If your older windows are letting in drafts, fogging up, or driving your energy bills through the roof, you’re probably weighing your options. Should you rip everything out and install brand-new replacement windows? Or is there a smarter, more affordable path?
For most homeowners in Portland, Tigard, and the surrounding area, storm windows are the answer — and it’s not even close. They deliver serious energy savings at a fraction of the cost, and they can be installed without tearing apart your walls or your budget.
Let’s break down the real numbers so you can make the right call for your home.
What Are Storm Windows, and How Do They Work?
Storm windows are secondary windows that mount over your existing windows, either on the interior or exterior. They create an additional layer of insulation — essentially adding another barrier between your home and the elements.
Modern storm windows are a far cry from the clunky aluminum panels your grandparents wrestled with every fall. Today’s low-E storm windows feature coated glass that reflects heat, tight weatherstripping, and sleek frames that blend right in with your home’s look.
The result? You get most of the energy performance of a brand-new window — without replacing the window you already have.
The Cost Comparison: Storm Windows vs Replacement Windows
Here’s where the decision gets clear in a hurry.
Replacement Windows
- Average cost: $800–$1,200+ per window (installed)
- A typical Portland-area home with 15 windows: $12,000–$18,000+
- Payback period through energy savings: 15–30 years
Storm Windows
- Average cost: $250–$400 per window (installed)
- That same 15-window home: $3,750–$6,000
- Payback period through energy savings: 4–5 years
Read that again: storm windows cost roughly one-third the price of replacement windows, and they pay for themselves in 4–5 years through lower heating and cooling bills. For homeowners in Beaverton, Lake Oswego, Tigard, and throughout the Portland metro, that math is hard to argue with.
Why Storm Windows Make Sense for the Portland Climate
Portland’s climate is uniquely suited to storm windows. We don’t deal with extreme cold like the Midwest or blistering heat like the Southwest. What we do get is months of cool, damp weather — the kind that slowly drains heat from your home through single-pane and older double-pane windows.
Storm windows tackle exactly that problem. By adding a layer of insulated air space, they reduce heat loss through your existing windows by 25–50%, according to the U.S. Department of Energy. That translates directly to lower gas and electric bills from October through April — which, let’s be honest, is most of the year around here.
They also reduce condensation on your interior glass, which helps prevent the mold and moisture damage that’s all too common in Oregon homes.
When Replacement Windows Are the Better Choice
Storm windows aren’t always the answer. If your existing window frames are rotted, warped, or structurally compromised, a full replacement makes more sense. The same goes if your windows are broken, won’t stay open, or have failed seals that can’t be addressed with a storm window overlay.
But here’s the thing most window companies won’t tell you: the majority of older windows are structurally fine. They’re just thermally inefficient. And that’s a problem storm windows solve beautifully — for thousands of dollars less.
If you’re not sure which category your windows fall into, give us a call at (503) 245-0048. We’ll take a look and give you an honest recommendation. We’ve been doing this since 1995, so we’ve seen just about every window situation out there.
Additional Benefits You Might Not Expect
Noise Reduction
Live near a busy road in Hillsboro or Tualatin? Storm windows add a noticeable sound barrier. Homeowners regularly tell us the difference is dramatic — especially in bedrooms and home offices.
UV Protection
Low-E storm windows block a significant portion of UV rays, which helps protect your furniture, flooring, and artwork from fading.
Preserve Your Home’s Character
If you own an older or historic home in Portland or Sherwood, replacing the original windows can change the look and even affect your home’s value. Interior storm windows let you keep those charming original windows while upgrading the performance behind the scenes.
Quick, Non-Invasive Installation
Replacement window installation means removing trim, cutting into walls, and dealing with a construction zone in your home for days. Storm window installation? We typically complete a whole house in a single visit. No mess, no drywall dust, no surprises.
What About DIY Storm Windows?
You’ll find storm window kits at the hardware store for $30–$80 each. They can work in a pinch, but they come with trade-offs: lower-quality materials, gaps in the seal, and a look that’s — well — obviously DIY. They also tend to need replacing every few years.
Professionally measured and installed storm windows fit precisely, seal tightly, and last for decades. When you factor in longevity and actual energy performance, the professional option costs less in the long run.
Ready to Save Money on Your Energy Bills?
At Mobile Screens Etc., we sell and install high-quality storm windows throughout the Portland metro area — including Tigard, Beaverton, Lake Oswego, Sherwood, Hillsboro, and Tualatin. We’re a mobile service, which means we come to your home, take precise measurements, and handle the full installation.
With over 25 years of experience and a licensed team (Oregon CCB #233671), we’ll help you figure out the right solution for your home and your budget.
Call us today at (503) 245-0048 to schedule a free consultation, or stop by our shop at 9448 SW Tigard St in Tigard. We’d love to help you make your home more comfortable — without breaking the bank.
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