ADU Company in Brea — Design, Permits and Build Under One Contract

We handle the design, the engineering, and the city permit, then build it. One contract, one crew, one accountable point of contact. Free feasibility check on your lot before you commit.

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ADU Company in Brea, CA

Kitchen remodeling in Brea usually means working inside a 1960s or 1970s tract home where the original layout still has a closed-off galley kitchen, a soffit above the cabinets, and a single electrical circuit serving the whole room. Those homes were built well, but they were not built for how families cook now. Bungalow ADU Builders handles kitchen remodels in Brea as a core service, not as an add-on, and we also build ADUs and remodel bathrooms across the 92821, 92822, and 92823 ZIP codes. Call (866) 730-4828 to talk through your project and get a free estimate.

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Why Brea Homes Are Different

Brea’s housing stock is almost entirely built out. The city’s single-family subdivisions went up between the 1960s and the 1980s, and what that means for any major interior or rear-yard project is predictable: older panels, cast-iron or clay sewer laterals that may not handle added fixtures, and floor plans that were designed around a formal dining room nobody uses anymore. When we open up a Brea kitchen, we regularly find the original galvanized water lines and a subpanel that was never intended to carry a modern appliance load. That is not a dealbreaker, but it does mean the estimate has to account for the house the way it actually is, not the way a spec sheet describes it.

The other thing about Brea is the terrain. The city sits against the north Orange County foothills, and a meaningful share of its lots slope up from the street toward the hills. For ADU work, that means retaining walls and stepped foundations show up in more designs than they do in flatter neighboring cities. For kitchen and bath remodels, the slope matters less, but pier-and-beam sections and settling slabs on hillside lots can affect how flooring transitions are handled. We account for that from the first site visit.

Brea summers are hot and dry, with occasional Santa Ana wind events, so ventilation, insulation, and heat-resistant material choices matter more here than they would a few miles closer to the coast. Winters are mild enough that foundation work is rarely delayed by weather, which keeps project timelines more predictable than in mountain or snow-load regions.

Our Main Brea Services

Most Brea homeowners who call us are weighing one of two projects: adding an ADU to a rear yard, or remodeling a bathroom in an older home. Both are covered in depth on their own pages.

ADU Builders in Brea

Brea’s rear yards are now the city’s primary buildable lot area, and most detached ADUs here involve some form of slope work, retaining, or stepped foundation design. We source from a defined roster of manufacturers including Abodu, Cover, Dvele, and Mighty Buildings, so the product recommendation is driven by your lot and budget rather than a single locked-in system. Full detail is on our ADU Builders in Brea page.

ADU Builders in Brea

Bathroom Remodeling in Brea

Bathrooms in Brea’s 1960s and 1970s tract homes tend to be compact, with original cast-iron tubs, dated tile, and limited ventilation. When a bathroom remodel is paired with an ADU build or done to bring a unit up to rentable condition, we handle both scopes under one team, which removes the coordination risk between separate contractors. Read the specifics on our Bathroom Remodeling in Brea page.

Bathroom Remodeling in Brea
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What happens when you call

  1. 1
    A real person answersNo phone trees — you reach a local pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched.
  3. 3
    A background-checked tech heads outLicensed & insured, dispatched right away.
  4. 4
    You approve before work beginsNothing starts until you say go.

Kitchen Remodeling in Brea

Most Brea kitchens we see were built in the 1960s through the 1980s, which means closed floor plans, original cabinetry that has outlived its useful life, and electrical service that predates modern appliance demands. A full kitchen remodel in Brea typically means reconfiguring the layout, updating the panel and wiring where required, and replacing every surface from the subfloor up. Because we also build ADUs and remodel bathrooms, we can sequence a kitchen remodel alongside a rear-yard ADU without juggling multiple contractors. Explore the full scope on our Kitchen Remodeling page.

Full Kitchen Remodel

Signs you need it

You are working around a layout that forces you into a corner, storage is exhausted, and the cabinet boxes or drawer slides are failing faster than they are worth repairing.

What it costs in Brea

A full kitchen remodel in Brea typically runs $45,000 to $80,000 depending on layout changes, material grade, and how much electrical or plumbing work the older house requires.

How we do it

We start with a site visit and measurements, produce a fixed-price line-item estimate, pull permits, order cabinets and finishes, then run demolition, rough-in electrical and plumbing, drywall, flooring, cabinet installation, counters, backsplash, and final trim with a single project manager.

