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 Redwood City
Window replacement in Redwood City typically costs $850 – $1,900 per window installed, with full-frame work on older homes running higher than insert replacements. Most Redwood City jobs take 1 – 2 days for the install itself, though specialty glass and custom finishes can push the schedule out weeks. We know Redwood City block by block: the fog-side bungalows off Woodside Road, the heat-bowl tract homes along Middlefield Road, the hillside custom builds above Farm Hill. Call (252) 675-6980 and we’ll put a written price in your hands before anything gets ordered.

Why Hale Windows & Doors Is Redwood City’s Preferred Window Replacement Company
Hale Windows & Doors has been replacing windows since 2009, and our Window Replacement team approaches Redwood City differently than a general contractor would. We treat the fog-line-versus-heat-bowl split along El Camino Real as the governing constraint on every quote, because a window package that keeps a west-side Mount Carmel bungalow comfortable will leave an east-side stucco ranch baking by July. Spencer Odell, who leads our crew, insists on probing original wood sills during the measure rather than after the old units come out. That one step has caught rotted redwood sills in Centennial and Eagle Hill homes that would have doomed a fresh install within a season.
We carry a 365-Day Done Right Promise in writing: if the work isn’t right, we fix it, no argument. Every technician who arrives in Redwood City is background-checked, identity-verified, photo-badged, and pre-announced by name and photo before the visit. You’ll know exactly who is at the door before you open it. And every quote is a fixed written price, delivered before you commit to anything.
Energy Efficient Windows in Redwood City
Energy Efficient Windows in Redwood City mean different things depending on which side of El Camino Real you live on. On the west side, toward the Santa Cruz Mountains foothills, the fog that rolls in most summer evenings drives condensation and wood rot into single-pane frames. On the east side, around Redwood Shores and the flats near Bay Road, west-facing glass gets hammered by 90-plus-degree afternoon sun from May through October. A Redwood City homeowner replacing original single-pane windows with low-E insulated glass (a thin coating that blocks heat while letting light through) typically spends $900 – $1,700 per window depending on frame choice and opening condition.
Fog-Side Glass Selection
Homes west of El Camino sit in the marine layer for more hours each day than homes east of it. That means condensation resistance matters as much as solar heat gain. We spec dual-pane units with argon fill and warm-edge spacers on this side, and we watch closely for salt-laden air corrosion on older aluminum frames. Aluminium breaks down faster in fog-driven salt air than most homeowners realize.
Heat-Bowl Solar Control
East-side Redwood City homes need a different glass package altogether. The concern isn’t fog drip; it’s solar gain through west-facing glass on long summer afternoons. We lean on spectrally selective low-E coatings here – the kind that reject infrared heat without making the glass look mirrored. A well-speced east-side package can cut cooling load on upper-floor bedrooms noticeably, especially in the 1960s – 1970s stucco tracts off Middlefield Road.
Window Replacement Company in Redwood City
As a Window Replacement Company serving Redwood City, we handle two distinct tiers of work. The first is straightforward: replacement of failed or single-pane units in existing openings, keeping the exterior and interior trim intact. That work runs $850 – $1,300 per window in Redwood City’s current market and moves fast. The second tier is what actually defines our Redwood City book of business: full-frame replacement on older bungalows, hillside custom openings, and specialty finishes that require architectural glass or custom millwork. Full-frame replacement in Redwood City runs $1,400 – $1,900 per opening, sometimes more when we’re reframing rotted sills or enlarging openings on hillside homes above Farm Hill or in the Palomar Park area.
Full Frame Replacement on Older Stock
When a 1920s – 1950s wood-frame home in Mount Carmel, Centennial, or Eagle Hill still has original windows, the sills are usually the first thing to fail, not the sashes. We probe every sill during the measure. If we find soft redwood – and we often do – we reframe the rough opening with treated lumber before setting the new unit. Skipping that step is how you get a brand-new window that leaks within a year.
Architect and Designer Coordination
On hillside custom work and high-end renovations, we coordinate directly with the homeowner’s architect or designer. That means confirming rough-opening dimensions against the architectural drawings, ordering specialty glass with the right light transmittance for the exposure, and sequencing long-lead items so the schedule holds. The price gets fixed in writing before any specialty order goes to the manufacturer.

