Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Fast, Reliable Bathroom Remodeling Across Castaic
A full bathroom remodel in Castaic typically runs between $9,000 and $28,000, with smaller guest baths landing closer to $5,000-$12,000. The two factors that move your number most are whether you’re reconfiguring the plumbing footprint and what your walls reveal once the 1990s-era tile comes off. Castaic homes have a way of hiding surprises behind shower surrounds, and we’ve worked through enough of them on the hillside streets off Lake Hughes Road and the Parker Road corridor to quote you honestly up front. Call (877) 610-1318 and we’ll walk your bathroom together before any number goes on paper.
We’re Bathroom Remodeling as it ought to be done: a written scope, a written allowance sheet, and a change order on paper before anything changes. Tom Barrett put his name on this company in 1998, and his sons run crews across Castaic most weeks. When you call, a real person answers. When you sign, the permit gets pulled. When the inspector signs off, your job isn’t done until you say it’s done. That’s the whole arrangement.
Why Barrett & Sons Construction Is Castaic’s Preferred Bathroom Remodeling Company
Castaic isn’t Valencia. The lots are steeper, the pads are older, and the homes along Ridge Route Road, The Old Road, and the streets climbing toward Castaic Lake were built fast in a housing boom, and they’re now at the age where shower pans fail, grout lets go, and subfloors under toilets tell you things you didn’t want to know. We’ve opened enough of these walls to know what’s behind them before the sledgehammer moves. That’s not a brag; it’s just what 29 years of showing up in the same communities teaches you.
Our crews work in Castaic’s 91384 and 91310 zip codes every month. We know the homes off Hillcrest Parkway, the tract layouts down toward Castaic Elementary, and the canyon-edge properties where drainage matters as much as tile layout. When a customer on a hill off Lake Hughes Road calls about a shower that’s been leaking into the slab, we know what that means for the fill underneath. That’s local knowledge you can’t get from an out-of-town estimate mill.
Tom Barrett’s name, address, and license number are published for anyone to verify. Every bathroom remodel we take on includes permits pulled and inspections signed. That’s not optional with us. The inspector works for you, not for me, and that’s exactly why I like having him on the job.
Our Bathroom Remodeling Services in Castaic
Full Bathroom Remodeling
A full bathroom remodel in Castaic usually means gutting the room to studs, correcting whatever the original builder skipped, and rebuilding with materials that hold up to the heat and the hard water common in Santa Clarita Valley homes. We handle the demo, the plumbing, the electric, the tile, the vanity, the glass, and the finish work. One crew, one name on the door. Your written scope covers every one of those trades before we start, and if anything in the wall changes the plan, you get a written change order before we spend a dollar of your money.

Walk-In Showers & Shower Remodeling
Walk-in showers are the single most requested upgrade in Castaic bathrooms right now, especially in homes where the original tub-shower combo is worn out and the homeowner wants something they can use into their later years. A walk-in shower installation in Castaic typically runs $4,500-$12,000 depending on whether we’re converting an existing footprint or expanding it. Curbless entries, linear drains, and proper slope all have to work with your home’s existing slab and joist layout, and in hillside homes, that’s real work, not a swap-out.

Tub-to-Shower Conversion
A tub-to-shower conversion in Castaic runs $3,500-$10,000. The range depends mostly on whether the drain line needs to be relocated and whether the original tub was set into a cut-and-fill pad with slab movement issues. In the 1990s-era tract homes common around Castaic, we often find the original tub deck has settled slightly on the downhill side, which means the new shower pan has to be floated and leveled properly, not just dropped into place.

Vanities, Tile & Fixtures
Whether it’s a full remodel or a refresh, the vanity, the tile, and the fixtures are where your bathroom earns its look. Vanity installation in Castaic typically lands between $800 and $3,000, with tile work priced per square foot depending on whether you’re choosing porcelain, natural stone, or mosaic patterns. We bring samples to you, in your home, under your lighting, so you’re not guessing from a showroom in another city. The brands we carry are brands you can look up, and the installers are the sons and crews who carry our name.

