A Penhallow company - serving Los Angeles, CA
A remodeled primary bathroom with a soaking tub and a walk-in shower
Bathroom Remodeling · Westmont, CA

Bathroom Remodeling in Westmont - Fixed Price, Set Finish Date

Free in-home consult and a written, line-item quote before demo starts. We work one bathroom at a time so your house stays livable, and the signed price is the final price. Licensed, insured, permits handled.

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A walk-in shower with large-format tile and a built-in niche
A remodeled hall bathroom with subway tile and a floating vanity
A remodeled hall bathroom with patterned floor tile and painted walls
A low-threshold walk-in shower with a bench and grab bar
A powder room with botanical wallpaper and a stone sink
A whole-home remodel with the living, dining and kitchen areas opened up
A second-story addition that matches the existing roofline
A galley kitchen opened up to the dining room with a new peninsula
Every visit starts with

Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled

Your dream remodel for as low as$199/month*On approved credit; ask for current terms
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Fast, Reliable Bathroom Remodeling Across Westmont

A full bathroom remodel in Westmont typically runs between $9,000 and $28,000, with tub-to-shower conversions starting around $3,500. Those are the real numbers we quote in writing before any work begins, and we hold to them. Penhallow Remodeling Los Angeles serves Westmont homeowners with background-checked, uniformed crews who know the county’s quirks. Call (213) 277-6578 and you’ll get a live person, not a voicemail, 24 hours a day.

Call (213) 277-6578

Why Penhallow Remodeling Los Angeles Is Westmont’s Preferred Bathroom Remodeling Company

A wood double vanity with two mirrors after a bathroom remodel

Westmont is not part of the City of Los Angeles, and that matters more than most homeowners expect. It’s an unincorporated pocket of Los Angeles County, which means your bathroom remodel falls under Title 26 county code, not LA city code. We know the difference because we’ve pulled permits and passed inspections here enough times to recognize what county inspectors will flag before they flag it. That local knowledge saves Westmont homeowners weeks of back-and-forth and thousands in surprise change orders.

Our crews arrive in uniform, on schedule, with a written price already in your hand. That price comes before demolition, before rough-in, before any tile is set. If something fails after we’re done, the 365-Day Done Right Promise means we come back and make it right, in writing, on every project. No service call fee, no re-inspection fee on a failed repair. That’s how Trevor Nash runs every Westmont job, and it’s why most of our work here comes from neighbor referrals.

Scheduling is coordinated through our Los Angeles office, but the crews you’ll see in Westmont are local to South LA’s unincorporated neighborhoods. We know the 1950s wood-frame houses, the stucco exteriors, the original cast-iron drain lines under the slab. When a house off Normandie Avenue needs a shower pan replaced, we know what we’re going to find before we open the wall.

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Styles & brands we work with

Kitchen remodeling
Kitchen remodeling
Bathroom remodeling
Bathroom remodeling
Home additions & ADU
Home additions & ADU
Roofing
Roofing
Windows & doors
Windows & doors
Driveway & pavers
Driveway & pavers
Fence
Fence

Key Takeaways

  • Westmont is county jurisdiction. Your remodel follows Title 26, not LA city code. A contractor who doesn’t know this will underbid and then hit you with change orders.
  • Written pricing is standard. You get a written number before work starts. Not an estimate range, not a verbal ballpark. That number is the number.
  • The 365-Day Done Right Promise covers you. If it fails inside the guarantee period, we fix it at no charge. In writing, on every project.
  • Real brands and real materials. Kohler, Moen, Cambria, and KraftMaid fixtures and cabinetry. Products with their own warranties stacked alongside ours.

Shower Remodel in Westmont

A remodeled primary bathroom with a soaking tub and walk-in shower

A shower remodel in Westmont runs $3,000 to $8,500 for a standard replacement, and $4,500 to $12,000 for a full walk-in shower installation. The spread comes down to what’s behind the tile. In Westmont’s 1940s to 1970s housing stock, we routinely find original plumbing that won’t pass today’s county inspection. A compliant quote includes the rough-in work, not just the pretty stuff on top.

