ADU Company in Laguna Hills — 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 Laguna Hills, CA

Kitchen remodeling in Laguna Hills means working with 1970s and 1980s tract homes where original layouts, tile roofs, and hillside grading all shape what’s possible. Most of these houses were built before open-concept living became standard, so the work usually involves removing load-bearing walls, rerouting plumbing through post-and-beam framing, and sealing the envelope against Santa Ana wind-driven heat. Fullerton ADU Builders has served Laguna Hills since 2017, and we’ve learned that every project here starts with one question: what’s behind that wall, and what’s under that floor? Call (877) 801-4497 for a free estimate on a remodel that fits your lot and your budget.

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Why Laguna Hills Homes Are Different

Laguna Hills sits on steep, canyon-adjacent terrain that was master-planned and cut into tracts during the 1970s and 1980s. That history shows up in almost every home we walk into. Foundations sit on cut-and-fill grading, which means floor elevations can shift by an inch or two across a single room. Original rear slopes and view-oriented grading leave many lots with a limited flat rear yard, pushing homeowners toward garage conversions or second-story additions when they want more living space. The housing stock is predominantly two-story Mediterranean and Spanish styles plus single-story ranches, most with wood-frame or post-and-beam construction and tile roofs. Inside, we routinely find original galvanized supply lines, undersized electrical panels, and framing that predates current shear-wall requirements. In the 92653 and 92654 ZIP codes, HOA design-review layers add another step to nearly every exterior change, and hillside development standards mean retaining walls, drainage swales, and geotech review are part of the conversation from day one. None of this is a reason to avoid remodeling. It’s a reason to plan for it before the first wall comes down.

Our Main Laguna Hills Services

Laguna Hills homeowners reach out to us about two projects more than anything else: adding an ADU to a sloped lot, and updating bathrooms in homes that haven’t changed much since the Reagan administration. Here’s how each one works in this city.

ADU Builders in Laguna Hills

Building an ADU in Laguna Hills means designing around hillside grading, limited flat yard space, and HOA design review before you ever think about paint colors. We match the unit to the lot, not the other way around. For many 92653 and 92654 properties, a detached unit on a hillside-decked foundation makes sense. For others, a garage conversion or second-story addition over the garage works better because it uses existing flat space. Fullerton ADU Builders works across prefab and site-built delivery methods, so the recommendation is driven by your lot, budget, and timeline, not by what we happen to have in inventory. Read the full breakdown at ADU Builders in Laguna Hills.

ADU Builders in Laguna Hills

Bathroom Remodeling in Laguna Hills

Original 1970s and 1980s bathrooms in Laguna Hills tend to share the same issues: failing tile adhesive, leaking shower pans, undersized exhaust fans, and cast-iron drain lines that have seen better decades. Remodeling here often means opening the floor to replace the drain assembly while we’re already in there, then rebuilding with moisture-resistant materials suited to a climate where humidity swings are less of an issue than heat and dryness. We bundle bathroom work with ADU construction when it makes sense, so you can upgrade the primary residence and add a rentable unit through one contractor relationship. Get the full scope at Bathroom Remodeling in Laguna Hills.

Bathroom Remodeling in Laguna Hills
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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 Laguna Hills

Kitchen remodeling in Laguna Hills usually means opening a compartmentalized 70s or 80s floor plan, replacing original tile and cabinets, and bringing electrical, plumbing, and ventilation up to current code. On many of these hillside lots, west-facing kitchens absorb serious afternoon heat, so we spec insulation, window placement, and ventilation around the Santa Ana season rather than treating the space like a generic remodel. Fullerton ADU Builders handles kitchen remodeling alongside ADU and bath work, so whether you’re updating the primary home or adding a unit with a full kitchen, one contractor carries the whole scope. Learn more about our Kitchen Remodeling approach, or call (877) 801-4497 to schedule a free estimate.

Full Kitchen Renovation

Signs you need it

Water-damaged cabinet bases, cracked original tile counters, a layout that traps the cook in a corner, or appliances that trip the breaker tell you the kitchen has reached the end of its original service life.

What it costs in Laguna Hills

A full kitchen renovation in Laguna Hills typically runs $45,000 to $90,000 depending on finish level, structural changes, and whether we’re relocating plumbing in a slab or raised foundation.

