Windows & Doors in Ontario - Written Price Before Anything Is Ordered

Fast, Reliable Windows & Doors Across Ontario

When an Ontario summer pushes past 110 degrees, your windows stop being a design choice and start being survival equipment. We know the difference between windows that look fine in a showroom and windows that actually hold up when the Santa Anas rake down the Cajon Pass and the afternoon sun hits that west-facing wall on Euclid. If you’re in 91764 near Chaffey High or out in the newer tracts of Ontario Ranch in 91761, we can usually have someone at your door within a day to take measurements and talk straight about what’s failing and what’s not. Call (877) 610-1318 and you’ll get Tom Barrett or one of his sons, not a call center in another state.

A typical window replacement in Ontario runs $4,500 to $15,000 depending on how many openings you’re doing, the frame material, and whether you’re fighting stucco or wood siding. Plenty of Ontario homes built in the 1940s and 50s still have their original single-pane windows, and those aren’t just drafty, they’re costing you real money every July when the AC runs nonstop.

## Why Barrett & Sons Construction Is Ontario’s Preferred Windows & Doors Company

Tom Barrett founded this company in 1998, and he’s been signing contracts with his own name ever since. When you call about windows in Ontario, you’re not getting a national brand with a rotating cast of subcontractors. You’re getting Tom, his sons running the crews, and a crew that’s background-checked and uniformed on every visit. We publish our license number. We publish our address. We answer the phone with a live person 24 hours a day, seven days a week.

Ontario homeowners have hired us for everything from a single rotted entry door near the 10 freeway to full-home window replacement on two-story stucco tract homes that line the old dairy land south of the 60. The work comes with a 90-Day Done Right Promise written on the contract, not buried in the fine print. If something’s not right, Tom comes back. One call. That’s the whole promise.

We also know Ontario’s building department doesn’t play games. Window and door replacements that alter openings or touch load-bearing walls need permits, and we pull them on every eligible job. The permit inspector works for you, not for us. That’s why we like him.

## Our Windows & Doors Services in Ontario

### Window Installation

New windows in an Ontario home have to do more than open and close. They need to seal against 110-degree heat, stand up to wind gusts that funnel through the Cajon Pass, and look right on everything from a 1920s craftsman bungalow near downtown to a post-2010 Ontario Ranch production home. We install vinyl, fiberglass, wood, and aluminum-clad windows, and we’re picky about flashing, square, and seal. A window that’s installed level and flashed correctly will outlast one that was slapped in to make a closing date.

### Door Installation

Entry doors take abuse in this city. Summer heat warps cheap steel doors, and Santa Ana winds put real pressure on weatherstripping and hinges. We install front entry doors, exterior French doors, and solid-core interior doors across Ontario, including the older neighborhoods around 91762 where door frames have settled out of square over 70 years. We hang doors that latch clean, seal tight, and don’t require a shoulder to open.

### Window Replacement

When we replace windows in Ontario, the conversation usually starts with one of two complaints. Either the house is hot, or the windows are hard to open, or both. Homes built before the 1980s in Ontario’s core often have aluminum-frame single pane windows that conduct heat directly into the house. Replacing those with dual-pane, low-E glass changes the way the entire house feels. We remove the old units cleanly, inspect the rough opening for rot or settlement, and install the new windows with proper flashing and insulation at the perimeter.

### Impact Windows & Doors

Ontario isn’t a hurricane zone, but it is a high-wind corridor and a city where homeowners increasingly ask about impact-rated glass for security and noise. The 10 freeway and Ontario International Airport cargo operations mean a constant baseline of truck and aircraft sound in parts of 91761 and 91764. Impact windows and doors from PGT and CGI reduce that noise meaningfully while adding a layer of protection against wind-blown debris during fall Santa Ana events. A full-home impact window installation in Ontario typically runs $8,000 to $25,000.

Windows & Doors work is only one part of what we do, but it’s a part we take seriously because we live with the same heat, the same wind, and the same utility bills you do.

## Trusted Brands We Service in Ontario

We install brands you can look up yourself, because we’d rather you research than wonder. On window jobs across Ontario, we regularly install Simonton, Ply Gem, and PGT, depending on what the house needs and what the budget allows. Andersen and Marvin are available for homeowners who want premium wood or composite options. We keep common hardware and parts accessible for Ontario customers, which means a broken sash or a worn roller on a sliding patio door doesn’t mean waiting three weeks for a part to ship from somewhere else.

