Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Fast, Reliable Bathroom Remodeling Across Moraga
A bathroom remodel in Moraga typically runs $9,000 – $28,000 depending on scope, with tub-to-shower conversions falling between $3,500 and $10,000 and small bathroom remodels starting around $5,000. Most full remodels take two to four weeks once permits clear. The number on your contract is the number on your invoice. We write it down before we pull a single tile.
We work throughout Moraga every week – from Sanders Ranch to Rheem Valley to the hillside streets off Moraga Road and Camino Pablo. Our crews know what’s behind the walls in these 1950s through 1980s ranch and split-level homes because we’ve opened enough of them. If you’re planning a Bathroom Remodeling project, call (936) 259-2607 and we’ll walk through what your specific house is likely to throw at us.
Key Takeaways
- Moraga bathroom remodels run $9,000 – $28,000; tub-to-shower conversions are $3,500 – $10,000.
- Every job gets a written price and a written 365-Day Done Right Promise before work starts.
- Moraga’s fire-zone codes and clay soils can trigger geotechnical review even on interior remodels – we plan for it in the quote.
- A live person answers our phone 24/7. No voicemail maze.
Why Penhallow Remodeling Is Moraga’s Preferred Bathroom Remodeling Company
Moraga homeowners have a specific reason they call us: the quote holds. Trevor Nash established a simple rule for every Penhallow project – a written price before any work starts, a real arrival window, and a 365-Day Done Right Promise that says if the work fails inside a year, we come back and fix it at no charge. That promise is written into every contract we sign in Moraga.
Our technicians are background-checked and uniformed on every job. You’ll know exactly who’s walking into your home, and they’ll show up in the window we gave you. When you call, a live person answers – not an answering service, not a callback request. That matters when you’re three weeks into a remodel and have a question about the plumbing rough-in.
We’ve remodeled bathrooms throughout Moraga, including homes in Sanders Ranch, Rheem Valley, and the neighborhoods around Campolindo High School. The local plan check process is familiar ground for us. We understand what the town’s building department asks for and we write allowances into the contract so you’re not financing surprises.
Why Most Bathroom Quotes in Moraga Move After Demo Day
Here’s the thing about remodeling a bathroom in Moraga that most contractors won’t tell you until it’s too late: the town’s Very High Fire Hazard Severity Zone designation and its expansive clay soils mean even an interior remodel can trigger requirements you didn’t see coming. If your scope touches an exterior wall, adds a vent, or replaces a window, the plan checker may require ignition-resistant materials and detailing. If your hillside lot needs any slab or foundation work – even a small plumbing trench – the town routinely asks for a licensed geotechnical report and engineered drawings before a permit is issued. That’s standard operating procedure here, and it’s a step flatland neighbors in Walnut Creek rarely face.
Then there’s what’s behind the walls. Most Moraga homes were built from the late 1950s through the 1980s. That means galvanized supply lines, original waterproofing that failed a decade ago, and framing that was undersized by today’s code. We open walls in these houses expecting to find something. So our process is built around it: we inspect first, write real allowances into the contract, and any change order gets priced and approved in writing before we touch it. You’ll never get a verbal “this is going to cost a bit more” mid-demolition.
In the Sanders Ranch area, our crew opened the walls of a 1970s split-level bath and found the original galvanized supply lines had been leaking behind the shower valve, rotting the subfloor and the bottom plate of a load-bearing wall. We stopped work, documented the damage with photos, and wrote a change order for the framing repair, new rough-in, and upgraded waterproofing before we set a single tile. The client approved it in writing the same day, and the project still passed inspection sign-off on the first try. That’s how we manage Moraga bathrooms – eyes open, numbers written down, no surprises delivered as bad news.
Tub to Shower Conversion in Moraga
A Tub to Shower Conversion in Moraga replaces an existing bathtub with a walk-in shower, which is the single most requested bathroom change we handle in the town’s aging ranch and split-level homes. Homeowners make the switch because a low-threshold shower is easier to use daily than stepping over a tub wall, and because the original tub surround in a 1960s or 1970s Moraga bathroom is usually hiding water damage behind failing grout. A tub-to-shower conversion in Moraga runs $3,500 – $10,000 depending on whether we’re reusing the existing drain location, what waterproofing condition we find, and what finishes you choose.
