Custom Window & Door Order Cost - Free In-Home Measure, Written Price

How Much Does Custom Window & Door Order Cost in San Antonio?

In San Antonio, a custom window order typically runs $650 to $1,850 per window installed, while a custom exterior door lands between $1,400 and $4,200. For a full-home window replacement on a 2,100-square-foot house, most homeowners pay $11,000 to $28,000 total. These figures reflect 2026 material costs, San Antonio labor rates, and the product lines we carry at Juniper Windows San Antonio, including PGT, Therma-Tru, and ViewLux.

What you’ll actually pay depends on the window style, glass package, frame material, and whether your home sits in a historic district like Monte Vista or a newer development in Alamo Ranch. This guide breaks down every cost driver with real numbers, so you’ll know what to expect before you request a quote.

We write a price on paper before any work starts. No vague estimates, no surprise line items at the door. If you want a custom quote for your specific window or door configuration, call (903) 488-7019 and we’ll walk through your project, budget, and timeline.

Custom Window & Door Order Cost Breakdown (2026)

Here’s what we’re seeing in the San Antonio market this year. These are installed prices, meaning the number includes the unit itself, labor, flashing, trim work where needed, and haul-away of your old windows or doors.

Those dollar ranges are based on actual jobs we’ve quoted and completed in San Antonio over the past 18 months, from older ranch-style homes in Harlandale to new builds in Cibolo Canyons. They are not national averages pulled from a database. San Antonio has its own labor market, its own weather profile, and its own building realities, and all three show up in your final number.

What Drives the Price Up

Five things push a custom window or door order toward the high end of those ranges.

Impact-rated glass. San Antonio sits in a wind-borne debris zone for hurricane building codes. If you live east of downtown toward Kirby or Converse, your home may need impact-rated units to meet wind-load requirements. PGT WinGuard windows, for example, start around $1,100 installed and climb with size. That’s not an upsell. That’s code.

Custom sizing. A standard 36-inch-by-60-inch double-hung is a factory-stocked size and priced accordingly. A 41-inch-by-72-inch arched top window? That’s a custom order from the manufacturer, and it’ll cost 18 to 35 percent more than a stock unit of similar area. Older San Antonio homes, particularly bungalows built before 1960 in Tobin Hill or Alta Vista, rarely have standard rough openings.

Frame material upgrades. Vinyl is the entry point. Composite and fiberglass frames add $250 to $500 per window but resist the San Antonio UV load far better over a 20-year lifespan. Therma-Tru doors in fiberglass outperform steel or wood at our humidity levels; that’s why we recommend them for south-facing entries.

Glass packages. Low-E double-pane is baseline and included in the ranges above. Add gas fill (argon typically), a warm-edge spacer, and a lower U-factor coating, and you’ll add $80 to $180 per window. Triple-pane runs another $220 to $400 per window. For most San Antonio homes, a good Low-E double-pane with argon is the value sweet spot.

Structural work. If the rough opening has water damage from a leaky old window, or if a door jamb has rotted at the sill, the repair work happens before the new unit goes in. Sill replacement on a single window runs $150 to $400. Full frame replacement of a rotted rough opening can hit $600 to $1,200. We show you photos before we touch anything structural, and the price gets written down before we start.

What Affects Custom Window & Door Order Pricing in San Antonio

Every market has its own pricing personality. Here’s what’s specific to San Antonio.

• Heat, not cold, drives the conversation. San Antonio sees an average high above 90 degrees from June through September, and your windows and doors are the first line of defense against that heat load. Homes with single-pane aluminum windows, common in neighborhoods built between 1950 and 1980 like Jefferson and Woodlawn Lake, lose conditioned air all day. That’s why Low-E coatings and decent U-factors matter here more than in Dallas or Austin. Expect heat-focused glass packages to be standard advice, not an upcharge pitch.
• Wind-borne debris zone requirements east of I-35. San Antonio’s building code incorporates wind-load and impact standards that get stricter as you move east. Homes in Windcrest, Seguin, and Marion may require impact-rated glazing or shutters depending on the exposure and the structure’s design wind speed. This is a real code variable that can swing a quote by $400 to $700 per window. We’ll check your address against the 2023 Texas Windstorm Insurance Association maps before we quote anything.
• Historic district rules add design constraints. Homes in Monte Vista, King William, and Lavaca are subject to historic design review. Window replacement may need to match original sightlines, muntin patterns, and sometimes frame material. That often means a custom order rather than an off-the-shelf window, which adds 15 to 25 percent to the unit cost. We’ve navigated those review boards. The paperwork costs you nothing extra; the custom sizing does.
• Clay soil shifts window and door openings. San Antonio sits on expansive clay that swells with rain and shrinks in drought. The same soil that cracks sidewalks also torques window frames and door jambs. A door that’s hard to latch might not be a bad hinge; it might be a settling foundation. We level and square openings before we install. That labor is in the quote, not added after.
• Older homes mean non-standard rough openings. A 1970s home in Oak Hills or a 1940s bungalow in Jefferson won’t have the same rough-opening dimensions as a 2015 build in Stone Oak. Non-standard widths and heights push you into custom-order territory by default. Roughly 40 percent of the replacement windows we quote in San Antonio are custom-sized. It’s not an upsell; it’s geometry.
• Product brand and lead time affect final cost. We install eight product lines (PGT, CGI, CWS, ES Windows, ECO Window Systems, Mr-Glass, Therma-Tru, and ViewLux), and each carries different lead times and price points. Stocked lines ship in days. Custom-built PGT WinGuard windows, which are fabricated in Florida, typically run 4 to 7 weeks from order to install. Faster lead time is sometimes worth choosing a different line. We’ll lay out the tradeoffs on the quote sheet, not in a phone call after you’ve already committed.