Trusted Brands We Service in Redwood City
We install and service windows from eight professional-grade lines, and we match the product to the job rather than pushing one brand. In Redwood City, that often means CGI or ES Windows for coastal-fog durability on the west side, and CWS or ECO Window Systems for thermal performance on the heat-bowl east side. We carry common replacement parts locally for Redwood City customers, which keeps repair turnaround shorter than it would be with a big-box installer waiting on a national supply chain.
Common Window Replacement Problems We See in Redwood City Homes
- Rotted redwood sills on pre-1950 bungalows. Decades of fog drip off the Santa Cruz Mountains quietly softens the original redwood sills in Mount Carmel and Centennial homes. If a replacement crew doesn’t probe them during the measure, they’ll frame new units into soft wood and fail within a season.
- One window spec for the whole house. A package that works on a foggy west-side lot cooks a west-facing east-side bedroom by July. Redwood City needs lot-by-lot glass and frame selection split by exposure, not a single spec for the whole job.
- Condensation between panes on 1990s dual-pane units. Many Redwood City homes got low-quality dual-pane windows in the last big renovation wave. Fog-side homes see seal failure from constant moisture cycling; once the seal goes, the only real fix is replacement glass or a new unit.
- Aluminum frame corrosion near Redwood Shores. Salt-laden marine air eats aging aluminum frames faster here than homeowners expect. By the time the window sticks or the finish bubbles, the frame is usually too far gone to repair economically.
Pricing for Window Replacement in Redwood City, CA
For planning purposes, an insert replacement in Redwood City runs $850 – $1,300 per window. Full-frame replacement, which means the old window, frame, trim, and often the sill all come out, runs $1,400 – $1,900 per opening on standard sizes. Specialty architectural glass, custom millwork finishing, and hillside access can push above that, and we’ll tell you exactly why in the written quote before you spend a dollar. The long-lead items – not labor – are what drive the schedule on this tier, and we lock the price in writing before ordering starts. Call (252) 675-6980 for a free, no-obligation estimate in Redwood City.
We Also Serve Cities Near Redwood City
Our Window Replacement in Redwood City coverage extends to the surrounding Peninsula communities. Homeowners in Atherton, Menlo Park, San Carlos, and Palo Alto call us for the same written-price, same named-technician service, and we know those towns well enough to spec the right glass for their microclimates too.
Serving Redwood City, CA - Our Local Coverage Area
We’re based in the Redwood City 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 Replacement in Redwood City
Because Redwood City spans both sides of the fog line, and the same window spec that works in San Mateo’s uniform marine air can be wrong on one side of El Camino Real and right on the other. A quote here means evaluating the specific exposure: west-side fog and condensation versus east-side solar heat. That lot-by-lot assessment adds time up front, but it prevents the wrong glass from being ordered. Call (252) 675-6980 if you want us to walk your specific lot.
Lead times on specialty items: architectural glass, custom finishes, and millwork. Labor typically takes 1 – 2 days per floor once materials are on site; the wait is almost always the manufacturer’s production queue. We fix the price in writing before the long-lead clock starts, so a finish change mid-wait doesn’t leave your schedule exposed. Our recommendation is to lock your selections early and let us sequence the rest.
Yes, and we do it on every pre-1950 wood-frame home in Redwood City, not just Mount Carmel. We probe the sills during the measure. If we find soft redwood – which is common after years of fog drip – we reframe with treated lumber before setting the new unit. That step is non-negotiable on the older west-side stock.
They can, especially if your current windows are original single-pane and your home gets direct west or southwest afternoon sun. Spectrally selective low-E coatings reject much of the infrared heat before it enters the room. The savings are real but vary by home orientation, tree cover, and ceiling insulation. We’ll give you an honest read during the estimate, not a sales pitch.
Yes. On custom openings and high-end renovations, we work directly with your architect or designer to confirm rough-opening dimensions, glass transmittance, and frame finish. We sequence long-lead items so the schedule stays predictable, and the price is fixed in writing before your architect approves the spec. Bring us into the conversation early and we’ll handle the ordering cleanly.
Written by Spencer Odell, Owner at Hale Windows & Doors, serving Redwood City since 2009.










Before
After
Before
After
Before
After