Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Before
After
Before
After
Before
AfterFast, Reliable Door Replacement Across Lafayette
Door replacement in Lafayette typically costs $1,400 – $4,800 for a standard entry door, and $3,200 – $9,000 when you need fire-rated glazing, a new frame, and structural work tied to the high fire-severity zone. Most Lafayette jobs go from first measurement to final walkthrough in 1 – 3 weeks, depending on what’s behind the old door. We know this market cold: the Reliez Valley hills, the ranch homes off Moraga Road, the stucco entries near Acalanes High, and the newer builds up in Happy Valley. Call (682) 281-2168 to get your written price before anything starts.
Key takeaways: Every Lafayette door replacement gets a written line-item price first. Laminated glass interlayers matter here, not just impact rating. Permits go through Contra Costa County Building Inspection, and we handle the paperwork. The 365-Day Done Right Promise covers parts and labor for a full year after install.
Why Juniper Windows & Doors Is Lafayette’s Preferred Door Replacement Company
We’re not a general contractor dabbling in doors. Juniper Windows & Doors has specialized in windows and doors since 2001, and our Lafayette customers see that focus on every job. Sean Mackey runs our team with one rule: if a door goes in wrong, we fix it. That’s the 365-Day Done Right Promise, and it’s in writing on every project we do in Lafayette.
Lafayette homeowners call us because we show up when we say we will. You get a live arrival time you can track, background-checked uniformed technicians, and before-and-after photos of the work. No four-hour windows. No phone tag. The Relay Visibility Guarantee is standard on every door job, whether it’s a front entry on a 1960s rancher near Burton Valley or a side door on a newer home off St. Mary’s Road.
Our Lafayette reviews consistently point to two things: the price on the written estimate is the price on the invoice, and the crew leaves the job site clean. That second part matters when you live on a steep lot in Reliez Valley and don’t want debris tracked through the house.
Door Contractors in Lafayette
Door Replacement contractors in Lafayette do more than swap a slab. The job here usually means assessing the rough opening in an older home, checking the jamb for rot, confirming the fire-zone glazing requirement, then installing to the level and square of the existing framing. A full exterior door replacement in Lafayette runs $2,800 – $6,500 on average when it includes frame work and new weather sealing, and the permit is another line item most homeowners don’t plan for. We put it in the written estimate so there’s no surprise.
What the Job Actually Involves
We start with a measurement visit, not a phone estimate. Door openings in Lafayette ranch homes are rarely the size the manufacturer assumes. We check for racked frames from seasonal clay soil movement, which is common in neighborhoods like Burton Valley and Happy Valley. Then we spec the door, the glass package, the hardware, and the flashing. You approve a written price. Then we order and schedule.
Why “Just Swapping the Door” Rarely Works
Older Lafayette homes, especially the late-mid-century builds, have 2×4 jamb depths that don’t match modern pre-hung units. Forcing a standard jamb into that opening means cutting, shimming, and re-casing. We account for that labor up front. Contractors who don’t are the ones who hand you a change order after the drywall’s already open.
Door Frame Repair in Lafayette
Door frame repair in Lafayette is often the smarter fix when the slab is fine but the jamb, brick mould, or sill is failing. Water intrusion at the bottom corners is the most common culprit we see in this area. A rotted jamb repair, new sill pan, and re-flashing on a Lafayette home runs $600 – $1,800. If the frame has shifted from soil movement and the door no longer latches, expect $900 – $2,200 to reset the jamb, re-level the threshold, and re-seal. We’ll tell you honestly if repair makes sense instead of replacement.
When to Repair vs. When to Replace
If the frame wood is solid and the problem is a sagging hinge or a worn weather strip, repair makes sense. A hundred dollars in labor beats a four-thousand-dollar door. But if there’s rot extending more than a few inches up the jamb legs or water damage behind the brick mould, you’re buying time, not fixing the problem. We’ll show you photos of what we find before we recommend anything.
Frame Issues Unique to Lafayette Soil
Lafayette sits on expansive clay, and it moves. In dry summers, the soil contracts and brick veneer can pull away from the jamb. After winter rains, it swells and pushes back. That cycle racks door frames over time, which is why a door that latched fine in July sticks in February. We shim and anchor frames to account for that movement, and we always check the rough opening’s level and square before ordering a new door.
