Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Window Replacement Across Santa Monica
Window replacement in Santa Monica usually costs $800-$1,600 per opening for insert work and $1,200-$2,400 per opening for full-frame replacement, and it takes one to two days on most homes. The big variable here is salt. Santa Monica sits directly on the Pacific, and the marine air attacks window hardware and frames faster than almost any other environment in Los Angeles County. That is why we specify stainless hardware, marine-grade finishes, and sealed joints on every job we quote in Santa Monica, even for houses six blocks from the beach. Call (888) 635-0804 and we will walk you through what your specific opening needs, in plain terms, before you spend a dollar.
Why TruePane Windows & Doors Is Santa Monica’s Preferred Window Replacement Company
TruePane has been fixing window problems in Los Angeles County since 2008, and the jobs we see in Santa Monica are different from the ones we see anywhere else. The rent-control ordinance has been in force here since 1979, and it shows in the housing stock. Landlords deferred window work for decades, which means our crews replace a lot of original 1960s aluminum sliders that have corroded into their tracks. Owners who have lived in their Santa Monica home for twenty-plus years tell us the same thing: they want the job done right once, by a company that will still answer the phone in ten years. That is the only kind of company we know how to be. Dale Kessler founded TruePane in 2008 to fix what he saw across the trade: out-of-true installs and voided warranties treated like the customer’s problem. We register both manufacturer warranty layers in writing before our truck leaves your driveway, and our Done Right Promise means if it is not done right, we make it right. No arguing.
Our technicians are background-checked and uniformed. They measure every opening twice, quote manufacturer lines side by side on paper, and work in your home the way they would work in their own mother’s. That is not a slogan. That is the standard.
Our Window Replacement Services in Santa Monica
Full Frame Replacement
This is the service we recommend most often in Santa Monica, especially for pre-war bungalows and 1960s-1970s apartment buildings. A full-frame replacement removes the entire old window down to the rough opening, which lets us repair the rot, corrosion, or failed sealant that has been hiding behind the trim for decades. In Sunset Park and north of Wilshire, we commonly find original single-pane wood frames whose bottom jambs have rotted from forty years of marine moisture. You cannot fix that with an insert. Full-frame work in Santa Monica typically runs $1,200-$2,400 per opening, depending on size and what we find when the old frame comes out.

Insert Window Replacement
An insert, sometimes called a pocket replacement, fits a new window into the existing frame. It is faster and less invasive, and it works well when the original frame is still square and sound. For Santa Monica homeowners, the key is material spec. A vinyl insert with standard hardware will work for a while, but if the frame sits on the marine layer side of the hills, standard hardware will start to show white oxidation on hinges and locks within eight to ten years. We specify stainless or marine-grade hardware on inserts in Santa Monica, and the price difference is usually $40-$80 per opening. It is the cheapest insurance you will ever buy on a window. Insert work in Santa Monica generally runs $800-$1,600 per opening.

Storm Window Replacement
Storm windows are common on older Santa Monica homes where the owner wants to preserve original architecture while adding a layer against the salt air and noise. We replace and upgrade storm units on many Spanish Colonial and Craftsman properties, particularly in the neighborhoods around Ocean Park and Sunset Park. A typical storm window replacement runs $300-$700 per unit, depending on the frame material and glass spec.

Energy-Efficient Upgrade
This is where the coastal climate makes the math different from inland. In Santa Monica, your windows deal with high relative humidity from the persistent marine layer, not extreme heat. So the upgrade conversation is less about maximum solar blocking and more about controlling moisture, air infiltration, and the seal durability of insulated glass units. We typically recommend low-E glass with argon fill and fusion-welded frames. Energy-efficient upgrades in Santa Monica run $900-$1,800 per opening, and the payback comes in lower heating bills and in not replacing failed seals every eight years. Near the coast, a cheap insulated glass unit fogs faster. That is not a theory. We see it weekly.

Historic Window Restoration
Santa Monica has a remarkable stock of 1920s-1940s homes, and many owners are legally and personally committed to preserving original windows. We restore rather than replace where possible. That means rebuilding sashes, replacing rotted wood with epoxy or new stock, and fitting original frames with new weatherstripping and marine-grade hardware. Restoration is slower than replacement, and it costs $700-$1,500 per opening. It also keeps the character of a home that has stood on the same street for a hundred years. For houses near the beach, restoration is often paired with storm windows to get the energy and salt-air performance without losing the original look.
These services are part of our broader Window Replacement work, so if you are unsure which approach fits your home, we will tell you in plain terms on the estimate.

