Will replacing my windows save me money?
No.
Replacing your windows will cost you tens of thousands of dollars. Up until the end of 2025 there was a tax credit available - up to 30% or $600 annually. But now even that is gone.
In off-the-hip numbers, let’s pretend you spend $40,000 to replace all of the windows in your home. Your power bill goes from $250/month to $200/month (this is realistic). At $50/month in savings, it will take over 60 years to recoup the up-front cost.
So here’s the point I’m trying to make: your power bill alone is not a good reason to replace your windows.
Why is this important? Because there are large companies with large marketing budgets and large door-to-door sales teams who get into your house and push for a hard close, on the spot. And one of their tactics is to talk about monthly savings. This is predatory and ridiculous, and if you’re looking into window replacement, you need to equip yourself with facts and actual numbers.
So why should you replace your windows? There are lots of legitimate reasons, and we discuss some of those here. But your power bill should not be one of them.
Saving money on your monthly power bill would be nice though, wouldn’t it? The point is not to ignore the savings benefit, but rather to calibrate it appropriately. You will never see an “ROI” for replacing your windows, at least in terms of monthly cash savings, but the monthly savings is real, and who wouldn’t like to see their power bill go down $50?
If you are considering replacing your windows, be ready to consider actual costs, actual financing costs (interest), and realistic savings over time. Look for a company that will tell you the truth, even if it means they lose the sale. Ultimately, if you can’t trust the company to be candid about the finances, how can you trust them to be candid about the quality? If you’re in the Bozeman area, don’t hesitate to reach out to Bozeman Window - we would love to discuss your project with you.
