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The Best Bathroom Remodeling Services in La Mirada, CA

Your bathroom deserves better than that cracked grout and the vanity you’ve been side-eyeing for six years, and we’re here to make that right.
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Luxury marble bathroom remodel with walk-in glass shower, floating toilet, and modern vessel sink

La Mirada's Go-To Team for Bathroom Remodel

We’ve been in enough bathrooms across La Mirada to know exactly what homeowners here are dealing with, and yeah, most of them have that one fixture they’ve been meaning to replace since the last Super Bowl. 

We take bathroom remodels seriously because this room matters more than people give it credit for. You start your morning here. You wind down here. A bathroom renovation done right changes how you feel in your own home, and that’s what keeps us motivated. 

Cornejos Builders approaches every project with a clean, straightforward process, no surprises, no vague timelines, and no subcontractors you’ve never met showing up unannounced. 

Our team is experienced, friendly, and genuinely invested in getting your bathroom right, from the tile layout to the finishing touches. We serve La Mirada and the surrounding areas of Southern California with the same attention to detail on every job. 

Whether it’s a powder room refresh or a full bathroom renovation, the standard stays the same, and so does our commitment to being the kind of contractors you’d actually recommend to a neighbor.

Custom bathroom remodel with curbless walk-in shower, double vanity, and hexagon tile flooring
Alexsander Cornejo owner of Cornejo Builders California

Alexsander Cornejo – Owner of Cornejo Builders

Hi, I’m Alexsander Cornejo, the owner and founder of Cornejo’s Builders. I started working in the remodeling and construction industry right out of high school, in 2009.

With Cornejo’s Builders, the goal is to give back to the city I grew up in. I want to send a message of hope and inspiration: any dream can be achieved, no matter where you come from, if you put in enough work and dedication.

  • 5-year workmanship warranty
  • No hidden fees or extra costs
  • Daily progress logs and photos
  • Seasoned and friendly pros
  • Premium materials at honest prices
  • Lifetime client support

Bathrooms We've Transformed Right Here in La Mirada

We let the work speak. Browse through our completed bathroom remodel projects and see the craftsmanship we bring to every tile, every fixture, and every inch of your new space.

60+ projects done

100+ of families helped

1:1 approach to your project

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Alexsander Cornejo owner of Cornejo Builders California
Unsure about choosing us? Request a quote to get to know us better! Let’s discuss your project. Or, call us at (562) 319-3178 now!
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What La Mirada, CA, Homeowners Say About Their New Bathrooms

There’s no better way to understand who we are than hearing it from the people we’ve worked with. Take a look at what our clients have to say, and get a real sense of the experience you can expect when you bring Cornejos Builders into your home.

J

Julie Bean

Rated 5 out of 5

Amazing experience with Cornejos builders. From beginning to end- communication was clear as well as expectations. Work was 5 star and every member of the crew was exceptional. 

I would highly recommend Cornejos builders for ANY project or build. I will continue to use them and refer them for as along as they are available. 

Thank you for your beautiful work at such a competitive price!!!!

Y

Yahritza Orellana​

Rated 5 out of 5

Had a truly great experience with Alex. Cornejo’s Builders just completed converting my crawlspace/basement into an ADU (studio with new bathroom and kitchen).

What made the experience even more valuable was that the owner himself (Alex) came over for a consultation. Other companies just send their sales reps and most of the time they don’t even know anything. Feeling important is always a positive I can’t wait to work with them again.

I highly recommend them. You can tell Alex is passionate about what he does, his clients, and his company.

How Much Does a Bathroom Remodel Cost in La Mirada, CA?

Bathroom remodel costs in Southern California typically start at $15,000, and the final number depends on the scope of work and the finishes you choose. 

We price based on what your specific project actually requires, and you’ll receive an accurate estimate after our on-site visit. The best thing you can do is reach out with your project details, and we’ll put together a number that reflects your actual situation.