Kitchen Refresh

Signs you need it

The layout works fine but the surfaces, doors, and fixtures have dated the room badly and you want a faster, lower-disruption upgrade.

What it costs in Brea

A kitchen refresh in Brea generally falls between $18,000 and $35,000, covering cabinet refacing or replacement doors, new counters, a tile backsplash, and updated fixtures.

How we do it

We keep the existing footprint and plumbing locations, swap the visible surfaces and hardware, address any deferred maintenance behind the scenes, and complete the work in a shorter window than a full gut remodel.

What Kitchen Remodeling Costs in Brea

Item Typical range in Brea
Full kitchen remodel $45,000 – $80,000
Kitchen refresh $18,000 – $35,000
Countertop replacement $4,500 – $12,000

How long does a full kitchen remodel take in Brea?

A full kitchen remodel in Brea usually takes 6 to 10 weeks from demo to final walkthrough. Older homes with panel upgrades or hidden plumbing issues can extend that by a week or two. Call (866) 730-4828 for a schedule estimate on your specific floor plan.

Will you handle the permits for a kitchen remodel in Brea?

Yes. We pull all required city of Brea permits and schedule inspections as part of the scope. Electrical and plumbing changes in older Brea homes almost always trigger permit review, and we handle that paperwork from start to finish.

Brands We Service in Brea

We source ADU shell and exterior packages from manufacturers including Abodu, Cover, and Dvele, and we specify James Hardie fiber-cement siding for durable, low-maintenance exteriors that stand up to Brea’s inland heat and Santa Ana conditions. See our brands for the full rundown. Local order lead times vary by manufacturer, and we coordinate delivery timing with the permit and foundation schedule.

Pricing for ADU Company in Brea, CA

Service Typical range in Brea
Full kitchen remodel $45,000 – $80,000
Kitchen refresh $18,000 – $35,000
Countertop replacement $4,500 – $12,000
Detached ADU (prefab or panelized) $250,000 – $450,000
Garage conversion ADU $120,000 – $200,000
Bathroom remodel (full) $25,000 – $55,000
Bathroom refresh $12,000 – $25,000
Primary suite bathroom $40,000 – $75,000

In Brea, the two biggest cost movers are hillside lot conditions for ADUs and the age of the home’s electrical and plumbing systems for interior remodels. Sloped lots add retaining and foundation work; older panels and galvanized supply lines add rough-in scope. Every estimate we write is a fixed line-item price with no change orders unless you change the scope.

Neighborhoods We Serve in Brea

We work across all of Brea’s residential neighborhoods, from the flatter tracts near the 57 to the hillside streets that climb toward Carbon Canyon. These are the areas we visit most often:

  • North Hills
  • Olinda Ranch
  • Country Hills
  • Blackstone
  • Brea Hills

Most Brea job sites are within 15 to 25 minutes of our Victorville base, and we schedule site visits in a single consolidated route to keep response times short.

Service Area – Cities Near Brea

Bungalow ADU Builders serves Brea and the surrounding north Orange County cities from our Victorville headquarters. We also work regularly in Placentia, CA, Fullerton, CA, Yorba Linda, CA, and La Habra, CA. If your property is within a reasonable drive of Brea, we can almost certainly schedule an estimate.

Serving Brea, CA — Our Local Coverage Area

We’re based in the Brea 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 ADU Company in Brea

Ready to get started? Free estimates · Written quotes before work starts response in Brea
Call (866) 730-4828

What happens when you call

  1. 1
    A real person answersNo phone trees — talk to a local adu 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 Brea Customers Say

★★★★★ 4.8 from 4+ reviews

"Sound insulation between the unit and the main house is better than I expected. You genuinely cannot hear the tenant."

— Alicia Ingram

"The kitchenette layout he suggested made better use of the space than the one on our original sketch."

— Kelly Schaefer

"Garage conversion to a one bedroom unit. He handled the plans, the city submittal, and every round of corrections. Took six months from first meeting to final inspection and he never once made the permit process my problem."

— Wade Pruitt

How It Works in Brea

Getting your adu handled is simple and fast.

1

Call or Request a Free Estimate

Tell us about your adu needs and we provide an upfront, transparent quote — no obligation, no hidden fees.

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in Brea — 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.

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