How to Save on Custom Window & Door Order

The cheapest quote rarely produces the best result. But there are real ways to control cost without cutting corners on the install quality.

Order in standard sizes when the opening allows it. If a rough opening will accommodate a stock 36-by-60 double-hung without significant rework, you’ll pay stock unit pricing and keep the project off the custom-order lead time. We’ll tell you when this is possible and when it would require so much shimming and trim that the “savings” aren’t real.

Replace windows in phases, but plan the whole job. If you’ve got 18 windows, you don’t have to replace all 18 at once. But if you have a plan for the whole house, we can order units in batches and capture volume breaks from the manufacturer. Phase one might be the west-facing windows that take the harshest afternoon sun in San Antonio, then move to the north and east elevations next year.

Prioritize performance over bells and whistles. The single best value upgrade in San Antonio is Low-E glass with argon fill. It costs $80 to $180 per window and repays itself in cooling-season electricity savings faster than any other option. Triple-pane glass is sometimes worth it for east-facing bedrooms on noisy streets, but the payback is longer. If you’re on a budget, do Low-E everywhere before you do triple-pane anywhere.

Avoid off-season installation rushes. San Antonio’s contractor calendar fills up fast in the spring and early summer, before the heat peak. Fall and winter see steadier scheduling and sometimes better manufacturer incentives. We don’t run “limited-time discounts” because those don’t reflect real pricing. But if a manufacturer runs a rebate in the slow season, we pass it on and it shows on your written quote.

Bundle windows and doors. If you need two exterior doors and eight windows, order them in one shot. It consolidates delivery, labor mobilization, and haul-away. A combined window-and-door quote often comes out $400 to $900 cheaper than pricing the two projects separately, because there’s one trip, one crew, one day of setup instead of two.

Get a written price, then hold it to it. Most of what we call “saving” in the home-improvement world is really just avoiding overpaying. Every Juniper Windows San Antonio job gets a written price before any work starts. No estimate that morphs into a surprise invoice. No “we found additional framing damage” call unless we have photos and a line item. That’s not a sales strategy. It’s our standard.

If you’re ready to see a real number for your specific window or door order, call (903) 488-7019. Estimates are free, and you’ll have a written price you can plan around.

Custom Window & Door Order vs. Stock Options: Is It Worth the Cost?

Custom doesn’t automatically mean expensive, and stock doesn’t automatically mean cheap. What matters is the fit with your home.

A stock window costs less per unit. It’s built to a fixed set of dimensions and ships from a warehouse. If your rough opening matches those dimensions or can be trimmed out cleanly, stock is the right call. You’ll pay $650 to $950 per window installed, and your lead time drops dramatically.

A custom window is built to your exact measurements. For older San Antonio homes with non-standard openings, custom is often the only option that doesn’t involve major frame reconstruction. You’ll pay 15 to 35 percent more per unit, but you’ll avoid the cost of reworking the opening to fit a stock size, which can exceed the custom upcharge in labor alone.

Doors are different. Custom entry doors are almost always worth the step up in price in San Antonio, because the front door is the most visible architectural element on your home. A stock steel door might cost $700 installed. A custom fiberglass Therma-Tru door with a decorative glass insert, in a right size and swing, runs $1,600 to $2,400. The difference is the first thing a visitor sees when they walk up.

Our advice: spend less on functional windows, more on the doors people actually touch and see. We’ll tell you if a custom order isn’t necessary for your project. That honesty is part of the written-price model, not a negotiation tactic.

FAQs – Custom Window & Door Order Cost

How much does a custom window order cost in San Antonio?

A custom window order in San Antonio typically costs $650 to $1,850 per window installed, depending on size, frame material, glass package, and whether impact-rated glazing is required. Most single and double-hung custom windows land between $800 and $1,200 installed. Larger units, like a 72-by-60 picture window, can hit $2,400. Call (903) 488-7019 for a written quote specific to your window sizes.

