ADU Company in Garden Grove — One Fixed Price, Permits Handled

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 Garden Grove, CA

Kitchen remodeling in Garden Grove usually means working inside a 1950s or 1960s stucco ranch where the original footprint is tight, the plumbing is original galvanized steel, and the wall between kitchen and living room is load-bearing. That changes how we plan the job, and it changes the price. Sunstone ADU Builders has served Garden Grove since 2011, and we build kitchens that match how Garden Grove homes actually live: compact, warm, and built for decades of daily use. Call (855) 949-1913 to talk through your project.

Call (855) 949-1913

Why Garden Grove Homes Are Different

Garden Grove is one of the most densely built-out cities in Orange County. The older single-family lots across the 92840 to 92846 ZIPs are dominated by mid-century ranch homes on wide but shallow lots, so any project here works around tight rear setbacks and the city’s own municipal ADU ordinance layered on top of state law. Much of the housing stock is 1950s through 1970s stucco-on-slab tract homes with attached one- and two-car garages, and many of those garages have already been informally converted over the years. When we open up a Garden Grove kitchen, we regularly find unpermitted electrical work, original cast-iron drain lines, and framing that was never meant to carry the load it currently does. A good kitchen remodel here starts with an honest feasibility check, not a sledgehammer.

The climate matters too. Warm, dry summers with heavy sun mean kitchens in Garden Grove need real ventilation and cooling, not just cosmetic updates. And the region’s wildfire-adjacent dry season and Santa Ana winds push us toward ember-resistant detailing and defensible-space thinking on any exterior work, even on an attached kitchen addition.

Our Main Garden Grove Services

These are the two projects Garden Grove homeowners call us about most often. Each has its own dedicated page with full pricing, timelines, and local detail.

ADU Builders in Garden Grove

Because so many Garden Grove lots are shallow with alley access behind the older tracts, rear-detached ADUs and garage-to-ADU conversions are genuinely feasible here in a way they are not in cities with no alleys. The catch is that many existing garage conversions are unpermitted, so the job often starts with a legalization check before any new framing goes up. We handle the full structure and the interior finishes under one contract, so the unit is rental-ready when we hand over the keys. See the full breakdown on our ADU Builders in Garden Grove page.

ADU Builders in Garden Grove

Bathroom Remodeling in Garden Grove

Bathrooms in Garden Grove’s 1960s tract homes are small, and the original tile is often set over drywall that has been soaking up moisture for fifty years. We rebuild bathrooms to handle the humidity and daily use, whether it is a guest bath inside a new ADU or the primary bath in the main house. Most Garden Grove bathrooms are under 60 square feet, so the work is less about square footage and more about getting the waterproofing and layout right the first time. Details and pricing live on our Bathroom Remodeling in Garden Grove page.

Bathroom Remodeling in Garden Grove
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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 Garden Grove

Kitchen Remodeling in Garden Grove

Kitchen remodeling in Garden Grove frequently means reworking a cramped galley or U-shaped kitchen inside a 1950s or 1960s slab-on-grade ranch, where the original layout was designed for a family that cooked differently than we do now. The dry Orange County heat makes ventilation and airflow a real functional concern, not a nice-to-have. This is the core of our Kitchen Remodeling service, and in Garden Grove it almost always includes structural work: removing a load-bearing wall, relocating plumbing on a slab, or bringing an unpermitted addition up to code before the finishes ever begin.

Galley Kitchen Remodel

Signs you need it

Traffic in the kitchen bottlenecks between the range and the sink, storage is capped by the original 1960s cabinet layout, and the room cannot hold two people working at the same time.

What it costs in Garden Grove

A full galley kitchen remodel in Garden Grove typically runs $18,000 to $35,000 depending on whether walls move, plumbing relocates, or the electrical service needs upgrading.

How we do it

We open the walls to check framing and wiring, reroute plumbing and electrical as needed, install the new cabinet run and countertop, then finish with ventilation, lighting, and backsplash.

Open-Concept Kitchen Remodel

Signs you need it

The kitchen is cut off from the dining or living area, and the wall that separates them is load-bearing, which is exactly what we see in most Garden Grove ranch layouts.

