How Much Do Steel Windows Cost? [2026 Data]

Steel windows cost an average of $1,000 each, but prices can fall anywhere between $200 and $7,500 depending on window size, the type of window you’re installing, the type of glass you want, and more. Most steel windows cost between $700 and $2,000, although per-window prices can be lower if you’re installing multiple windows at once.

Steel Windows Cost Factors

If you decide steel windows are the way to go, consider these cost factors as you budget for the installation.

Size

The size of your steel windows will be the most crucial factor to consider if you want to budget accurately. You can expect to pay an average of $80 per square foot for a steel window, but that number could fall between $50 and $120, depending on the window style.

You can take your own measurements for replacement windows and use the table below to get an accurate estimate.

Number of Windows

Replacing just a single steel window costs $1,000, on average, but you’ll see lower per-window costs if you replace multiple windows at once. You can often save on material costs by purchasing multiple steel windows, and most installers also offer small discounts on the installation labor per window if you guarantee them more work.

Type of Glass

The type of glass you want in your steel windows can have a significant effect on your costs, as well. The standard option is double-pane glass, but single-pane glass will save you some money and can be a viable option if you live in a moderate climate. Triple-pane glass is the most expensive, but it reduces outside noise in your living space and is also the most energy-efficient.

You can also upgrade to tempered glass for large casement windows or picture windows that leave your home more susceptible to break-ins. Tempered glass is more expensive than standard glass, but it’s about four times as strong.

Window Style

Another important cost factor to consider is the type of window you need to install. Window size varies by type, so smaller windows—like hopper and transom windows—will be the most affordable.

The complexity and cost of the opening mechanisms can also play a role in the price. Casement windows, for example, have intricate and expensive crank mechanisms and will always be more expensive than a picture window of the same size that doesn’t have any opening mechanism. Bay windows will be the most expensive because they’re the largest option and often have two casement windows with a large picture window sandwiched between them.

Steel Frame Color

Your pro will likely have some standard steel window frame colors to choose from, including basic colors like black, bronze, white, and silver. But if you have another vision that requires creating a custom color, be prepared to pay extra for painting.

Labor 

Labor will account for between 40% and 60% of your steel window installation costs or between $400 and $600, on average. Labor costs will be the lowest for small, easily accessible windows on the first floor. You’ll see a bump in labor costs if you’re installing a window larger than 3 feet by 4 feet, as you’ll need multiple technicians to maneuver the window into place. You’ll also pay higher labor costs for windows on the second floor, as your installers will need ladders and safety equipment to complete the job.

Brand

Steel window costs also vary by brand, so you can save some money by choosing a less expensive manufacturer. Just keep in mind that you get what you pay for—a more expensive brand will likely provide a higher-quality product that looks nicer, lasts longer, and provides better energy efficiency.

Ongoing Steel Window Costs

Much like any critical aspect of a home, there are some ongoing costs with steel windows you’ll want to consider before adding them to your home.

Repairs

Steel windows will last for between 10 and 20 years, on average, but you may need to pay for repairs within that time frame to keep them looking good and functioning properly. Expect to pay an average of $400 for repairs, including broken glass, dented or rusted frames, broken window seals, and issues with the hardware or opening mechanisms. Repairs are necessary only on an as-needed basis, but budgeting for one to two repairs over the lifespan of your steel windows should cover everything.

Maintenance

Maintaining steel windows involves washing them with a non-harsh brush or sponge and cleaning solution. Additionally, they may require recoating every five years or so, which costs an average of $200 per window.

Maintenance costs shouldn’t drain your wallet too badly, but they’re worth noting when budgeting for your steel windows, especially since steel windows will require more maintenance than fiberglass and vinyl windows.

Why You Should Hire a Window Installation Pro

Improper installation of steel windows can lead to leaks, warping, or voided warranties. The precision, structural work, and tools required to tackle this task often increase the risk of costly mistakes. Hiring a local window company ensures a secure, energy-efficient installation and long-term performance.

Here’s why it’s ideal to hire a window installation pro

A professional window installation company offers the expertise and precision necessary to handle heavy steel frames and ensure a perfect fit.

• Steel windows are extremely heavy and require a pro who specializes in handling and lifting equipment.

• Professional window companies know how to anchor steel frames securely to prevent air leaks, moisture issues, or frame shifting.

• Installation often requires structural alterations or precise measurements that most homeowners aren’t equipped to handle.

• A pro can ensure your new windows meet local codes and energy-efficiency requirements.

• Professional installation offers manufacturer warranties to reduce the risk of damage and cover any issues that arise.

• You’ll save time and avoid the hassle of buying or renting tools for a professional result that enhances curb appeal and home value

If You want to DIY window installation

While you likely can’t complete a steel window installation yourself, you can prepare the space and reduce labor costs. Here are a few things to DIY before the pro arrives:

• Remove window coverings or trim to give the installer easy access.

• Clear furniture or obstacles around the window area.

• Check for visible water damage or rot and flag concerns for the expert to assess.

Cost of Common Steel Window Add-Ons

Depending on your aesthetic preferences or penchant for energy efficiency, there are some add-on options you may want to consider when installing steel windows.

• Low-emissivity (low-E) coating: Low-E coatings are transparent coatings you can add to windows that promote energy efficiency by regulating the solar radiation passing through your windows. It costs between $300 to $900 per window.

• Smart glass: Smart window glass can change how much solar radiation and heat pass into your living space based on the temperature outside and the intensity of the sunlight. Upgrading to smart glass will add between $200 and $1,000 per window to your installation costs.

• Window tinting: Window tinting is a thin, laminate film added to windows to darken the glass to be more energy efficient. Tinting costs between $300 and $900 per window on average.

How To Save Money on Steel Window Installation Costs

Steel windows are more expensive than standard vinyl windows, so you may want to consider the following money-saving tips to keep your costs as low as possible.

• Keep your window size the same: Enlarging a window can introduce more natural light to your living space and give you better views of the outdoors, but making the wall opening larger can add $3,000 or more to your total. Stick with the same size window for the lowest window replacement cost.

• Consider energy efficiency upgrades carefully: Think about your local climate and how the different energy efficiency upgrades can affect long-term heating and cooling costs. Avoid them in more moderate climates for upfront savings, but consider splurging if you live in a more extreme climate.

• Choose a less expensive glass option: Double-pane glass is the standard throughout the U.S., but you could save $100 or more per window just by downgrading to single-pane glass if you live in a more moderate climate. Likewise, avoid triple-pane glass unless you want maximum energy efficiency from your windows.

• Pick the right type of window: Remember that steel window costs vary based on the type of window. If you don’t need ventilation in your space, consider a less expensive picture window over something like a casement or double-hung window.

How Angi Gets Its Cost Data

Home is the most important place on earth, which is why Angi has helped more than 150 million homeowners transform their houses into homes they adore. To help homeowners with their next project, Angi provides readers with the most accurate cost data and upholds strict editorial standards. We extensively research project costs to develop the pricing data you see, so you can make the best decisions for you and your home. We rely on reputable sources, including the U.S. Bureau of Labor Statistics, academic journals, market studies, and interviews with industry experts—all to ensure our prices reflect real-world projects. 

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