Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Fast, Reliable Bathroom Remodeling Across Cupertino
A full bathroom remodel in Cupertino typically runs $9,000-$28,000, with most projects scheduled after a written price and scope are locked in place. We’re Rowan Construction Group, and our crews work Cupertino regularly - from Monta Vista ranches off McClellan Road to the garden-gate neighborhoods near Homestead High School. Call (650) 446-9092 to schedule your free estimate.
We’ve been in enough Cupertino bathrooms to know the pattern: original 1955-1975 slab-on-grade subfloor, 2×4 framing, maybe aluminum wiring in the oldest ones, and a layout that made sense when the house was built but doesn’t now. The land here appraises above $2M in most neighborhoods, so homeowners aren’t asking whether to remodel - they’re asking how to get designer-grade finishes without the builder-grade surprises. That’s where our Bathroom Remodeling team starts: with a written price, a written scope, and a documented photo record before anyone touches a fixture.
Why Rowan Construction Group Palo Alto Is Cupertino’s Preferred Bathroom Remodeling Company
We’ve delivered 4,000-plus projects since 2007, every one with a written price before work started. Cupertino customers find us through referrals from designers and architects who’ve learned that our quotes don’t balloon. Our 365-Day Done Right Promise is printed on every contract, backed by The Haven Standard terms page, not an asterisk.
Our crews know the local conditions. In western Cupertino near Stevens Creek and Inspiration Heights, Wildland-Urban Interface fire hazard rules trigger WUI requirements that don’t apply in flatter Santa Clara Valley cities. We’ve handled the Class A material specs, ember-resistant vent details, and non-combustible cladding approvals that Cupertino’s planning department enforces. That familiarity saves permit time and prevents inspection failures.
Dispatch and scheduling are coordinated from our San Francisco Bay Area office, but the crew that arrives at your Cupertino home is background-checked, uniformed, and carrying a documented photo record system as standard. A live person answers calls 24/7. No voicemail trees, no “we’ll call you back tomorrow.”
We also offer a Free Second Opinion on any written estimate - bring a competitor’s quote and we’ll review it line by line at no charge. Most Cupertino homeowners who take us up on it find line items they didn’t know were inflated or scopes that don’t match the price.
Our Bathroom Remodeling Services in Cupertino

Full Bathroom Remodeling
A full bathroom remodel in Cupertino means working within constraints that shape nearly every decision. The 45% lot-coverage cap and tiered height limits in Monta Vista and surrounding neighborhoods often prevent footprint expansion, so value gets pushed into vertical space and finish quality instead. We quote these projects flat, in writing, before ordering any long-lead items. Typical range: $9,000-$28,000.

Walk-In Showers & Shower Remodeling
Walk-in shower installation in Cupertino runs $4,500-$12,000. The variable is rarely labor - it’s the lead time on frameless glass enclosures and custom tile layouts. In a 5×8 ranch bath, which is the standard footprint across Cupertino’s 1960s stock, we often remove a tub to gain a 36×60 curbless shower with a linear drain. But we also keep tubs when the household needs both. The scope drives the price, and the price is written before we order glass.

Tub-to-Shower Conversion
Converting a tub to a shower in Cupertino costs $3,500-$10,000. The hidden issue in these ranches is the slab-on-grade subfloor: it’s rarely flat enough for large-format tile without self-leveling underlayment, and skipping that step causes lippage and cracked grout within two years. We check with a laser level during rough-in and document the reading in your photo record. No surprises at final walk-through.

Vanities, Tile & Fixtures
This is where Cupertino budgets concentrate. Custom vanities and Cambria slabs run 8-12 weeks lead time, and ordering before the scope is locked in writing resets the entire draw schedule. We source from fifty-plus vetted brands - Kohler and Toto fixtures, Cambria and Caesarstone surfaces - and the quote reflects actual vendor pricing, not inflated allowances. Vanity installation alone: $800-$3,000. Full tile and fixture packages scale with square footage and pattern complexity.

Frameless Glass Shower Enclosures
Frameless glass is standard in Cupertino’s high-end work, not an upgrade. We spec 3/8-inch tempered with brushed nickel or matte black hardware, measured after tile set so the panels fit without shims. Lead time is typically 3-4 weeks from template to install. We don’t template until the tile is complete and the price is fixed - that’s Clause 1 of The Haven Standard.

