ADU Company in Santa Ana — 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 Santa Ana, CA

Kitchen remodeling in Santa Ana usually means working inside a 1920s Spanish Colonial or a 1950s bungalow where the original footprint was never designed for how people cook today. Most of these homes have galley kitchens under 120 square feet, single-wall plumbing stacks, and knob-and-tube remnants that surface the moment a wall comes down. Oakhall ADU Builders has served Santa Ana since 2015, and we plan every kitchen remodel here around two realities: the house’s age and the fact that a well-executed kitchen adds more resale value per dollar in Santa Ana than almost any interior project. Call (877) 588-6929 when you’re ready to talk through your floor plan.

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Why Santa Ana Homes Are Different

Santa Ana’s housing stock is older and tighter than what most Orange County contractors are used to. The 92701, 92703, and 92704 ZIPs are full of 1910s through 1950s single-story bungalows and Spanish Colonial stucco homes on 30 to 45 foot lots. That means narrow side yards, detached rear garages, and very little room to expand outward. When we remodel a kitchen in Santa Ana, we’re almost always reconfiguring within the original footprint rather than adding on. Walls that look non-structural often hide plumbing vents, abandoned gas lines, or load-bearing headers that were sistered decades ago without permits.

The climate drives material choices too. Santa Ana’s dry, hot fall winds and high summer heat mean kitchens here need finishes that won’t warp or fade under direct sun exposure. We spec cabinet finishes, countertop materials, and ventilation with that in mind – not every product holds up when afternoon temperatures sit above 90 for weeks at a stretch. And because so many Santa Ana homes sit on raised foundations with crawl spaces that breathe differently than slab-on-grade construction, we check subfloor condition before we ever quote cabinetry.

Our Main Santa Ana Services

ADU Builders in Santa Ana

Santa Ana adopted a local ADU ordinance ahead of the 2020 state mandates and later amended it to allow two-story units and much smaller rear setbacks. That means homeowners in the dense pre-war neighborhoods around 92703 and 92704 can often stack a full second-story unit over the garage while keeping the footprint inside the existing lot lines – flexibility most neighboring Orange County cities don’t offer. Our team handles garage conversions, rear-lot new builds, and above-garage additions, with full familiarity across Abodu, Cover, Dvele, Mighty Buildings, and site-built custom units. ADU Builders in Santa Ana is the page to read for full permit and design detail.

ADU Builders in Santa Ana

Bathroom Remodeling in Santa Ana

Most Santa Ana bungalows have one small bathroom, often with the original cast-iron tub and a floor that has settled enough to make re-tiling a real leveling job. When we remodel bathrooms here, we address subfloor slope, outdated drain lines, and the ventilation problem that comes with small windows and stucco walls that don’t breathe. Bathroom remodeling often happens alongside kitchen work, since both live on the same plumbing wall in these older homes. Bathroom Remodeling in Santa Ana covers the full scope and what it costs.

Bathroom Remodeling in Santa Ana
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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 Santa Ana

Kitchen remodeling in Santa Ana tends to be a preservation-and-upgrade job rather than a gut-and-expand. The 1910s through 1950s bungalows here have compact galley layouts, aging plumbing stacks, and sometimes original electrical that cannot support a modern appliance load without a panel upgrade. The specific problem this service solves in Santa Ana is how to get a functional, durable, good-looking kitchen out of a small space while keeping the home’s character intact. Our Kitchen Remodeling approach handles the full scope, from demo and structural correction to finish carpentry and appliance installation. Call (877) 588-6929 to schedule a walkthrough.

Galley Kitchen Reconfiguration

Signs you need it

Your kitchen is a single narrow alley with a refrigerator blocking the only natural path, and two people cannot work in it at once.

What it costs in Santa Ana

In Santa Ana, a full galley reconfiguration typically lands between $28,000 and $45,000, with cabinets and countertops being the largest single line item.

How we do it

We demo the existing layout, relocate plumbing and electrical as the new plan requires, then install cabinetry, counters, flooring, and a ventilation path that actually moves air out of the house.

Full Kitchen Gut and Rebuild

Signs you need it

Your cabinets are delaminating, the subfloor sags around the sink base, and the electrical panel cannot handle a modern range, hood, and dishwasher at the same time.

What it costs in Santa Ana

A full gut and rebuild in Santa Ana runs $45,000 to $75,000 depending on finish level and how much structural correction the original framing needs.

