Westlight Windows & Doors windows & doors team

Window Company in Upland - Free In-Home Measure, Written Price

Free in-home measure and an exact written price before anything is ordered. Energy-rated units, professional installation by our own crews, and a workmanship warranty on the install.

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Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style

Styles & brands we work with

Single hung
Single hung
Double hung
Double hung
Horizontal roller
Horizontal roller
Casement
Casement
Bay & bow
Bay & bow
Sliding glass doors
Sliding glass doors
Entry doors
Entry doors
Impact garage doors
Impact garage doors
PGT
PGT
CGI
CGI

Before & after – our own jobs

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Recent Project
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Full Restoration
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Complete Upgrade

Window Company in Upland, CA

Window and door work in Upland, CA has to account for geography most inland cities never deal with. Homes north of Foothill Boulevard sit in the direct path of downslope winds funneling out of San Antonio Canyon, so window and door installations there need wind-rated products and meticulous flashing to hold up. Meanwhile, the city’s large stock of 1960s-1980s ranch homes with original aluminum sliders and the 100°F summer heat mean seal failure and frame warping are routine service calls here. Call (903) 354-7134 for a free estimate on any window or door project in Upland.

Call (903) 354-7134

Why Upland Homes Are Different

Upland sits at the base of San Antonio Canyon, and that location changes the work. Winter downslope wind events that roll out of the canyon hit north-Upland foothill neighborhoods harder than anything Ontario or Montclair see. Homeowners there tell us about whistling, rattling windows every December and January, a complaint tied directly to geography rather than product quality. Proper flashing and wind-rated installation matter more here than in flatland cities ten minutes south.

At the same time, Upland’s older homes bring their own set of conditions. The historic Tree Streets district along Euclid Avenue holds Craftsman bungalows from the 1910s through 1930s, many with original wood-frame single-pane windows. Replacing those requires careful sizing to preserve the historic proportions. A few miles away, the 1960s-1980s ranch tracts are full of aluminum sliding windows and patio doors that have been thermal cycling for forty or fifty years. We regularly see corroded frames, failed dual-pane seals, and sliders that no longer latch. California’s CEC Climate Zone 10 designation for the Inland Valley means any replacement glass has to meet Title 24 SHGC and U-factor thresholds to manage solar heat gain through Upland’s long, hot summers.

Our Main Upland Services

Window replacement, window installation, and door installation are the three jobs Upland homeowners call us about most. Each has its own Upland page below with local details and pricing.

Window Replacement in Upland

Replacing windows in Upland often means pulling out original aluminum single-pane sliders from a 1970s ranch or carefully sizing new units for a Craftsman bungalow on the Tree Streets. The local heat makes low-e glass (a thin coating that reflects heat back out in summer) a practical necessity rather than an upsell. We carry eight manufacturer lines, including impact-rated PGT and energy-efficient ECO Window Systems, so the right product gets matched to the job. Read the full breakdown on our Window Replacement in Upland page.

Window Replacement in Upland

Window Installation in Upland

Window installation covers new construction and retrofit applications across Upland, from foothill homes that need wind-rated units to ranch houses where the original openings have shifted over decades. North of Foothill Boulevard, we pay extra attention to flashing and anchoring because the downslope winds out of San Antonio Canyon will find any gap. Every job gets a written price before work starts and a written guarantee when it is done. See the full scope on our Window Installation in Upland page.

Window Installation in Upland

Door Installation in Upland

Door installation in Upland ranges from front entry doors on 1960s ranch homes to patio sliders that have been sticking, corroding, or leaking for years. The summer heat and foothill temperature swings warp frames and wear out weatherstripping faster here than in coastal cities. We install Therma-Tru entry doors along with impact-rated and energy-efficient options from our other lines. Get the details on our Door Installation in Upland page.

Door Installation in Upland
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What happens when you call

  1. 1
    A real person answersNo phone trees - you reach a local pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched.
  3. 3
    A background-checked tech heads outLicensed & insured, dispatched right away.
  4. 4
    You approve before work beginsNothing starts until you say go.

Brands We Service in Upland

We install products from PGT, CGI, CWS, and ES Windows, among eight manufacturer lines we carry. Parts for these brands are stocked locally and can be ordered quickly through our Inland Empire supply chain. See our brands for the full selection.

Pricing for Window Company in Upland, CA

Service Typical range in Upland
Single window replacement (standard vinyl, double-pane) $550-$1,100 installed
Full-home window replacement (8-12 windows) $6,000-$14,500 installed
Window installation (new construction, per window) $700-$1,400 installed
Retrofit window installation (per window) $450-$950 installed
Impact-rated window (PGT or CGI, per window) $1,200-$2,800 installed
Entry door installation (Therma-Tru, standard) $1,400-$3,200 installed
Patio sliding door replacement $1,800-$4,500 installed
French door installation $2,200-$5,000 installed
Whole-home door replacement (3-5 doors) $4,500-$11,000 installed

What pushes a Upland price up is usually the age of the opening. Homes in the Tree Streets district with original wood framing often need custom sizing and additional trim work to keep historic proportions intact. Ranch homes from the 1970s sometimes need header repairs before a new window or door can go in. Whatever the scope, you get a written price before any work begins, and that price does not change at the door.

Neighborhoods We Serve in Upland

We work across all of Upland, from the foothill neighborhoods north of Foothill Boulevard down to the flatter tracts along the 10. Here are a few areas we serve regularly:

  • The Tree Streets (Euclid Avenue historic district)
  • North Upland foothill neighborhoods
  • Upland Colony
  • San Antonio Heights
  • Downtown Upland and the 10 corridor

We schedule jobs across Upland with a real arrival window, not an all-day wait. Dispatch is coordinated through our Inland Empire office, and crews serve Upland locally.

Service Area – Cities Near Upland

Our crews also work in the cities around Upland, including Rancho Cucamonga, CA, Claremont, CA, Montclair, CA, and Ontario, CA. If you are just outside Upland proper, call (903) 354-7134 and we will confirm coverage.

Serving Upland, CA - Our Local Coverage Area

We’re based in the Upland 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 Upland

Ready to get started? Free estimates · Free in-home estimates response in Upland
Call (903) 354-7134

What happens when you call

  1. 1
    A real person answersNo phone trees - talk to a local windows & doors pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
  3. 3
    We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
  4. 4
    You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.

What Upland Customers Say

★★★★★ 5.0 from 5+ reviews

"Replaced eight drafty old windows that were basically single pane. The house is warmer already and the street noise is way down. Crew was on time both days and the price was exactly the quote."

- Harold Bemis

"Our energy bill in summer was brutal. New windows made a real dent in it. Salesman wasn't pushy and didn't do the fake "today only" discount thing the others tried."

- Bethany Oh

"Two bedroom windows that never opened and one that wouldn't stay up. All replaced in an afternoon. The crew was clean, hauled off the old frames, and the quote held."

- Colette Rhee

How It Works in Upland

Getting your windows & doors handled is simple and fast.

1

Call or Request a Free Estimate

Tell us about your windows & doors needs and we provide an upfront, transparent quote - no obligation, no hidden fees.

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in Upland - typically within 30-60 minutes, with parts stocked on the truck.

3

Problem Solved, Guaranteed

We complete the job to your full satisfaction, backed by our warranty and 100% satisfaction guarantee.

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Free On-Site Estimate & Written Quote

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