When we remodel a shower in Westmont, we follow Title 26, which has real teeth on moisture management and structural integrity. County inspectors here are known for strict enforcement, particularly on the plumbing amendments that neighboring city inspectors don’t apply. That’s not a headache for us. It’s the standard we bid to from day one.

Frameless Glass and Walk-In Shower Work

Many Westmont homeowners want a walk-in shower with frameless glass. Those enclosures comply with county code without much trouble, but the shower pan beneath them is where cheap quotes fall apart. We install code-compliant pans, moisture barriers, and subfloor reinforcement as a matter of course.

Our team installs Kohler and Moen fixtures, which carry their own warranties alongside our 365-Day Done Right Promise. Two layers of protection on the parts most likely to fail.

When Shower Remodel Becomes Structural

In a 1950s single-family home off Normandie Avenue, our crew converted a tub to a walk-in shower and had to reframe a load-bearing wall to meet wind-load and seismic specs. We upgraded the subfloor, moved the rough-in to accommodate a Kohler linear drain, and scheduled the county inspection sign-off so the homeowner’s insurance carrier would accept the certified compliance for future claims. That’s the difference between a job that looks good and one that’s actually documented.

Tub to Shower Conversion in Westmont

A tub-to-shower conversion in Westmont normally costs between $3,500 and $10,000. The honest range exists because some conversions are cosmetic swaps and others require moving the drain line, reframing a wall, or bringing original plumbing up to county code. We give you a written number before any work starts, and that number does not move unless you change the scope.

Westmont’s aging housing stock makes this conversion more than a style upgrade. Many of these 1950s-era bathrooms sit on original cast-iron drains that are corroded, cracked, or improperly vented by today’s standards. If the county inspector fails the rough-in because the vent isn’t up to code, you’re left with an open wall and a contractor who wants another check. Our quotes include the rough-in work needed to pass the first time.

The County Inspection Reality

Westmont requires a permit for a tub-to-shower conversion when plumbing is relocated or the shower pan is replaced. The applicable code is Los Angeles County Title 26, not the City of LA’s building code. That distinction catches plenty of contractors off guard, and their bids reflect LA assumptions, not county requirements.

Accessibility and Aging in Place

Many Westmont homeowners convert a tub to a shower because they’re planning to stay in the house for another twenty years. A step-over threshold, a built-in bench, and a handheld showerhead on a slide bar are the most common requests. We install those features with Moen and Kohler fixtures and document every step for the county file.

Trusted Brands We Service in Westmont

We install Cambria quartz countertops, which carry their own lifetime warranty alongside the 365-Day Done Right Promise. KraftMaid and Wellborn cabinetry are our standard for vanities, and we frequently recommend Kohler and Moen fixtures for Westmont bathrooms because parts are readily available and the warranties are tied to the product, not the seller. For homeowners asking about prefab efficiency gains, we’ve also seen interest in systems from companies like Abodu and Cover, though those are more common in whole-home additions than bathroom remodels. The point is this: every material we put our name on is a product we can stand behind when the county inspector asks a question.

Before & after

See the difference

Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

Common Bathroom Remodeling Problems We See in Westmont Homes

  • Contractors bidding on City of LA assumptions. Westmont is county jurisdiction, and Title 26 amendments add structural and inspection steps that don’t exist across the boundary line. When a cheap quote doesn’t account for that, the change order shows up after demo day.
  • Original plumbing and electrical left untouched. Many Westmont homes still run on 1950s galvanized supply lines and fuse panels. If the remodel hides those behind new tile without bringing them to code, the final inspection fails and the homeowner can’t get a sign-off for insurance.
  • Undersized moisture barriers and ventilation. Westmont’s occasional heavy rain events are hard on bathroom floors above crawlspaces. A cheap shower pan or thin backer board leads to subfloor rot and mold that voids the tile and shower pan warranties.
  • No inspection sign-off for insurance documentation. Some contractors finish the work and leave. Proper documentation of county inspection passes is what your insurance carrier needs if something fails later. We file it as standard practice on every Westmont project.