How we do it

We assess the existing framing and subfloor, confirm what’s load-bearing, demo down to studs where needed, relocate utilities to match the new layout, then rebuild with new cabinets, counters, flooring, appliances, and a ventilation system sized for the room.

Cabinet Refacing and Countertop Replacement

Signs you need it

Boxes are solid but faces are delaminating, hinges are sagging, or the layout works fine and you just want a cost-effective surface and finish update without moving walls.

What it costs in Laguna Hills

Cabinet refacing with new countertops in Laguna Hills typically runs $12,000 to $28,000, with quartz and stone pushing toward the top of that range.

How we do it

We confirm the existing boxes are square and structurally sound, replace face frames, doors, and hardware, install the new countertop, then reseal and re-align everything so the kitchen looks rebuilt without the cost of a full teardown.

What Kitchen Remodeling Costs in Laguna Hills

Item Typical range in Laguna Hills
Full kitchen renovation $45,000 – $90,000
Cabinet refacing and counters $12,000 – $28,000
Load-bearing wall removal with beam $4,000 – $9,000

Will my 1970s Laguna Hills kitchen need structural work to open the floor plan?

Most likely yes. Post-and-beam and wood-frame construction from that era often relies on interior walls for shear strength, so removing one usually requires an engineered beam and possibly a shear-wall upgrade on an adjacent wall. We pull permits and coordinate the structural review before demo starts.

How long does a kitchen remodel take in Laguna Hills?

A full renovation typically takes 6 to 10 weeks. Refacing and countertop work usually lands at 2 to 3 weeks. HOA review, if required for exterior changes like new venting or windows, can add 2 to 4 weeks before we start. Call (877) 801-4497 for a timeline based on your specific home.

Brands We Service in Laguna Hills

We specify James Hardie fiber cement cladding on ADU and addition exteriors where fire resistance and durability matter, which is most of the ridge-side lots in Laguna Hills. For prefab ADU projects, we work with Abodu, Cover, and Dvele units, matching each system to the lot’s access, foundation, and design-review constraints. Parts and finishes are sourced through our established supplier network, so lead times stay predictable. See the full lineup on our brands page.

Pricing for ADU Company in Laguna Hills, CA

Service Typical range in Laguna Hills
Full kitchen renovation $45,000 – $90,000
Cabinet refacing and counters $12,000 – $28,000
Load-bearing wall removal with beam $4,000 – $9,000
ADU design, permits, and build (prefab) $180,000 – $350,000
ADU design, permits, and build (site-built) $250,000 – $450,000
Garage conversion ADU $95,000 – $180,000
Second-story ADU over garage $220,000 – $380,000
Bathroom remodel $18,000 – $45,000

What pushes price up in Laguna Hills is the terrain: cut-and-fill foundations needing geotech review, retaining walls, drainage swales, and HOA design-review delays all add cost before a single finish material is chosen. We give every client a written line-item quote before work starts, with fixed pricing and no change orders unless you change the scope.

Neighborhoods We Serve in Laguna Hills

We work throughout Laguna Hills, including the hillside tracts and canyon-adjacent neighborhoods in both 92653 and 92654. Most of our projects are within a 20-minute drive of our Fullerton base, and we typically schedule on-site estimates within a few business days of your call.

  • Nellie Gail Ranch
  • Moulton Ranch
  • Aliso Viejo border tracts
  • Laguna Hills Estates
  • Crown Valley Highlands

Service Area – Cities Near Laguna Hills

Fullerton ADU Builders serves Laguna Hills and the surrounding South Orange County foothills. If you’re in a neighboring city evaluating an ADU, kitchen remodel, or bath update, we cover that ground too. See our pages for Laguna Woods, CA, Lake Forest, CA, Mission Viejo, CA, and Coto De Caza, CA for city-specific guidance.

Serving Laguna Hills, CA — Our Local Coverage Area

We’re based in the Laguna Hills 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 Laguna Hills

Ready to get started? Free estimates · Written quotes before work starts response in Laguna Hills
Call (877) 801-4497

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 Laguna Hills Customers Say

★★★★★ 4.8 from 4+ reviews

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

— Erin Ziegler

"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."

— Tim Padgett

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

— Marisol Guzman

How It Works in Laguna Hills

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 Laguna Hills — 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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