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 Hollister
Window replacement in Hollister typically costs $400-$1,200 for a standard insert window and $900-$2,500 per opening for a full-frame replacement with insulation and new interior trim. If you live in the 95023 ZIP code, our crews work here every week and can usually schedule your free estimate within a few days, with most jobs completed in a single visit. Call (888) 635-0804 and a live person answers. No phone tree, no callback form, no waiting on hold while someone in another state punches keys.
Hollister is different from Gilroy or Salinas, and it’s not just the heat. It’s the ground. More on that below, because it changes how window work gets quoted and how it gets done.
Why TruePane Windows & Doors Is Hollister’s Preferred Window Replacement Company
We’ve worked on enough Hollister homes to know what to expect before the pry bar comes out. The Calaveras Fault runs straight through this town, and it doesn’t sit still. It creeps, slowly, year after year. That movement racks framing out of square in ways you don’t see in neighboring cities. When we measure a rough opening in Hollister, we don’t assume it’s plumb. We check it twice, then check it again. That habit saves our customers from binding sashes and leaking jambs six months after install.
Dale Kessler founded TruePane in 2008 out of a glazier’s principle: if the pane isn’t true, the job isn’t done. We carry that rule onto every Hollister job site, whether it’s a 1920s craftsman near downtown or a 2000s tract home on the east side. Our Window Replacement crews are background-checked, uniformed, and trained to treat your home the way they’d treat their own mother’s.
We’re authorized installers for more than a dozen manufacturer lines, including, PGT, and CGI. That matters because we can show you side-by-side quotes on paper, not push one brand because it’s what’s in the truck. And before we leave your driveway, both warranty layers are registered in writing with the manufacturer, with durations stated. That’s The Keystone Standard, and every job gets it.
Our Window Replacement Services in Hollister
Full Frame Replacement
Full frame replacement in Hollister is not a casual job, because of the fault. We remove the entire existing window down to the rough opening, inspect the framing, and square it before the new unit goes in. On a 1920s craftsman near downtown, our crew found the double-hung rough opening had drifted over an inch out of plumb from decades of fault creep. We sistered new framing members, squared the jamb, and installed a Milgard full-frame replacement with low-E glass and argon fill, then flashed the perimeter with butyl tape before trimming. No more drafts, no more sticking sash. That’s the difference between a window that’s installed and a window that’s done right.

Insert Window Replacement
Insert replacement, sometimes called a pocket window, fits a new unit inside the existing frame. It’s faster and less expensive, and for many newer Hollister production homes built in the 1990s and 2000s, it’s the right call. But we won’t recommend an insert on an opening that’s out of square. A binding double-hung or a casement that won’t seat properly is a sign the frame itself has moved. We’ll tell you straight whether the opening can take an insert or needs the full treatment.

Storm Window Replacement
Storm windows make sense for older Hollister houses that still have single-pane sashes and original wood frames. They add a dead air layer that cuts drafts and condensation without changing the look of the house. For historic downtown homes where the street-facing elevation needs to stay period-correct, storm windows are often the cleanest fix. We measure and install them to seat tight against the sill, accounting for the slight out-of-square that older frames pick up over time.

Energy-Efficient Upgrade
Hollister summers push past 100°F on a regular basis, and west-facing walls take the worst of it. Vinyl frames expand in that heat, and repeated thermal cycling is what kills seals and fogs insulated glass. A proper energy upgrade starts with choosing the right glass package for the orientation of each wall. Low-E coatings, argon fill, and the right frame material matter more here than they do in Monterey, where the fog keeps things mild. We’ll walk you through the options on paper, side by side, so you can see the cost difference and the performance difference before you spend a dollar.

Historic Window Restoration
Some Hollister homes near the historic downtown core should not be gutted of their original windows. Wood sashes with real divided lites are part of the house’s value. We restore what’s restorable: removing failed glazing compound, repairing rotten sash stiles, replacing broken counterweight chains, and installing new glass that matches the original thickness. Where full replacement is the only honest option, we can source wood-frame units that respect the architecture. Our crews know how downtown Hollister’s older building stock behaves, and we approach every historic job with a lighter touch.

