Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Fast, Reliable Bathroom Remodeling Across Downey
A full bathroom remodel in Downey typically runs $9,000-$28,000, with most projects quoted and started within two weeks of the first site visit. We dispatch crews to Downey from our Los Angeles office, and we’ve worked the 1950s ranch tracts from Brookshire Avenue to Lakewood Boulevard long enough to know what hides behind those original stucco walls. Call (424) 567-7009 to schedule your free estimate - we’ll bring a written price, not a sales pitch.
Why Rowan Construction Group Long Beach Is Downey’s Preferred Bathroom Remodeling Company
We’ve delivered bathroom remodels across Downey’s aerospace-era neighborhoods since 2007, and our documented photo record from every visit is standard - not an upgrade. Our crews know the difference between a cosmetic refresh and a slab-heave job before the first tile comes up. Downey homeowners who bought into those 1948-1968 ranch tracts are hitting the same renovation cycle simultaneously, and we’ve scoped enough of them to quote accurately the first time. Under Clause 1 of The Haven Standard, the price is written before anyone starts; no change proceeds without a signed change order. That’s how we’ve kept 4,000-plus projects within a few percent of the agreed number. A live person answers our phones 24/7, and every technician who arrives at your Downey home is background-checked, uniformed, and verified before they cross your threshold.
Our Bathroom Remodeling Services in Downey

Full Bathroom Remodeling
A full gut in a Downey ranch means we often find post-and-beam framing, uninsulated exterior walls, and single-pane aluminum windows that need addressing before the Kohler or Toto fixtures go in. Our Bathroom Remodeling team scopes structural assessment, permit pulling, and rough-in inspection into every written quote - because skipping these steps on a 60-year-old slab is how projects double in cost.

Walk-In Showers & Shower Remodeling
Walk-in shower installation in Downey runs $4,500-$12,000. We emphasize this sub-service because so many Downey ranches have original tubs in cramped hall baths that owners want opened up. The catch: that tub drain may sit on a slab that’s heaved three-quarters of an inch since 1956. We assess the substrate before demo, not after, and route the new drain with a proper rough-in so the pan sits level.

Tub-to-Shower Conversion
Tub-to-shower conversion in Downey is priced at $3,500-$10,000. The aerospace workers who built these homes weren’t planning for aging-in-place accessibility, so we frequently convert original cast-iron tubs to curbless or low-threshold showers. Every conversion includes LA County permit pulling and inspection sign-off on the drain and vent rough-in - unpermitted work surfaces at resale and kills deals in Downey’s competitive market.

Vanities, Tile & Fixtures
Vanity installation runs $800-$3,000 depending on whether we’re relocating plumbing on a slab. For tile, we specify crack-isolation membrane over any 1950s slab with documented movement - standard practice in our Downey jobs, not an upsell. We source Kohler, Toto, and other vetted brands at honest numbers because we maintain supplier relationships across fifty-plus lines, not two or three.

Small Bathroom Remodels
Small bathroom remodels in Downey start at $5,000 and top out around $12,000. These jobs demand more precision, not less - a 5×7 hall bath with uninsulated exterior walls and a heaved slab requires tighter scoping than a spacious master. We treat the small west-side baths with the same structural discipline as the large ones.

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 Downey
We maintain supplier depth across fifty-plus vetted brands so our written quotes carry honest numbers rather than inflated ones. For Downey bathrooms, that means Kohler and Toto fixtures, Cambria and Caesarstone countertops where vanities include stone, and KraftMaid or Wellborn cabinetry. We don’t stock showroom inventory - we source to spec, which keeps your price tied to material cost, not carrying cost. For exterior hardscape adjacent to bathroom additions or ADUs, we’ve installed Belgard and Techo-Bloc pavers on Downey properties where the old concrete driveway or patio needs replacement alongside the bath work. Every brand is named in the written scope, with model numbers where applicable, so you know exactly what you’re buying.
Common Bathroom Remodeling Problems We See in Downey Homes