How we do it

We strip to studs and subfloor, upgrade the panel and circuits, correct any framing or leveling defects, then rebuild with new drywall, insulation, cabinetry, counters, tile, lighting, and appliances.

What Kitchen Remodeling Costs in Santa Ana

Item Typical range in Santa Ana
Galley kitchen reconfiguration $28,000 – $45,000
Full kitchen gut and rebuild $45,000 – $75,000
Cabinet and countertop replacement only $12,000 – $28,000

Two things push kitchen remodel prices up in Santa Ana specifically. First, the age of the home: original framing often needs correction, and knob-and-tube wiring or unpermitted past work adds days. Second, tight lot access on those 30 to 45 foot parcels means material delivery and debris removal take longer, which shows up in labor hours. We write fixed line-item quotes so the number we agree on is the number you pay.

How long does a kitchen remodel take in Santa Ana?

Most Santa Ana kitchen remodels run six to ten weeks from demo to final walkthrough. Older bungalows with hidden framing or electrical issues can push toward twelve weeks. We sequence every trade so the kitchen is never sitting idle waiting on one crew.

Do I need a permit for a kitchen remodel in Santa Ana?

Any work that moves plumbing, electrical, or load-bearing walls requires a Santa Ana building permit. We pull all permits and schedule the inspections. If you’re only swapping cabinets and counters without touching the rest, a permit is generally not required. Call (877) 588-6929 and we’ll confirm what applies to your project.

Brands We Service in Santa Ana

We work with Abodu and Cover prefab units regularly in Santa Ana, and Tuff Shed structures come up often for garage-conversion shells. James Hardie fiber-cement siding is our default exterior finish on rear-lot ADUs here because it holds up to the dry Santa Ana winds and the city’s high summer heat without warping. For parts and lead times across the full roster, our brands page has the current breakdown.

Pricing for ADU Company in Santa Ana, CA

Service Typical range in Santa Ana
Galley kitchen reconfiguration $28,000 – $45,000
Full kitchen gut and rebuild $45,000 – $75,000
Cabinet and countertop replacement only $12,000 – $28,000
Bathroom remodel – update without moving plumbing $10,000 – $18,000
Bathroom remodel – full reconfiguration $22,000 – $40,000
Small bathroom refresh $6,000 – $11,000
Garage conversion ADU (existing structure) $80,000 – $150,000
Rear-lot new-build ADU $220,000 – $400,000
Above-garage second-story ADU $250,000 – $480,000

In Santa Ana, the biggest price driver on ADU work is what’s already under the garage. The original 1920s to 1940s garages in the alley-lined tracts sit on shallow perimeter footings not designed for habitable loads, so a garage conversion often means pouring a new interior slab and re-routing sewer to the alley main. That cost pattern doesn’t exist in the newer tract homes east of the 55 freeway. We quote every job as a fixed, line-item price before work starts, and we don’t write change orders unless you change the scope.

Neighborhoods We Serve in Santa Ana

We cover all of Santa Ana, but we’re in these neighborhoods regularly enough to know their lot patterns, alley access, and the permit office’s expectations block by block.

  • Floral Park
  • Park Santiago
  • Washington Square
  • Riverview West
  • Wilshire Square

Most Santa Ana addresses are within 30 minutes of our North Tustin office, and we schedule walkthroughs across the 92701, 92702, and 92703 ZIPs every week.

Service Area – Cities Near Santa Ana

We also work in Tustin, CA, North Tustin, CA, Fountain Valley, CA, and Orange, CA. Each of those cities has its own permit nuances and housing stock patterns, but the core work is the same: kitchens, bathrooms, and ADUs planned around the home that’s actually on the lot.

Serving Santa Ana, CA — Our Local Coverage Area

We’re based in the Santa Ana 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 Santa Ana

Ready to get started? Free estimates · Written quotes before work starts response in Santa Ana
Call (877) 588-6929

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 Santa Ana Customers Say

★★★★★ 4.8 from 4+ reviews

"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."

— Riya Reddy

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

— Travis Norris

"Unit came out great and the tenant is happy. The timeline ran long, largely because of how slow the city was on plan check, though a couple of the delays were scheduling on their end."

— Emily Reed

How It Works in Santa Ana

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 Santa Ana — 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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Areas We Serve
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