What happens when you call
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A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Hollister
We install and service windows from PGT, CGI, CWS, Andersen, Marvin, Milgard, and Pella. If you have a PGT or CGI window from a previous install, we can match the line and keep the warranty intact. We carry common parts and hardware for these brands on our trucks, which means fewer return trips for Hollister customers. When you call us at (888) 635-0804, you can ask for the exact manufacturer line you want and we’ll give you straight answers about availability and lead time.
Common Window Replacement Problems We See in Hollister Homes
- Out-of-plumb rough openings from fault creep. New double-hung sashes bind at the jamb or leak at the corner within months because the opening itself has shifted. We check every rough opening with a long level and square before ordering glass.
- Seal failure and fogged insulated glass on west-facing walls. Summer highs in Hollister regularly hit 100°F or more, and vinyl frames on the afternoon-sun side expand and contract hard. That stress kills seals. A fogged unit is not a cleaning problem; it’s a failed seal, and it means new glass.
- Wood-frame rot on older homes. Winter valley fog hangs over Hollister and condensation cycles moisture into aging wood sills and sash frames. Rotted sills often hide behind intact paint. We probe suspect wood with an awl before quoting, so the quote reflects what’s actually there.
- Flashing failures on tight lots with shared walls. Homes built close together on narrow downtown lots leave little room for error at the siding line. Improper flashing tape or missing party-wall dampening leads to water intrusion and neighbor complaints. We flash every perimeter, every time, and check the drainage path before the trim goes back on.
Pricing for Window Replacement in Hollister, CA
Here’s what window replacement actually costs in Hollister right now. A standard vinyl insert window runs $400-$1,200 installed, depending on size and glass package. A full-frame replacement with new insulation, flashing, and interior trim runs $900-$2,500 per opening. Storm windows typically land between $250 and $700 each. Historic wood restoration work is quoted by the opening after we see the sash condition, but expect $600-$1,800 per window for a proper repair rather than a swap. A full-house energy upgrade on a 1990s tract home, say 10 to 14 openings, usually falls in the $12,000-$28,000 range depending on manufacturer line and frame material.
What moves the price in Hollister more than anything is the framing. If fault creep has racked your openings out of square, the quote includes sistering, squaring, and re-flashing, and that costs more than a clean insert. We show you the line items on paper before you sign anything. No surprise charges on the back end. Call (888) 635-0804 for a free estimate, and we’ll put numbers on paper specific to your house.
We Also Serve Cities Near Hollister
TruePane covers Hollister, Gilroy, Salinas, San Martin, and Castroville from our Bay Area dispatch office, and our crews travel to Hollister regularly. If you’re in a neighboring city and your window frames are racked out of square the way they are near the fault trace, call us. The same crew, the same standard, the same phone number: (888) 635-0804.
Serving Hollister, CA - Our Local Coverage Area
We’re based in the Hollister 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 - Window Replacement in Hollister
Many Hollister homes do need some reframing, especially older houses near the Calaveras Fault trace and anywhere the ground has crept over decades. We don’t know until we measure and level each opening, but if the frame is out of plumb, putting a new window in a racked opening just means a binding sash and a leak within a year. We’ll show you the measurements before you commit to the extra framing work. Call (888) 635-0804 and we’ll level-check your openings during the free estimate.
In most cases, yes. Insert replacements on standard double-hung or slider openings usually take a few hours and don’t require scaffolding or major demo. We park tightly, keep walkways clear, and work within Hollister’s noise hours. On very narrow lots with shared walls, we coordinate access so we’re not blocking a neighbor’s driveway or gate. The site access constraints are part of the estimate, so we’ll flag anything unusual before work starts. Call (888) 635-0804 to schedule a free walkthrough.
Fogged glass means the seal between the panes has failed and the insulating gas has escaped. You can replace just the insulated glass unit sometimes, but if the frame itself is warped from Hollister’s heat cycling or out of square from fault creep, a glass swap won’t fix the underlying problem and the new unit may fail the same way. We’ll tell you whether the sash and frame are sound enough for a glass-only repair or whether a full-frame replacement is the honest fix. Either way, the quote is free: (888) 635-0804.
For west-facing walls in Hollister, we typically recommend a low-E glass package with argon fill and a frame material that handles thermal expansion well, like fiberglass or a reinforced vinyl. Standard builder-grade vinyl softens and warps under repeated 100°F summers, which is exactly why so many Hollister homes develop fogged west-facing units. We quote manufacturer lines side by side on paper so you can see the difference in U-factor, SHGC, and price before you decide.
Older Hollister homes in and around the historic downtown core may require design review or a historic preservation approval before visible front-facing windows can be changed. The rules vary by property and district. We can help you determine whether your job needs review and prepare the documents, but we don’t cut corners to skip a required permit. We’d rather pull the permit and pass the inspection than leave you with an unpermitted window you have to disclose when you sell. Call (888) 635-0804 and we’ll walk you through what applies to your house.
Working a Tight Hollister Lot Without Making Enemies
Most Hollister home sites are not generous. Downtown lots are narrow, driveways are short, and the neighbor’s wall is sometimes six feet from your foundation. That changes how window work gets done. Staging happens on the street or in a single driveway, not spilled across a shared walkway. We pack out debris the same day, not left in a pile by the fence. Working hours follow local noise rules, and when a job touches a shared wall, we talk to the neighbor before we start if access to their side is needed. It costs nothing to be courteous, and it keeps the job moving.
Access also affects the quote. If we can’t get a ladder or a panel carrier down the side of the house, that changes the labor. If a second-story window requires a lift because the lot falls away at the back, that changes the labor too. We factor all of it into the line-item estimate before you sign, not after. That’s a square deal, and that’s how we work in Hollister.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving Hollister and the surrounding San Benito County area with the firm rule that if the pane is not true, the job is not done.



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