What We Check Before We Quote
We look at the subfloor and framing under the tub before we write a number. In Moraga homes with expansive clay soil, water that seeped behind an old tub surround has often been soaking the subfloor for years. If the framing has rotted, the repair is an allowance in your quote, not a surprise change order. We also check the drain size – many older Moraga tubs were plumbed with 1.5-inch drains, but a shower needs a 2-inch drain by current code.
Fire-Zone Venting Requirements
If your conversion adds a new exhaust vent or changes an exterior wall, Moraga’s fire-zone rules can require ember-resistant vent covers and specific flashing details. We factor that into the permit package before we submit it. Missing this step is how projects fail final inspection and cost homeowners rework money. You shouldn’t have to learn about ignition-resistant requirements from a correction notice.
One Day Bath Remodel in Moraga
A One Day Bath Remodel in Moraga is a fast, contained refresh focused on the wet area – usually a new tub or shower base, new wall surround, new fixtures, and new trim – that fits when the bones of the bathroom are sound and you don’t want to live without one for weeks. If your tile is cracked, your grout is failing, or your tub has a worn finish but the framing and subfloor below are dry and solid, a one-day bath remodel is a practical option. This scope in Moraga typically runs $3,000 – $8,500 depending on what we find and what finish materials you select.
When One Day Makes Sense in Moraga
The best candidates are bathrooms in homes where the subfloor hasn’t been exposed to long-term moisture. In Moraga’s climate – hot, dry summers and a pronounced winter wet season – water that gets behind old tile doesn’t just evaporate. It soaks into the substrate and the framing. If we find that during the one-day scope, we stop, show you photos, and price the repair before proceeding. A one-day bath remodel is a real promise only when hidden conditions allow it.
What We Do During a One Day Remodel
We protect the path from your entry to the bathroom, remove the old tub or shower, inspect what’s underneath, install the new base and surround, set the new fixtures, and haul everything away. The job is covered by the same 365-Day Done Right Promise as a full remodel. If it’s not done right, we make it right – in writing.
Trusted Brands We Service in Moraga
We install products from trade brands we’re willing to guarantee our work alongside – Kohler and Moen fixtures, Cambria and Silestone countertops, and cabinetry from KraftMaid and Wellborn. We keep common replacement parts stocked in our Bay Area warehouse so Moraga customers aren’t waiting on a shipping delay for a valve or an escutcheon. For homeowners considering a broader upgrade while we’re already there, we’ve also worked with prefabricated ADU and addition systems from companies like Abodu and Cover, which can be a practical path when a Moraga lot slopes and conventional stick-built additions trigger more extensive geotech review. If a product fails under warranty, we coordinate the replacement – you’re not playing phone tag with a manufacturer.
Common Bathroom Remodeling Problems We See in Moraga Homes
- Failed waterproofing behind original tile. Homes built in Moraga’s original 1950s – 80s subdivisions often have tile set directly on drywall or green board with no moisture barrier. Two decades of wet-season humidity against the exterior wall, and the substrate behind the tile is mush. We find it in most full remodels of this vintage.
- Galvanized supply lines at the end of their life. The original steel pipes in these homes corrode from the inside, restricting flow and eventually leaking behind the shower valve where you can’t see it until we open the wall. Rust buildup is visible at the shutoff valves long before the leak shows up.
- Undersized or compromised framing under the tub. Years of small, slow leaks soften the subfloor and sometimes the bottom plate of a load-bearing wall. Because Moraga’s clay soils heave with the wet/dry cycle, any framing that’s already compromised breaks down faster against that seasonal movement.
- Exhaust fans vented where they shouldn’t be. Older Moraga bathrooms often vent into the attic instead of outside – moisture builds up, insulation gets damp, and mold follows. If the fan doesn’t terminate at an exterior vent, it’s a correction item we flag on day one, and the exterior termination has to meet Moraga’s ember-resistant standards.