Is it cheaper to repair or replace a window in San Antonio?

Repair rarely makes sense for failed seals or cracked glass. A single pane replacement runs $150 to $300, but if your frame is 20-plus years old, you’re spending that money on an inefficient unit that will keep costing you in cooling bills. Replacement windows start around $650 installed per window and drop your summer heat load immediately. But if the damage is purely hardware (a broken latch or a bad balance), repair is the better call at $80 to $220 per window. We’ll tell you which is which before quoting anything.

How much does a custom front door cost in San Antonio?

A custom front door in San Antonio runs $1,200 to $4,200 installed. A basic steel door starts around $1,200. Fiberglass entry systems from Therma-Tru, which hold up better to our sun and humidity than wood or painted steel, run $1,400 to $2,800. Doors with decorative glass, sidelights, or custom transoms push past $3,500. The price includes the slab, frame, hinges, hardware, weatherstripping, and installation. Call (903) 488-7019 to get a written price on your door configuration.

Can you install custom windows the same day in San Antonio?

Same-day installation is possible only for stock units already in a local warehouse. Custom-ordered windows, which make up about 40 percent of what we install in San Antonio, must be fabricated by the manufacturer before we can schedule install. Lead times run 2 to 7 weeks depending on the product line and whether impact-rated glazing is required. The good news: once your custom order arrives, a typical 10-window installation takes one to two days with our crew. Call (903) 488-7019 and we’ll check current lead times for the window lines you’re considering.

Do I need impact-rated windows in San Antonio?

Whether you need impact-rated windows depends on where your home sits. Homes east of I-35, in areas like Windcrest, Converse, and St. Hedwig, fall under stricter wind-load requirements and may need impact-rated glazing to meet code. Homes well west of I-35, in places like Helotes and Alamo Ranch, typically don’t require impact-rated glass unless the structure’s design wind speed demands it. Impact-rated windows add $300 to $600 per unit over comparable non-impact frames. We check your address against wind-zone maps before quoting, so you won’t pay for a code upgrade you don’t need or miss one you do.

What’s the cheapest window option in San Antonio?

The cheapest functional option is a stock single-hung vinyl window with basic Low-E glass, running $650 to $850 installed per unit. But cheapest is not the same as best value. In San Antonio’s heat, we recommend Low-E double-pane glass with argon fill on every window, which adds about $80 to $180 per unit and pays for itself through reduced cooling costs. A stock single-hung with Low-E and argon lands around $730 to $950 installed. Still budget-friendly, but it performs dramatically better through a San Antonio summer. Call (903) 488-7019 for a free estimate and a written price breakdown.

Why San Antonio Homeowners Choose Juniper Windows & Doors

We didn’t start as a general contractor that happens to sell windows. Juniper Windows & Doors, part of the Relay Home Co. family since 2001, does one thing: windows and doors. That focus shows up in the product lines we stock, the questions we ask during a quote, and the crew that shows up at your door.

The name Juniper comes from a hardy evergreen built to handle sun, wind, and cold. That’s the standard. San Antonio sun is relentless, and your windows and doors bear the brunt of it. They need to be built, specified, and installed with that in mind.

Here’s what we put in writing on every project:

• Written price before any work starts. Not an estimate that morphs into a surprise invoice. A line-item price, in writing, that doesn’t change unless you change the scope.
• 365-Day Done Right Promise. If anything we installed isn’t done right, we make it right. Parts and labor, covered for a full year, in writing.
• Free second visit if a repair fails. No charge, no argument. If a window or door we fixed has a problem within the covered period, we come back.
• A live person on the phone, 24/7. You call, a human answers. No voicemail maze, no callback queue.
• The Relay Visibility Guarantee. You get a live arrival time you can track, before-and-after photos of every job, and a digital invoice you can pay from a link.

Sean Mackey leads the Juniper Windows San Antonio team with one expectation: be worthy of the next call. That means background-checked, uniformed technicians on every job, so you know exactly who’s walking through your door. It means eight trusted product lines on the shelf, from PGT and Therma-Tru to ViewLux and ES Windows, so the right window or door for your project is never a compromise. And it means no vagueness about money. Ever.

Whether you’re ordering one custom front door for a King William Victorian, or replacing 22 windows in a Stone Oak two-story, you’ll get the same treatment: a written price, a tracked arrival time, photo proof the work is done, and a 365-day guarantee behind it.

For a free estimate on your custom window or door order, call (903) 488-7019. We’ll come out, measure, and hand you a written price. You can decide from there.

Pricing reflects the San Antonio market as of 2026. Juniper Windows San Antonio offers free estimates – call (903) 488-7019.

Written by Sean Mackey, Owner at Juniper Windows San Antonio, serving San Antonio since 2001.