Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Window Installation Across Concord
Window installation in Concord, CA is a job that rewards local knowledge. Most single and double hung replacements in this city run $450 – $900 per opening installed, while a full picture window in Concord typically lands between $800 – $1,600 depending on glass package and framing. A permit is required for any window that changes the rough opening, and Concord’s building department checks plans against the California Building Code with local amendments. We know that process cold. Our crews work throughout Concord, from the 1960s tracts off Cowell Road to the newer subdivisions east of Clayton Road, and we schedule every job with a written price before the first screw turns. Call (817) 686-2228 to get your project scoped.

Why Meridian Windows & Doors Is Concord’s Preferred Window Installation Company
We’re the Window Installation specialists within the Garrison Partners network, and we stock eight manufacturer lines so the right product gets spec’d for the job, not whatever happens to be sitting in the warehouse. Homeowners in Concord tell us the same thing after other contractors have walked their property: they got a number that changed later, or the crew never showed. Our process removes both problems. The price goes on paper before work begins, it does not move at the door, and every installation is covered by the 365-Day Done Right Promise in writing. If it fails within that year, we come back at no charge.
Elliot Vance runs our operation to The Garrison Standard, which has governed every job since 2009. That standard means background-checked, uniformed technicians on every call, a live person answering the phone 24/7, and a crew that shows up when the schedule says we will. Concord is home turf for our Bay Area dispatch office, so we’re not routing crews from two counties away. We know the building department’s plan check preferences, we know which stucco details fail on the older tracts, and we know that a west-facing Sun Terrace living room needs different glass than a shaded bedroom on the north side of the house.
Picture Window in Concord
A Picture Window in Concord is a fixed, non-operable unit built to frame a view while holding maximum light, and it’s a common upgrade for ranchers and mid-century homes on the flatter lots south of Highway 242. These homes often have a single large opening facing the backyard or Mount Diablo, and the original aluminum frame has usually fogged or lost its seal. A replacement picture window in Concord runs $800 – $1,600 installed, with the final number driven by glass area, low-E coating, and whether the existing frame needs rebuilding. Most Concord homes need a Title 24-compliant low-E insulated glass unit, and we spec the solar heat gain coefficient for the elevation so a west-facing picture window doesn’t turn the living room into a heat box in August.
Framing and Flashing on Stucco Walls
Most older Concord homes have stucco exterior walls, which means the sill and jamb flashing detail is the difference between a window that lasts twenty years and one that leaks by the first winter rain. We rebuild the rough opening where needed, install a proper sill pan, and reseal the jamb to the stucco with the right backer rod and sealant. This is not a caulk-and-go operation. It’s a full perimeter detail inspection before the trim goes back up.
When Glass Spec Matters More Than Frame Brand
For a fixed unit, the glass is the product. Concord’s inland heat means a low-E coating with the right SHGC rating matters more than the frame material, so we walk every homeowner through the difference between standard clear glazing and a low-E insulated glass unit before we write the quote. The price difference is real, but so is the August temperature in a west-facing room.
Bay Window Installation in Concord
Bay Window Installation in Concord means adding or replacing a projecting window assembly that extends past the exterior wall, and it’s a job we handle regularly on the older homes near Concord High School and the Sun Terrace neighborhood. A new bay window in Concord typically runs $2,500 – $5,500 installed, depending on the number of lites, the seat board and roof detail, and whether the rough opening needs structural modification. This is the one project where a permit almost always applies, because the projection changes the building envelope. On one job near Concord High School, we rebuilt the rough opening entirely to handle the projection and resealed the jamb to the stucco, and that extra framing work was priced into the written quote before we started.
Structural Work and Support Requirements
A bay window is not a simple insert replacement. The assembly carries real weight, and on an older Concord home the header and cantilever support often need to be inspected and sometimes rebuilt. We check the existing framing before we spec the unit, and if structural work is required, that line item appears in the written estimate. You’ll know the final scope before the first cut is made.
Seat Board, Roof, and Flashing
The seat board, the small roof over the bay, and the flashing where the assembly meets the stucco wall are the details that keep water out and insulation in. We build those details to the same standard we’d use on any exterior wall penetration. When it’s done, the bay should feel like it was always part of the house, not an add-on that drips when the first winter storm rolls through.