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 Castaic
The materials in your bathroom should carry a name you can research. We install and service fixtures and surfaces from brands like Cambria for countertops and kraft-quality cabinetry lines that hold their doors straight through Castaic’s dry season. We keep relationships with local supply houses in the Santa Clarita Valley so parts and trim pieces arrive fast, not in two weeks from a warehouse in another state. If a faucet cartridge fails or a soft-close hinge needs replacing three years from now, the parts are still available, and the man who installed it will answer the phone.
Common Bathroom Remodeling Problems We See in Castaic Homes
- Grout and caulk failure from seasonal expansion. Castaic summers push well past 100°F, and winter nights get cold enough that 1990s-era tile assemblies expand and contract hard. We see failed grout lines and cracked corner caulk in bathrooms all over the 91384 area, and the fix usually starts with removing the old grout and re-setting tile with modern flexible adhesives rated for temperature swing.
- Hillside slab movement under the bathroom floor. On the steeper streets off Lake Hughes Road and Ridge Route Road, we regularly find diagonal cracking running from door and window corners on the downhill side of homes. It’s the signature of differential settlement between the cut and fill portions of 1990s-era graded pads. That movement often shows up first in the bathroom because it’s the smallest, most rigid room in the house.
- Original builder-grade shower pans that are done. The tract homes built in Castaic in the 1990s and early 2000s often shipped with fiberglass or thin acrylic shower pans that were never meant to last 25 years. By now, many have cracked or worn through. A shower replacement in Castaic runs $3,000-$8,500, and it’s a job we do often enough to have the process down to a single day of demolition and a clean, tight install.
- Ventilation that never worked properly. Bathrooms built in Castaic’s boom years often had undersized exhaust fans or none at all. In a climate where a hot shower meets 105°F summer air, that means peeling paint, rusted fixtures, and mold behind the vanity. We address ventilation as part of every full remodel, and we’ll tell you plainly if your fan is just recirculating damp air instead of moving it outside.
Pricing for Bathroom Remodeling in Castaic, CA
The honest numbers are these: a small bathroom remodel in Castaic runs $5,000-$12,000. A full bathroom remodel runs $9,000-$28,000. Walk-in shower installation runs $4,500-$12,000. Tub-to-shower conversion runs $3,500-$10,000. Vanity installation runs $800-$3,000. A shower replacement runs $3,000-$8,500.
What moves your number: whether walls move, whether the plumbing stack needs rework, what the subfloor looks like once the old floor comes up, and what level of tile and glass you choose. We do not bid low and bill high. Your estimate is line-itemed. Your allowances are written. If a change comes up mid-job, you’ll see it on paper and sign it before we proceed. The price you sign is the price you pay; the allowance that isn’t on paper is a surprise waiting for a date.
We also honor four standing offers for Castaic customers: $40 off any repair over $200, a free second opinion on any written estimate, no trip charge inside the county, and a permanent 10% discount for seniors and veterans. Call (877) 610-1318 for a free, written estimate.
We Also Serve Cities Near Castaic
Our crews work across the northern Santa Clarita Valley, and most of our Castaic customers come from or refer us to neighbors in Bathroom Remodeling in Castaic and the surrounding communities. We regularly serve Valencia, Santa Clarita, Stevenson Ranch, and Chatsworth, and if your home is in one of those areas, the same written-scope, permits-pulled approach applies. You’ll also find us roofing homes and installing windows and doors across the same service area. If you need Roofing in Castaic or Windows & Doors in Castaic, that’s our crew too.
Serving Castaic, CA - Our Local Coverage Area
We’re based in the Castaic 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 - Bathroom Remodeling in Castaic
We schedule estimates in Castaic within a few business days of your call, and in many cases we can be there sooner. Tom Barrett coordinates scheduling from our Los Angeles office, but the crews serving Castaic work locally and know the roads. No trip charge inside the county. Call (877) 610-1318 and we’ll set a time that works for you.
Yes. We work in both Castaic zip codes, 91384 and 91310, including the streets off Lake Hughes Road, Ridge Route Road, Hillcrest Parkway, and the neighborhoods around Castaic Lake. Hillside lots with retaining walls and settled fill are not a problem for us; they’re the reason this company exists. If your home is on a cut-and-fill pad, we’ll account for that in the estimate, not discover it halfway through.
Yes, and a live person answers our phone around the clock. If a supply line bursts or a toilet flange has failed and water is moving where it shouldn’t, call (877) 610-1318. We’ll talk you through shutting off the water, then get a crew to you as fast as the roads allow. We also honor a $40 discount on any repair over $200.
Not meaningfully. The labor and material costs are similar across the Santa Clarita Valley. What changes from one home to the next is the condition of the underlying structure, and Castaic’s hillside lots do present more slab-settlement work than the flatter parts of Valencia. Expect the same range: $9,000-$28,000 for a full remodel. Your exact number comes from your walls, your floor, and your choices, all of which we’ll put on paper in your estimate.
Every bathroom remodel we complete carries the 90-Day Done Right Promise, written on the contract in plain English. If something isn’t done right in the 90 days after we finish, Tom Barrett comes back and makes it right, one call. We also pass through the manufacturer warranties on every fixture, valve, and surface we install, so you’re covered on materials as well as workmanship. For the full story on the promise and how we honor it, call (877) 610-1318.
Written by Tom Barrett, Owner at Barrett & Sons Construction, serving Castaic and the Santa Clarita Valley since 1998.







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