl Frames	$350 to $700
Fibreglass Frames	$600 to $900
Composite Frames	$250 to $1,200
Timber Frames	$800 to $2,000

Note: The above prices are for window frames only (supply). The installation cost, as well as the glazier’s hourly rate, will need to be factored in separately.

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Cost of replacing glass in windows by type

When replacing windows, the type of glass you choose can significantly affect the overall cost. Prices for window glass replacement typically range from $40 to $350+ per square metre, depending on the type of glass and its specific benefits, such as noise reduction, energy efficiency, or UV protection.

Here are some common glass options and their estimated costs per square metre:

Glass Type	Cost Estimate (per square metre)
Float Glass	$38 – $46
Tinted Glass	$40
Low Iron Glass	$145
Low Emission Glass	$200 – $220
Double-Glazed Glass	$210 – $300
Acoustic Laminated Glass	$340+

While options like low emission glass and double-glazed glass come at a higher upfront cost, they can save you up to 25% on your energy bills by improving insulation and reducing the need for heating and cooling.

Factors that impact the cost to replace windows

How much does it really cost to replace windows? The price of updating your windows is influenced by several factors, including the type and style of window frames you choose. Window frames are available in various materials, colours, and designs, allowing you to match them to the style of your home or property.

You also have the option of selecting between single-pane and double-pane glass. Double-glazed windows, for example, are a great choice if you live near a busy road, as they help block out outdoor noise and maintain a quieter environment indoors.

When replacing windows, you need to account for the total cost, which includes both the price of the windows themselves and the installation labour. If you’re replacing an existing window, you may also need to consider the disposal of the old or damaged window.

The more energy-efficient your window materials are, the more cost-effective they will be in the long run. Additionally, there are numerous modern features available, such as safety glass, which can offer extra protection and peace of mind, especially in homes with children or pets.

How much should I budget to replace house windows?

The cost of replacing your house windows can vary widely depending on several factors. Key elements that influence the price include:

Frame Material: Whether you choose timber, aluminium, or another material for the window frames.
Glass Type: The size of the glass panes, and whether you opt for standard or energy-efficient glass (e.g., double-glazed or low emission).
Window Size: Larger windows will naturally cost more to replace.
Scope of the Project: Replacing a single window is relatively straightforward, but if you’re renovating and replacing multiple windows, your total cost can rise significantly.

If you’re replacing a few windows, the project may not break the bank, but if you’re tackling a whole house or renovation, the bill can add up quickly. However, consider the long-term savings that energy-efficient windows can bring. For example, although double-glazed windows come at a higher upfront cost, they can reduce your energy bills significantly. Over time, these savings may offset the initial investment in more expensive windows.

To get an accurate idea of the cost, use online house window replacement cost estimators for Australia as a rough guide, but the best approach is to compare quotes from local window installers to ensure you’re getting the best deal for your needs.

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How to get your windows replaced

The most reliable way to replace your windows is by hiring a professional window installer or glazier. Just as you would hire a plumber or electrician for your home, it’s essential to work with a qualified expert for proper window installation.

Here are the key steps to follow:

Hire a Licensed and Insured Installer: Ensure that the window installer or glazier is licensed and insured. This protects you in case of accidents or damage during the installation process and ensures compliance with local regulations. Without the proper credentials, your home insurance may not cover any potential issues.
Request References or Portfolio: To assess the quality of their work, ask the installer for references or a portfolio showcasing previous projects. This can give you peace of mind about their reliability and skill.
Get Multiple Quotes: It’s also advisable to get quotes from several installers to compare prices, services, and timelines.

By following these steps, you can ensure a smooth and efficient window replacement process.

Getting glazier quotes for window prices and installation

If you’re searching for “window glass replacement near me,” the best way to get accurate pricing and compare options is to reach out to local window installers or glaziers. You can start by checking Yellow Pages or other local directories to find reputable professionals.

When requesting quotes, keep the following in mind:

Material: Prices can vary depending on the type of frames (e.g., timber, aluminium) and glass (e.g., double-glazed, energy-efficient).
Location: Your location may impact both the cost of materials and the installer’s labor charges.
Availability: The specific windows you choose may affect pricing depending on stock and lead time.

Be sure to ask the installer to provide a detailed quote that includes all costs, such as window price, installation fees, and any additional charges for special materials or services.

Replacing windows not only gives your property a fresh, modern look but can also improve energy efficiency, leading to long-term savings on heating and cooling costs.

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*All costs and prices quoted were sourced at the time this window replacement cost guide was written and should only be used as an estimate.

Frequently Asked Questions: Window Replacement Cost Guide

How much does it cost to replace a window in Australia?

The cost of replacing a window can range from $150 to $1,500 or more, depending on factors such as the type of window, materials, and the complexity of installation. Additional costs may include labour fees and disposal of the old window.

How do I choose the right type of window for my home?

Consider factors like climate, noise levels, and energy efficiency needs. Double-glazed windows are a good choice for noise reduction and energy savings, while different frame materials (e.g., aluminium, timber) offer various aesthetics and durability.

What is the difference between single-glazed and double-glazed windows?

Single-glazed windows consist of a single pane of glass, while double-glazed windows have two layers of glass with an air gap in between. Double-glazed windows offer better insulation, reduce noise, and can lower energy bills, though they are more expensive.

Can I replace just one window, or do I need to replace all of them?

You can replace a single window or multiple windows depending on your needs and budget. However, replacing all windows at once during a renovation can be more cost-effective, especially when factoring in labour costs.

How can energy-efficient windows save me money?

Energy-efficient windows, such as double-glazed and low-emission glass, can significantly reduce your heating and cooling costs by providing better insulation. Over time, the savings on energy bills can offset the higher upfront cost of installing these windows.

Can I replace my windows myself, or should I hire a professional?

While it is possible to replace windows yourself, it’s generally recommended to hire a professional glazier or window installer to ensure proper installation, compliance with local regulations, and avoid potential issues with your home insurance. Professional installation also ensures better quality and energy efficiency.

How long does it take to replace a window?

The time it takes to replace a window depends on factors such as the window type, size, and complexity of the installation. On average, replacing a single window can take anywhere from a few hours to a day, while larger or more complex projects may take longer.

Summary