Pricing for Bathroom Remodeling in Westmont, CA

Project Westmont Price Range
Bathroom Remodel $9,000 – $28,000
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

These are written-price ranges, not estimates. What moves the number up: moving a drain line, reframing for a wider shower, upgrading the electrical for heated floors, or replacing original plumbing that won’t pass inspection. What keeps it down: keeping the same footprint, working with existing rough-in, and choosing a standard vanity over custom. Every quote is a written, line-item price you can hold us to. Call (213) 277-6578 to schedule a free estimate.

We Also Serve Cities Near Westmont

Our crews work throughout the South LA area. In addition to Westmont, we serve Bathroom Remodeling in Westmont neighbors in Los Angeles, Burbank, Santa Monica, and North Hollywood. If you’re just over the county line, the code changes, and we know exactly how to bid it. See our full Bathroom Remodeling services for more.

Serving Westmont, CA - Our Local Coverage Area

We’re based in the Westmont 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 Westmont

A freestanding soaking tub in a remodeled primary bathroom

Why Westmont Chooses Penhallow Remodeling Los Angeles

We set the standard for bathroom remodeling in Westmont.

No Change-Order Surprises

The written quote you sign is the price you pay. Anything we find mid-job gets priced and approved by you in writing before we touch it.

Licensed & Insured

Fully certified technicians who meet all local and state licensing requirements.

Upfront Pricing

No hidden fees, no surprises. You approve the price before any work begins.

Guaranteed Work

Every repair and installation is backed by our workmanship warranty and satisfaction guarantee.

How It Works in Westmont

Getting your bathroom remodeling handled is simple and fast.

1

Call or Request a Free Estimate

Tell us about your bathroom remodeling needs and we provide an upfront, transparent quote - no obligation, no hidden fees.

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in Westmont - typically within 30-60 minutes, with parts stocked on the truck.

3

Problem Solved, Guaranteed

We complete the job to your full satisfaction, backed by our warranty and 100% satisfaction guarantee.

What happens when you call

  1. 1
    A real person answersNo phone trees - talk to a local bathroom remodeling pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
  3. 3
    We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
  4. 4
    You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.

What Westmont Customers Say

Trusted by homeowners across Westmont and surrounding areas.

★★★★★

"Primary bath remodel. They gave me a schedule and hit it, called me for every decision, and kept the dust contained with plastic. Beautiful tile work."

Dana Monroe · Verified customer
★★★★★

"Did our whole kitchen. The written estimate held, which after reading remodel nightmares online I did not take for granted. Showed up every morning on time and the crew was clean and polite."

Warren Updike · Verified customer
★★★★★

"Redid two bathrooms at once. The crew protected the floors and cleaned up every single day before leaving. Quote was detailed and there were no mystery charges at the end."

Tricia Dawson · Verified customer

Ideas for every room in the house

Built-ins, window seats, family rooms and staircases: the changes that make a whole house work better.

Read our remodeling guides
A stone counter, tile backsplash and open shelf after a kitchen remodelA remodeled primary suite with built-in wardrobes and a window seatA garage converted into a guest room and home officeNew painted shaker cabinets with an organized deep drawerA remodeled staircase with wood treads and a slim metal railingA small remodeled galley kitchen with cabinets to the ceiling

More remodeling services in Westmont

Every project below starts the same way: a free on-site visit and a written price.

Getting started with Penhallow in Los Angeles

Every project starts with a conversation and a written price. Here is how to take the first step.

A project lead measuring a kitchen with the homeowner during a free estimate

Free on-site estimate

A project lead walks the job with you, measures it and hands you a written, line-item price. No obligation.

Book an estimate
A remodeling crew arriving at a home with lumber and tools

Your Los Angeles team

A local crew that works across Los Angeles and the towns around it, to the same written standard as every Penhallow location.

Areas we serve
A worker laying floor protection and a dust barrier before work starts

Read our written promise

What we promise on every job, written down, with the terms spelled out before any work starts.

Our promise

Ready for Bathroom Remodeling in Westmont?

Call now for a free estimate - or request one below. Licensed, insured, and here with fast after-hours help in Westmont.

(213) 277-6578

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