## Common Windows & Doors Problems We See in Ontario Homes

• Dried-out seals on dual-pane windows. The Ontario heat cycle, where daytime temps swing from 40s in winter to 110+ in summer, stresses the seal between glass panes. Once that seal fails, you get fog between the panes and the insulating gas is gone. That window is now working about as hard as a single-pane unit from 1955.
• Settling and shifting from expansive clay. Ontario Ranch and much of the flatland south of the 60 sits on former dairy and vineyard ground that was cut and filled aggressively. We routinely see door frames that have gone out of square within a few years of construction, and windows that bind or won’t lock because the rough opening has moved slightly.
• Wind-lashed weatherstripping. The Santa Anas that come down the Cajon Pass hit Ontario hard in the fall. Older doors with flat, compressed weatherstripping let dust and heat in. If you can see daylight around your entry door when it’s closed, you’re paying to air condition the porch.
• Hard-to-open windows with painted-shut sashes. The older craftsman and ranch homes in 91762 and 91764 have decades of paint layers on original wood windows. We see sashes that were painted shut years ago, now sealed so thoroughly that even the force of both hands won’t budge them. Often the healthiest fix is full replacement with a modern tilt-in unit.

## Pricing for Windows & Doors in Ontario, CA

Window replacement in Ontario lands between $4,500 and $15,000 for a typical single-family home, with smaller jobs like a single garden window or a pair of sliders running less. Impact window installation starts around $8,000 and can reach $25,000 on a larger home with many openings. Door installation ranges from roughly $800 for a basic interior door to several thousand for a premium entry door with sidelights. What moves the number is frame material, glass package, the condition of the existing rough opening, and whether your home has stucco, wood siding, or brick around the openings. You’ll get a written, line-item quote before any work starts, and if anything changes, you’ll get a written change order before a single nail moves. Call (877) 610-1318 to schedule your free estimate. There’s no trip charge inside the county, and we offer a permanent 10% discount for seniors and veterans.

## We Also Serve Cities Near Ontario

If you’re in Montclair, Upland, Chino, or Claremont, you’re still in our service area. We drive these same streets, pull permits in these same municipalities, and know the local inspectors by name. Whether you’re off Central Avenue in Montclair or up against the foothills in Upland, the same crew and the same 90-Day Done Right Promise applies. If you’re thinking about Fence Installation in Ontario or Driveway & Pavers in Ontario, we handle those too. For anyone in the broader area, see what we do across Windows & Doors in Ontario.

## FAQs - Windows & Doors in Ontario

How fast can you get to my Ontario home for a window or door estimate?

In most cases, we can have someone at your Ontario home within one to two business days for an estimate, and often faster if you’re in central Ontario near the 10 or 60 freeways. Call (877) 610-1318 and we’ll give you a straight answer on timing, not a vague window. Estimates are free and there’s no trip charge inside the county.

Do you install windows and doors in the newer Ontario Ranch developments in 91761?

Yes. Ontario Ranch is one of the fastest-growing areas we serve, and we’ve installed windows and doors throughout the newer tracts in 91761. We also see more differential settlement issues there than in the established core because much of the land was cut and filled from former dairy and vineyard ground. That means we check rough openings carefully for square and movement before we order any new window or door. Call (877) 610-1318 for an exact quote.

Are your window and door prices in Ontario higher than nearby cities?

No. Our pricing is consistent across Ontario, Montclair, Upland, Chino, and Claremont because we don’t charge different labor rates based on zip code. What changes the number is the condition of your home, the scope of the work, and the materials you choose. You’ll see the same line-item pricing whether you’re in 91764 or 91761. Call (877) 610-1318 and we’ll walk through your project.

Do you pull permits for window and door replacement in Ontario?

Yes, we pull permits on every eligible job in Ontario. Replacing a window in the same rough opening is often simpler than enlarging an opening or moving a door, but whenever the work triggers the permit requirement under Ontario’s building code, we handle it. We don’t tell customers permits are optional, because they aren’t, and because the inspector is the only unbiased pair of eyes on the job. Call (877) 610-1318 if you have questions about whether your project needs a permit.

What does your 90-Day Done Right Promise cover on window and door work in Ontario?

It covers the work we do. If a window we installed doesn’t operate correctly, if a door doesn’t latch, if weatherstripping fails, or if anything about the installation isn’t right within 90 days, Tom Barrett comes back and makes it right. It’s written on the contract, not promised in a phone call. Call (877) 610-1318 to schedule your free estimate, and ask us to show you the promise in writing before you sign anything.

Written by Tom Barrett, Owner at Barrett & Sons Construction, serving Ontario and the Inland Empire since 1998.