- Slab heave under original baths. Downey’s west-side neighborhoods sit on expansive silty-clay soils that shift seasonally, and early-1950s slabs were poured with minimal rebar. We regularly find floors that have heaved half an inch or more - tile set directly over this cracks within a season without structural assessment and repair.
- Uninsulated exterior walls behind new tile. Those original stucco ranch walls have no insulation. Moisture and temperature differentials drive condensation behind new finishes. We scope insulation upgrades and vapor-barrier detailing into jobs where the wall assembly allows it.
- Unpermitted rough-in work from prior owners. Downey’s housing stock has changed hands repeatedly, and we’ve found drain and vent modifications that never saw inspection. We pull permits on every job and pass rough-in inspection before closing walls - non-negotiable under our license and your resale protection.
- Single-pane aluminum windows causing moisture load. Original windows in these ranches don’t manage humidity. We coordinate window replacement with bath remodels where the budget allows, solving the moisture source instead of chasing mold on the new drywall.
Pricing for Bathroom Remodeling in Downey, CA
Here are the line-item ranges for Bathroom Remodeling in Downey. Every number is a flat written price with scope and warranty, delivered before work starts.
| Service | Price Range in Downey |
|---|---|
| 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 |
| Shower Replacement | $3,000-$8,500 |
| Bathroom Vanity Installation | $800-$3,000 |
What moves a Downey job toward the top of the range: slab repair or partial replacement, relocation of drain lines on a post-tension or minimally-reinforced slab, structural assessment and engineering, permit expediting for occupied homes, and material upgrades to natural stone or custom cabinetry. What keeps it toward the bottom: keeping the existing footprint, working with the current drain location, and selecting from our standard vetted brands. We don’t quote until we’ve walked the site and, on west-side ranches, often until we’ve assessed slab conditions with a level and moisture meter. The 365-Day Done Right Promise applies at every price point - if it’s not done right, we make it right, backed by The Haven Standard, not a handshake.
We Also Serve Cities Near Downey

Our crews work the full corridor from Bell Gardens through Pico Rivera and Maywood to Cerritos, with the same written-price discipline and documented photo record on every visit. Dispatch and scheduling are coordinated from our Los Angeles office, but the trucks that roll to your job carry local knowledge of each city’s permitting quirks and housing stock.
Serving Downey, CA - Our Local Coverage Area
We’re based in the Downey 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 Downey

The slab is the reason. Downey’s aerospace-era ranches were built on expansive silty-clay soils with minimal rebar in the early pours, and after 60-70 years that slab has often heaved, cracked, or settled differentially. We assess this before quoting, scope structural repair when needed, and specify crack-isolation membrane and proper subfloor prep - steps that simply aren’t required on a 1990s slab-on-grade in Cerritos or a newer tract in Pico Rivera. Call (424) 567-7009 for a site-specific quote; estimates are free.
Yes. LA County requires permits for drain and vent modifications, valve replacement, and any wall demolition in a bathroom. We pull permits on every tub-to-shower conversion, pass rough-in inspection before closing walls, and deliver the signed-off documentation as part of your project record. Unpermitted work surfaces during resale and can trigger re-inspection requirements. Call (424) 567-7009 and we’ll walk you through the permit timeline for your specific Downey address.
Usually, yes, during the initial site visit. We bring a level, moisture meter, and experience from hundreds of Downey ranches. Hairline cracks in original terrazzo or tile with no vertical displacement are often cosmetic. Cracks with differential height, doors that don’t close in adjacent rooms, or visible stucco cracking on the exterior wall opposite the bath point to slab movement. On a 1956 ranch off Brookshire Avenue in west Downey, our crew opened a hall bath and found the original slab had heaved roughly three-quarters of an inch near the tub drain, cracking the surrounding terrazzo. We brought in a structural assessment before demo, scoped a partial slab repair and a new subfloor into the written scope of work, and routed the tub-to-shower conversion drain with a proper rough-in so the new pan sat level. The homeowner finally traded patch-and-paint cycles for a floor that stopped moving. Call (424) 567-7009 for an evaluation.
We specify Kohler and Toto for fixtures, KraftMaid or Wellborn for cabinetry, and Cambria or Caesarstone for stone tops - all named by model and line in the written scope. These aren’t the only brands we can source; they’re the ones we quote at honest numbers because of our supplier volume. If you have a specific brand in mind, bring it to the estimate and we’ll price it line-item against our standard spec. Call (424) 567-7009 to schedule.
We structure payment in milestones tied to inspection sign-offs and material delivery, never a large upfront draw. The exact schedule is written into the contract before work starts, with the final holdback released after final inspection and your walkthrough. Under The Haven Standard, Clause 1 requires the full price in writing before anyone picks up a tool; Clause 2 requires signed change orders for any deviation. That discipline is why our projects finish within a few percent of the agreed number. Call (424) 567-7009 for the standard payment schedule on your project type.
Schedule Your Free Bathroom Remodeling Estimate in Downey
We’ve scoped enough 1950s ranches in Downey to know that the real work starts with what’s under the floor, not what goes on top of it. Our process: walk the site, assess slab and structural conditions, pull permits, and deliver a flat written price with scope and warranty before any demo begins. The 365-Day Done Right Promise applies to every job, and we offer a Free Second Opinion on any competitor’s written estimate - we’ll review it line by line at no charge. Background-checked, uniformed technicians. Live person answering calls 24/7. Documented photo record on every visit, included as standard. Call (424) 567-7009 to schedule your free estimate.
Written by Grant Rowan, Owner at Rowan Construction Group, serving Downey since 2007.







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