Pricing for Bathroom Remodeling in Moraga, CA
A full bathroom remodel in Moraga runs $9,000 – $28,000. Small bathrooms start around $5,000 and go to $12,000. Tub-to-shower conversions are $3,500 – $10,000. Walk-in shower installation runs $4,500 – $12,000. Shower replacement alone is $3,000 – $8,500, and a bathroom vanity installation is $800 – $3,000. What moves the number: the condition behind the walls, whether you’re moving plumbing, what waterproofing is required, and what finishes you pick. Every quote includes written allowances for the hidden conditions Moraga homes are known for, so the final invoice matches the contract you signed.
| Bathroom Remodeling Scope | Moraga Price Range |
|---|---|
| Bathroom Remodel | $9,000 – $28,000 |
| Small Bathroom Remodel | $5,000 – $12,000 |
| Tub-to-Shower Conversion | $3,500 – $10,000 |
| Walk-In Shower Installation | $4,500 – $12,000 |
| Shower Replacement | $3,000 – $8,500 |
| Bathroom Vanity Installation | $800 – $3,000 |
Call (936) 259-2607 for a free estimate with a written price. The number you get is the number you pay.
We Also Serve Cities Near Moraga
Beyond Bathroom Remodeling in Moraga, our crews serve Orinda, Walnut Creek, Lafayette, and Alamo on a regular schedule. The fire-zone and clay-soil conditions vary noticeably within a few miles – a Lafayette hillside lot behaves differently than a flatland Walnut Creek slab – and we adjust our site review accordingly for each town.
Serving Moraga, CA - Our Local Coverage Area
We’re based in the Moraga 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 Bathroom Remodeling in Moraga
If your remodel touches the slab, foundation, or any grading – even a small plumbing trench on a hillside lot – Moraga’s building department routinely requires a licensed geotechnical report before issuing a permit. It’s a step many homeowners don’t see coming. We front-load this feasibility check into every quote so you know before demo day, not after plan check. Call (936) 259-2607 for an exact scope review – estimates are free.
Yes, when the scope touches exterior walls, adds a vent, or replaces a window. The town requires ignition-resistant construction details – ember-resistant vents, specific flashing, and sometimes multi-pane glazing – on any exterior penetration. We build those requirements into the permit package so your project passes final inspection the first time. If you’re unsure whether your project triggers it, call us and we’ll walk through the scope.
The most common findings are failed waterproofing behind original tile, galvanized supply lines leaking behind the shower valve, and subfloor or framing rot from years of slow moisture and the clay soil’s seasonal movement. Most 1950s – 80s Moraga bathrooms have at least one of these. Our quotes include written allowances for these conditions, so the price doesn’t move after we open the wall.
We stop work, document the condition with photos, and write a change order with a firm price. You approve it in writing before we proceed. Nothing gets touched that isn’t priced. It’s how we’ve run every Moraga project since Trevor Nash set the policy, and it’s why the invoice at the end matches the contract you signed at the start. Call (936) 259-2607 to discuss your project.
Yes, when the subfloor and framing beneath the existing tub or shower are dry and structurally sound. We inspect before we commit to the one-day scope. If we find moisture damage or framing movement tied to the clay soil, we stop, show you what we found, and price the repair as a written change order before continuing – which turns it into a slightly longer project, but one you’re never surprised by.
Get Your Moraga Bathroom Remodel Priced
If you’re ready to see what your bathroom actually looks like behind the tile, call (936) 259-2607 for a free estimate. A real person answers. We’ll schedule a walkthrough, review the scope against Moraga’s fire-zone and geotech requirements, and hand you a written price before anything gets torn out. Written price. Real arrival window. And a 365-Day Done Right Promise on every job we do in Moraga.
Written by Trevor Nash, Owner at Penhallow Remodeling, serving Moraga bathroom remodeling projects under The Kingswell Way since 2004.







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