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Window Company in Muscoy, CA
Meridian Windows & Doors handles window replacement, window installation, and patio door installation for homeowners across Muscoy, CA. This part of San Bernardino County sits against the foothills, which means hot, dry summers and cool winter nights put real stress on window seals and door frames. Homes here tend to be older, built between the 1950s and 1980s, so single-pane glass and worn weatherstripping are common findings. We write the price down before any work starts, and every job is covered in writing for 365 days. Call (817) 686-2228 for a free estimate.
Why Muscoy Homes Are Different
Muscoy sits in an unincorporated pocket of San Bernardino County northwest of San Bernardino proper. The neighborhood streets run off State Street and Highland Avenue, with homes ranging from small 1950s ranch styles to newer builds scattered through the eastern blocks. Summer temperatures routinely push past 100 degrees, and the sun beats directly on west-facing windows from mid-afternoon until sunset. That heat cycle is exactly what breaks down window seals, warps vinyl frames, and causes patio door rollers to seize.
Because Muscoy is unincorporated, building permits go through San Bernardino County rather than a city office. The county has its own review process for window and door replacements, and we handle that paperwork as part of the job. Many homes here also sit on larger lots than you find closer to San Bernardino, which means more sliding glass doors and patio access. Wind-blown dust from the foothills works its way into older window tracks, and that grit accelerates roller wear on sliding doors.
Our Main Muscoy Services
Window replacement and patio door work account for most of what Muscoy homeowners call us about. Here is what each job involves and where to find the full detail.
Window Replacement in Muscoy
Most Muscoy window replacement work starts when a homeowner notices a room that will not hold temperature, or a sill with rot from years of dry-season irrigation overspray. We remove the old unit to the rough opening, inspect the framing, and install a new window sized and spec’d for the sun exposure on that side of the house. For full pricing and an explanation of what the county permit process looks like, see Window Replacement in Muscoy.

Window Installation in Muscoy
New construction and room additions in Muscoy call for window installation from a building plan, and that is different from pulling old windows out of an existing wall. We work from the architect’s schedule, set each window in a freshly framed opening, flash it to keep water out, and make sure it operates clean before drywall goes up. Read the full breakdown here: Window Installation in Muscoy.

Patio Door Installation in Muscoy
Larger Muscoy lots mean big backyards, and big backyards mean patio doors. We replace sliders that bind on old tracks and install new hinged or sliding units that open smoothly and seal against the dust and heat. We shim and level the frame so the door does not sag or stick a year down the road. See the specifics at Patio Door Installation in Muscoy.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Brands We Service in Muscoy
We install and replace products from ViewLux, PGT, and CWS, among the eight manufacturer lines in our portfolio. Parts and common replacement units are stocked locally through our Inland Empire distribution, which keeps turnaround tight for Muscoy jobs. See the full list at our brands.
Pricing for Window Company in Muscoy, CA
| Service | Typical Range in Muscoy |
|---|---|
| Single hung window replacement | $450 – $900 installed per window |
| Double hung window replacement | $650 – $1,200 installed per window |
| Casement window replacement | $700 – $1,300 installed per window |
| Sliding window replacement | $550 – $1,150 installed per window |
| Picture / fixed window replacement | $500 – $1,100 installed per window |
| Bay or bow window replacement | $2,400 – $5,500 installed |
| Standard patio sliding door | $1,400 – $2,800 installed |
| French patio door | $1,800 – $3,600 installed |
| Full-home window replacement (10 – 15 windows) | $9,000 – $18,000 installed |
What moves a Muscoy price up is window count, rough-opening condition, and the sun exposure on the wall being replaced. Older homes sometimes hide rotted framing once the old unit comes out, and that repair adds material and labor. Whatever the number is, we put it in writing before work begins, and it does not move at the door.
Neighborhoods We Serve in Muscoy
We cover the full Muscoy footprint, from the blocks around Muscoy Elementary near State Street to the homes off Highland Avenue and the side streets that climb toward the foothills.
- State Street corridor
- Highland Avenue area
- Blocks around Muscoy Elementary
- Eastern foothill streets
- Lots off Darling Avenue
Most estimate visits in Muscoy are scheduled within a few days of the first call, and we confirm the appointment by phone the day before.
Service Area – Cities Near Muscoy
Beyond Muscoy, we serve homeowners across Southern California, including Los Angeles, CA, San Diego, CA, San Jose, CA, and San Francisco, CA. Scheduling runs through our Inland Empire office, so a Muscoy appointment is a local visit, not a trip across the state.
Serving Muscoy, CA - Our Local Coverage Area
We’re based in the Muscoy 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 About Window Company in Muscoy
We typically get an estimator to a Muscoy address within a few business days of your call. The visit includes measurements of every opening, a look at the existing framing, and a written line-item quote before the crew ever shows up to work.
Because Muscoy is unincorporated, window and door replacement permits go through San Bernardino County. We pull the permit, schedule the inspection, and make sure the job passes before we call it done. Call (817) 686-2228 and we will walk you through what applies to your street.
Every installation and repair carries our written 365-Day Done Right Promise. If the work fails within that year, we return at no charge and make it right. The guarantee is in writing on every Muscoy job, with no fine print about labor exclusions.
What happens when you call
- 1A real person answersNo phone trees - talk to a local windows & doors pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Muscoy Customers Say
"Quoted fairly with the glass package explained. No hard sell."
- Gloria B."Good windows. One came with a scratch, so they reordered the sash. It took two weeks but they fixed it free."
- Otis M."Straight talk, on time, and clean. Four windows done by early afternoon and the old frames were hauled away."
- Ed S.










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