What happens when you call
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A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Santa Monica
We are an authorized installer for more than a dozen manufacturer lines, and for Santa Monica we regularly quote for homes, plus PGT and CGI for impact-rated work near the water. We stock common replacement parts for Ply Gem and CWS lines, which helps when a Santa Monica customer needs a hardware swap or sash repair without waiting on a factory order. If you have a brand preference, we will quote it side by side on paper with one or two comparable lines so you see exactly what you are buying.
Common Window Replacement Problems We See in Santa Monica Homes
- Fused aluminum frames. In apartment buildings and single-family homes built in the 1960s and 1970s, salt-laden humidity oxidizes aluminum tracks until the sash and frame become one piece of white corrosion. This is a half-day demolition job, not a standard swap, and it is the reason many Santa Monica landlords finally call us after thirty years of force and WD-40.
- Rotted bottom jambs on pre-war wood windows. The marine layer keeps relative humidity high year-round. Wood sashes swell, stick, and eventually rot at the sill. By the time you notice the window binding, the jamb behind the trim is usually worse than the sash itself.
- Fogged insulated glass units. Seal failure happens faster near the coast. The salt and humidity attack the spacer and seal, argon escapes, and the window loses its thermal performance. We replace more fogged IGUs in Santa Monica per hundred homes than almost anywhere in the county.
- Seized hardware on new windows specified with inland materials. This is a mistake we fix often. A homeowner replaced windows ten years ago with a bid that saved $50 per opening on standard hardware. Now the locks and hinges are pitted with white oxidation and two operators have seized. The inland spec looked cheaper. It was not.
Pricing for Window Replacement in Santa Monica, CA
Here is a straight answer for the Santa Monica market. Insert window replacement typically runs $800-$1,600 per opening. Full-frame replacement typically runs $1,200-$2,400 per opening. Storm units run $300-$700 each. Historic restoration sits between $700 and $1,500 per opening. The spread reflects window size, frame material, glass spec, and what we discover when the old frame comes out, especially in homes where rent control deferred maintenance for decades and the rough opening needs repair. The coastal-spec materials we recommend in Santa Monica (stainless hardware, marine-grade finishes, sealed joints) add roughly 5-8% to the material cost of a typical job, and they are the difference between a window that performs for twenty years and one that seizes in eight. We give free estimates with line-item pricing. Call (888) 635-0804 to schedule one.
We Also Serve Cities Near Santa Monica
Our crews serve all of Santa Monica, including 90401 and the neighborhoods north of Wilshire, Sunset Park, and Ocean Park. We also handle window replacement in Venice, Marina del Rey, Culver City, and Beverly Hills, where the housing stock and coastal conditions change fast, and we adjust materials accordingly. If you live just over the city line, call us and we will let you know honestly whether the job needs coastal spec or not.
Serving Santa Monica, CA - Our Local Coverage Area
We’re based in the Santa Monica area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs - Window Replacement in Santa Monica
Because the salt air demands better materials. We specify stainless or marine-grade hardware, corrosion-resistant finishes, and sealants rated for coastal exposure on Santa Monica jobs, and those materials add about $40-$80 per window. That is the entire price gap. A bid from an inland contractor that does not include coastal spec looks cheaper on paper and costs more within a decade, when the hardware seizes and the seals fail. Call (888) 635-0804 and we will show you both specs on paper so you can see it yourself.
Yes, in most cases. We restore original sashes, repair rotted jambs, and fit the frame with new weatherstripping and marine-grade hardware. Adding a storm window gives you an extra air gap and a salt-air barrier without touching the original window look. Historic restoration is slower than replacement, but it keeps the character of a pre-war Santa Monica home. It runs $700-$1,500 per opening.
Usually no. When salt corrosion fuses the sash to the track, the frame itself is compromised. Forcing an insert into that opening buries the problem and voids the manufacturer warranty on the new window. We almost always recommend full-frame replacement in that situation. It costs more, around $1,200-$2,400 per opening, but it removes the corroded material entirely and lets us seal the rough opening with marine-grade sealant.
The answer is humidity and salt. Santa Monica’s marine layer keeps relative humidity high year-round, and salty condensation attacks the seal and spacer on an insulated glass unit. Once the seal fails, argon leaks out and the window fogs. Inland units might last twenty years. Near the coast, we see failures in eight to fifteen. Choosing a quality unit with non-metal spacers and having it installed with proper flashing and sealant delays that clock. We register the manufacturer warranty in writing so if the seal fails within the covered period, it is handled. Call (888) 635-0804 for a free estimate.
You check the jamb, not just the sash. If the window sticks in a specific season, the sash is swelling. If the window leans in the opening, has visible rot at the bottom corners, or lets water in during winter rain, the jamb and sill are compromised. In Santa Monica, we find rotted jambs on more than half of the pre-war wood windows we open up. Full-frame replacement fixes that permanently. A sash-only repair will not. We will open the trim, show you what we find, and quote the fix that actually lasts.
If you live in Santa Monica and your windows are binding, fogging, or flaking white powder onto the track, call (888) 635-0804. We will send a uniformed technician who measures twice, quotes on paper, and tells you the truth about what your windows need. The estimate is free and the number answers with a live person, 24 hours a day.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving Santa Monica with window replacement and restoration.



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