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Five factors that affect bathroom remodel pricing:

  • Scope of Work
A cosmetic refresh, like new fixtures and a fresh coat of paint, sits on a very different end of the budget spectrum compared to a full renovation that involves moving plumbing, replacing tile work top to bottom, or installing custom cabinetry.
  • Materials and Finishes
Choosing marble countertops and heated floors adds up differently than ceramic tile and standard vanities. Your materials determine a significant portion of the overall remodel costs, and we work with you to find the right balance between luxury and budget.
  • Bathroom Size
Square footage matters. A master bath renovation is a bigger investment than a powder room refresh, and the tile installation alone scales with size. Larger bathrooms need more materials, more labor hours, and more prep work.
  • Existing Layout Changes
Keeping the existing layout helps manage costs. Moving the toilet, relocating the shower, or expanding a wall adds to the total. These changes require more planning, permits, and skilled labor.
  • Fixtures and Upgrades
Walk-in showers, freestanding tubs, double vanities, glass enclosures, heated towel racks, and smart home features all add lasting value to your home. The upgrades you choose directly affect the final number, and we’ll help you prioritize what matters most.

Straightforward Timelines, Honest Budgets

We know that the words “construction project” can trigger a certain kind of stress, and we respect that. You have a life to live, a family to manage, and a bathroom you actually need to use.
A bathroom remodel starting at $15,000 might sound like a lot until you break it down. Spread over ten years of daily use, that’s less than $5 a day for a bathroom you genuinely love walking into. That’s an investment in how you start and end every single day, and it adds value to your home when the time comes to sell.
We are pros who respect your home and your schedule. Timelines get set at the start, communicated clearly, and followed through. We work clean, we work efficiently, and when we leave at the end of each day, the space is tidy. Construction almost always carries some unpredictability, but we handle it fast.

What to Expect When We Remodel Your Bathroom

Here’s how we move from the first conversation to a finished bathroom.
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1

Collaborate

We sit down with you, listen to your vision, and map out every detail.
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2

Build

Our team handles everything: materials, installation, and daily updates.
Small bathroom with grey tiles and white sink

3

Enjoy

We wrap up clean, on time, and hand you a bathroom you’re genuinely proud of.
Luxury marble bathroom remodel with walk-in glass shower, floating toilet, and modern vessel sink

Common Questions About Bathroom Remodels in La Mirada, CA

Most bathroom remodels take between two and four weeks, depending on the scope. A full bathroom renovation involving new tile work, plumbing changes, and custom cabinetry takes longer than a cosmetic update. We set a clear timeline before work begins and stick to it. You’ll always know what to expect, and we check in with daily updates so nothing catches you off guard.
For structural changes, plumbing relocations, or electrical work, yes, permits are required. La Mirada falls under Los Angeles County jurisdiction for many building matters, and compliance is non-negotiable. We handle the permit process as part of the job, so you don’t have to navigate that on your own. When we’re done, everything is up to code.
A remodel changes the structure or layout of the space, maybe adding a walk-in shower where the bathtub used to be, or reconfiguring the functional layout entirely. A renovation refreshes and updates what’s already there. Both can dramatically improve how a bathroom looks and functions. We’ll help you figure out which direction makes the most sense for your goals and your budget.
In most cases, yes. For a single-bathroom home, we work with you to minimize disruption and plan the timeline so you’re never without a functioning bathroom for long. For larger homes with multiple bathrooms, the process is usually more straightforward. We always talk through logistics at the start, so you know exactly what to expect before a single tile gets pulled.

Ready to Finally Love Your Bathroom?

Alexsander Cornejo owner of Cornejo Builders California

Alexsander Cornejos

You’ve been walking past that outdated bathroom long enough. The dim lighting, the cramped layout, the vanity that hasn’t made sense in years. A bathroom remodel with Cornejos Builders changes all of that. 

Call us at (562) 319-3178 or visit our contact page to get started. 

Cornejos Builders brings the workmanship, the warranty, and the kind of communication that makes a big project feel manageable. Your new bathroom is closer than you think.

Whittier Remodel Experts Await
(takes 1-2 min)

La Mirada is a well-kept residential city in Los Angeles County where people take real pride in their homes. Neighbors gather at La Mirada Regional Park and fill seats at the La Mirada Theatre for the Performing Arts, one of Southern California’s more respected regional venues. Biola University gives the city a steady, community-centered character that carries over into how residents care for their properties. Homeowners here invest in where they live, and a bathroom remodel in La Mirada, CA, is one of the smartest ways to do exactly that.

Service Areas We Cover

Cornejo’s Builders is your local, trusted choice for kitchen and bathroom remodels, ADUs, and home improvement projects in Downey, San Marino, and more of South CA!

We prioritize your satisfaction, ensuring every detail reflects your style and needs. Let us elevate your living space with quality, care, and expertise. Contact us today to bring your dream home to life.

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(562) 319-3178

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