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.
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AfterTrusted Brands We Service in Cupertino
We maintain sourcing relationships with fifty-plus vetted brands so our written quotes carry honest numbers. For Cupertino bathroom work, that means Kohler and Toto fixtures, Cambria and Caesarstone countertops, and KraftMaid or Wellborn cabinetry. We don’t spec builder-grade and mark it up - we quote what the project actually needs, with brand names named and model numbers listed in the scope document. When a Monta Vista homeowner wants a specific Kohler undermount tub or a Cambria Brittanicca vanity top, we source it direct and pass through the pricing we get. No mystery allowances, no “or equivalent” substitutions you didn’t approve.
Common Bathroom Remodeling Problems We See in Cupertino Homes

- Ordering custom cabinetry before the scope is locked. Cambria slabs and KraftMaid custom vanities run 8-12 weeks in Cupertino’s supply chain. A mid-stream change order resets the draw schedule and pushes your finish date by months. We write the full scope and price before placing any orders.
- Assuming the original slab-on-grade subfloor is flat enough for large-format tile. In 1960s ranch homes off McClellan Road or near Homestead High School, the slab often deviates 1/4 inch or more across a 5×8 bath. We laser-check during rough-in and specify self-leveling underlayment when needed. Skipping this step causes lippage and grout failure within two years.
- Treating WUI requirements as a check-the-box item. Western Cupertino neighborhoods near Stevens Creek and Inspiration Heights fall within California’s Wildland-Urban Interface fire hazard zones. Class A roofing materials, ember-resistant vents, and non-combustible exterior cladding can trigger plan revisions that stall permits and blow inspection windows. We verify WUI status before submitting plans.
- Expecting to add square footage in a lot-coverage-constrained neighborhood. Cupertino’s 45% lot-coverage cap and tiered height limits often prevent bathroom expansion. We design for the footprint you have, pushing value into custom millwork, frameless glass, and vertical storage rather than square footage that won’t be permitted.
Pricing for Bathroom Remodeling in Cupertino, CA
Here’s what bathroom remodeling costs in Cupertino’s current market. Every project is quoted flat, in writing, before work begins - no “call for a quote,” no open-ended allowances.
| Service | Price Range in Cupertino |
|---|---|
| Bathroom Remodel | $9,000-$28,000 |
| Small Bathroom Remodel | $5,000-$12,000 |
| Walk-In Shower Installation | $4,500-$12,000 |
| Tub-to-Shower Conversion | $3,500-$10,000 |
| Bathroom Vanity Installation | $800-$3,000 |
What moves the number: finish grade (builder-grade vs. designer), fixture brand and lead time, whether the subfloor needs self-leveling, and any WUI-triggered material upgrades. We itemize every line in the written quote. No change proceeds without a signed change order - that’s the administrative discipline that has kept our projects within a few percent of the agreed price across 4,000-plus jobs. Call (650) 446-9092 for your free estimate.
We Also Serve Cities Near Cupertino

Our crews work throughout the South Bay. If you’re in Cupertino or nearby - Sunnyvale, Mountain View, Santa Clara, Campbell - the same flat-price quoting, documented photo record, and 365-Day Done Right Promise apply. Each city has its own permit workflow and housing stock quirks, and we adjust the scope accordingly.
Serving Cupertino, CA - Our Local Coverage Area
We’re based in the Cupertino 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 Cupertino

Yes. Cupertino requires a permit for any plumbing fixture replacement, electrical work, or wall modification, even if the layout stays identical. The only exceptions are purely cosmetic changes - paint, flooring over existing subfloor, or hardware swaps with no plumbing alteration. We pull the permit as part of our scope and schedule inspections so you don’t coordinate with the city. Call (650) 446-9092 and we’ll confirm what your specific project triggers.
Custom vanities from KraftMaid or Wellborn run 8-10 weeks; Cambria slabs run 10-12 weeks from template to fabrication to delivery. These lead times, not labor, set the calendar on high-end Cupertino work. We lock the scope and price before ordering anything, because a mid-stream change resets the entire schedule. Call (650) 446-9092 to timeline your project.
Usually not without removing another fixture or borrowing space from an adjacent closet or bedroom. A standard 5×8 bath has about 40 square feet of usable floor space after code-required clearances. We’ve fit both in slightly larger footprints by using a 54-inch tub and a 32-inch shower, but the compromise on both is tight. We measure during the free estimate and show you the layout options in the written scope. Call (650) 446-9092 to see what your specific space allows.
Western Cupertino neighborhoods in the Wildland-Urban Interface must use Class A fire-rated materials, ember-resistant vents, and non-combustible exterior cladding on any project that touches the building envelope. A bathroom remodel can trigger these if it involves exterior wall modification, roof penetration for venting, or window replacement. We verify WUI status before submitting plans and spec compliant materials from the start. Call (650) 446-9092 and we’ll check your property’s hazard zone classification.
No work proceeds on a change until the change order is signed - that’s Clause 1 of The Haven Standard. The change order includes the revised scope, the revised price, and the revised timeline. Both parties sign before any additional labor or material is ordered. This discipline is why our projects finish within a few percent of the original agreed price. Call (650) 446-9092 to start with a written quote that won’t drift.
Written by Grant Rowan, Owner at Rowan Construction Group, serving Cupertino since 2007.







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