Trusted Brands We Service in Lafayette
We install and service doors from PGT, Therma-Tru, and ViewLux, and we keep a local stock of common parts for Lafayette door jobs. When a customer near Moraga Road needs a replacement threshold or new weather stripping for a Therma-Tru unit, we don’t want them waiting a week for a part to ship. For fire-zone jobs, we lean on PGT and ViewLux laminated glass packages that meet the ember-resistance standard the Lafayette hills demand. Your written estimate names the exact brand, model, and glass package before you commit.
Common Door Replacement Problems We See in Lafayette Homes
- Fire-zone glass mistakes. Standard impact-rated glazing doesn’t meet what Contra Costa County and insurance reviewers want in the high fire-severity zone. The fix is laminated glass with an interlayer that resists radiant heat and embers. We see this missed all the time.
- Mismatched jamb depths on older builds. Houses built in the 1950s and ’60s with 2×4 framing don’t fit modern pre-hung doors without modification. Quoting the door without the frame labor is how homeowners get surprise invoices.
- Racked frames from clay soil. Lafayette’s soil expands and contracts with the seasons. A door installed without checking the opening’s level and square will bind in one season and draft in another.
- Slab replacement without fixing the rough opening. Replacing the door but leaving a crooked opening or rotted sill wastes the new door. The water and air intrusion just return, usually within the first rainy season.
Pricing for Door Replacement in Lafayette, CA
A full exterior door replacement in Lafayette, including a new pre-hung unit, standard glazing, hardware, and trim, runs $1,400 – $4,800. Add $800 – $2,200 when the job requires a laminated glass package for fire-zone compliance. Frame repair work, like a new sill pan or jamb legs, adds $600 – $1,800. The permit through Contra Costa County typically runs another $150 – $400 depending on scope. What moves the price most: the glass package, the frame condition, and whether we’re matching an existing door to preserve the home’s look. Every estimate is written, line-itemed, and fixed before we order anything. Call (682) 281-2168 to schedule your free measurement.
We Also Serve Cities Near Lafayette
Beyond Lafayette, we run door replacement crews regularly to Walnut Creek, Orinda, Moraga, and Pleasant Hill. Same written-price rule, same 365-Day Done Right Promise, same local dispatch from the San Francisco Bay Area office. If you’re just over the Lafayette line off Mount Diablo Boulevard or Camino Pablo, we’ve got you covered.
Serving Lafayette, CA - Our Local Coverage Area
We’re based in the Lafayette 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 Door Replacement in Lafayette
Yes, in most cases. Lafayette enforces Contra Costa County building codes, and an exterior door swap that changes the opening size, framing, or glazing requires a permit. A same-size door swap in an existing frame sometimes does not, but if the jamb is replaced or fire-zone glazing is specified, you’ll need one. We pull the permit, schedule the inspection, and confirm the final sign-off. Call (682) 281-2168 and we’ll tell you what your specific project needs.
A standard entry door in Lafayette runs $1,400 – $3,200 installed. An impact-rated door with laminated glass, the kind that satisfies fire-zone reviewers in the Lafayette hills, runs $3,200 – $9,000 depending on glass package and frame. The glass is the largest cost driver. You also gain insurance-credit documentation with the fire-rated glazing, which some Lafayette homeowners use to offset the premium over a few years. Ask us for both numbers on your written estimate.
From measurement to final walkthrough, most Lafayette door replacements land in the 1 – 3 week range. Custom doors with laminated fire-zone glass take longer to order. The on-site install itself is usually one day for a straightforward entry door, or two days if we’re re-framing the opening and doing significant brick mould or stucco repair. We give you a calendar with the written estimate, and the Relay Visibility Guarantee means you track the live arrival time, not a four-hour window.
Yes, and sometimes that’s the right call. If the slab is solid and the failure is localized rot or a sagging jamb, frame repair in Lafayette runs $600 – $1,800 and can extend the door’s life by years. If water has been getting behind the brick mould or the frame is racked from soil movement, a full replacement with new flashing and a sill pan is probably the better investment. We’ll show you what the wood looks like when we open it up, before you spend a dollar more. Get your free assessment at (682) 281-2168.
Ask for a written line-item price, not a verbal ballpark. Ask whether the glazing meets Contra Costa County’s fire-zone requirement for laminated glass interlayer. Ask if the quote includes the permit, the flashing, and the sill pan, not just the door. Ask how long the labor warranty runs. Our answer on every one of those is in writing, including the 365-Day Done Right Promise that covers parts and labor for a year. Call (682) 281-2168 for your written estimate.
Written by Sean Mackey, Owner at Juniper Windows & Doors, serving Lafayette since 2001.