What it costs in Garden Grove

Opening a load-bearing wall and reworking the kitchen into an open plan in Garden Grove typically lands between $35,000 and $60,000 once the beam, engineering, and finish work are included.

How we do it

We engineer the beam, shore the ceiling, remove the wall, reroute any plumbing or electrical that ran through it, then rebuild the kitchen as one continuous space with proper ventilation.

What Kitchen Remodeling Costs in Garden Grove

Item Typical range in Garden Grove
Galley kitchen remodel (no structural changes) $18,000 – $35,000
Open-concept remodel with load-bearing wall removal $35,000 – $60,000
Full kitchen addition (bump-out or garage conversion) $60,000 – $90,000

Two things push kitchen costs up in Garden Grove specifically: the age of the original electrical panels (many still have 60-amp service that must be upgraded to handle modern kitchen loads), and the frequency of unpermitted work from previous owners that has to be brought up to code before we can close the walls. We price kitchens with a fixed, line-item quote before work begins, so the number you approve is the number you pay.

Can you remodel a Garden Grove kitchen without moving walls?

Yes, and many smaller Garden Grove kitchens are remodeled in place: cabinets, counters, appliances, and lighting all get replaced while the original footprint stays put. Call (855) 949-1913 for a free estimate on an in-place remodel.

Will the price change once the kitchen remodel starts in Garden Grove?

Not from us. We work from fixed, written line-item quotes, and the only changes come if you add scope after we open the walls and you approve the change in writing beforehand.

Brands We Service in Garden Grove

We build and install units from Boxabl and Plant Prefab, handle Tuff Shed-style structures, and specify James Hardie fiber cement siding on exteriors that need to stand up to Garden Grove’s sun and dry-season conditions. See the full list on our brands page.

Pricing for ADU Company in Garden Grove, CA

Service Typical range in Garden Grove
Galley kitchen remodel $18,000 – $35,000
Open-concept kitchen remodel $35,000 – $60,000
Full kitchen addition $60,000 – $90,000
Detached ADU (prefab shell) $180,000 – $300,000
Garage conversion ADU $150,000 – $220,000
Bathroom remodel (ADU interior) $15,000 – $30,000
Bathroom remodel (primary residence) $20,000 – $45,000
Kitchen remodel (ADU interior) $18,000 – $35,000

What pushes prices up in Garden Grove is almost always the condition of the existing structure: unpermitted prior work, original slab plumbing, or a 60-amp electrical panel that cannot support a modern kitchen or a rental unit. We quote fixed prices up front, so what you approve is what you pay.

Neighborhoods We Serve in Garden Grove

We work across all of Garden Grove’s ZIP codes, from the older ranch tracts near Garden Grove Boulevard to the neighborhoods along Chapman Avenue and the areas bordering the 22 freeway. Response times vary by schedule, but we are typically able to start estimates within one to two weeks of your call.

  • West Garden Grove
  • Garden Grove Park area
  • Harbor Boulevard corridor
  • Chapman Avenue corridor
  • Eastgate area

Service Area – Cities Near Garden Grove

We also take on projects in the cities directly around Garden Grove, where the housing stock and permit realities are similar. That includes Stanton, CA, Westminster, CA, Midway City, CA, and Cypress, CA. If you are in one of those cities and planning an ADU or a kitchen remodel, the same fixed-price approach applies.

Serving Garden Grove, CA — Our Local Coverage Area

We’re based in the Garden Grove 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 Garden Grove

Ready to get started? Free estimates · Free on-site estimates response in Garden Grove
Call (855) 949-1913

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 Garden Grove Customers Say

★★★★★ 5.0 from 4+ reviews

"He was honest that our lot had a slope problem that would add real cost, before we signed anything."

— Paul Pruitt

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

— Beatriz Garcia

"Detached unit in the back yard. Utilities trenched, separate meter, and it passed final on the first inspection."

— Reggie Ellison

How It Works in Garden Grove

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 Garden Grove — 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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