Trusted Brands We Service in Concord
We’re authorized to install and replace products from ViewLux, PGT, CGI, and CWS, among the eight lines we carry. In Concord we stock common replacement parts for these brands locally, so a sash or balance for a PGT or ViewLux unit doesn’t require a two-week hold from the manufacturer. Homeowners ask us which brand they should pick. Our answer is always based on the elevation, the glass spec, and the existing opening. A CGI vinyl casement made sense on that Sun Terrace ranch with fogged double-hungs. A different job might call for a ViewLux picture window. You’ll get the right one, not the one we happen to have left over.
Common Window Installation Problems We See in Concord Homes
- Failed seals on original aluminum frames. Concord’s 1960s and 1970s tracts, especially around Sun Terrace and the neighborhoods off Monument Boulevard, are full of aluminum windows that fog between the panes. The seal has failed, and the fix is a full replacement with an insulated glass unit, not a wipe-down.
- Sill and jamb flashing missing or done wrong on stucco. Older stucco homes collect water at the window perimeter. If the flashing detail is skipped, the first winter rain finds its way inside. We see this after previous installs with disturbing regularity.
- Clear glass where low-E was required. Concord’s inland summers make a Title 24-compliant low-E unit mandatory on many replacements. Homeowners get quoted for standard clear glazing, and the plan check or the performance suffers. We spec the SHGC for the elevation from the start.
- Plan-check rejections from unamended plans. Concord’s building department applies local amendments to the California Building Code. When a contractor submits generic plans without checking those amendments, the project stalls at the permit counter. We account for it before we file.
Pricing for Window Installation in Concord, CA
A standard single or double hung replacement in Concord runs $450 – $900 per opening installed, a picture window $800 – $1,600, and a full bay window $2,500 – $5,500. Structural modifications, stucco repair, and low-E glass upgrades move the number within those bands, but they don’t surprise you later. Every Meridian quote is written down before work starts, and it includes the permit, the flashing, the trim, and the haul-away. If something changes during the job, you approve the change order before we proceed. Call (817) 686-2228 for a free estimate, and we’ll give you a line-item price you can hold us to.
We Also Serve Cities Near Concord
Our crews cover the full Concord area, and we regularly run jobs in Pleasant Hill, Walnut Creek, Lafayette, and Martinez. The pricing and permit process are similar across Contra Costa County, but each city has its own counter preferences, and we know all of them. If you’re a few exits down 680, we’ll schedule the same written estimate and the same 365-Day Done Right Promise.
Serving Concord, CA - Our Local Coverage Area
We’re based in the Concord 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 Installation in Concord
Yes, a permit is required when the rough opening changes or when structural work is involved, which applies to most bay window installations and any replacement that modifies framing. A like-for-like insert replacement typically does not require a permit, but we verify every job against Concord’s current building code amendments before we file. Call (817) 686-2228 and we’ll tell you what applies to your specific opening.
A typical single-opening replacement runs one to two days on site, but the full timeline from order to final inspection usually takes three to six weeks. Custom-sized units from PGT or ViewLux add lead time, and plan check at Concord’s building department adds a week or more if the plans are clean. We set the schedule in the written estimate and we hold to it.
A low-E insulated glass unit with an appropriate solar heat gain coefficient is the right spec for Concord’s inland climate, especially on west and south-facing elevations. Inland Contra Costa runs 10 – 15°F hotter than bayside cities on summer afternoons, so SHGC performance matters more than wind ratings on most Concord homes. We spec the glass per elevation. Call (817) 686-2228 for a direct answer on your openings.
Yes, and we do it regularly on the 1960s and 1970s tracts around Sun Terrace and Concord High School. The job often requires rebuilding the rough opening and adding proper support for the projection, and the flashing detail has to be right on the stucco. Those structural items go into the written quote before work starts.
Two things change a quote after the job starts: structural conditions we couldn’t see until the old window came out, and a homeowner-requested upgrade to the glass or frame spec. We write the original estimate to cover the visible scope, and any change order is approved by you before the extra work happens. The price does not move otherwise. Estimates are free at (817) 686-2228.
Written by Elliot Vance, Owner at Meridian Windows & Doors, serving Concord, CA.










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