ADU Company in Anaheim — 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.

✓ Licensed & Insured ✓ Written quotes ✓ Permits handled
Schedule Free Estimate

Call to schedule your free estimate

🛡 Licensed & Insured 📝 Written Fixed-Price Quotes 💲 No Change Orders · Free Estimates

ADU Company in Anaheim, CA

Kitchen remodeling in Anaheim usually means working inside a 1950s – 1970s stucco tract home where the original galley layout, slab foundation, and decades of Santa Ana heat have taken their toll. Homeowners here call Colonial ADU Builders when they want the same team that builds and finishes ADUs to handle the kitchen, because we already know the plumbing, electrical, and structural quirks of these mid-century slabs. Whether it’s a full gut remodel in the west-side ranch tracts off Lincoln Avenue or a lighter refresh in an Anaheim Hills two-story, call (877) 265-9846 for a free estimate. We’ve served Anaheim since 2011.

Call (877) 265-9846

Why Anaheim Homes Are Different

Anaheim’s housing stock splits into two very different animals. The flat west side, roughly the 92801, 92802, 92804, and 92805 ZIPs, is dominated by single-story stucco tract homes built between the 1950s and early 1970s on slab foundations. These houses have wide but shallow rear yards, which turns out to be a decisive factor for detached ADU placement, and their kitchens were originally framed as small galley spaces with load-bearing walls separating them from the living room. The hillside ZIPs, 92807 and 92808, are newer two-story construction with grading, slope, and drainage conditions that change how both ADU foundations and kitchen additions are engineered.

Climate matters more than most homeowners expect. Summer Santa Ana conditions are hot and dry, with gusts that drive wind-load calculations and, near the Anaheim Hills edges, ember-resistance requirements for exterior materials. That’s one reason our home service philosophy leans on James Hardie fiber-cement cladding. For kitchens specifically, the heat loads push HVAC planning into the conversation early: a remodel that doesn’t account for west-facing afternoon sun will be uncomfortable by July. Rare but intense winter storms concentrate drainage into short bursts, so any kitchen addition or bump-out needs proper site grading from day one.

Lot coverage is the quiet killer in Anaheim’s older tracts. Many west-side rear yards sit exactly at or just past the coverage line once you add a patio cover or pool, which is why we always measure and verify zoning before quoting a kitchen expansion that touches the footprint.

Our Main Anaheim Services

Anaheim homeowners call us most often about two projects: building a new ADU on an existing lot, and remodeling a bathroom inside the primary home. Both share the same Anaheim-specific challenges, from mid-century slab work to hillside grading and Santa Ana wind exposure.

ADU Builders in Anaheim

Building an ADU in Anaheim leans heavily on the city’s legacy of wide, flat 1950s and 60s ranch lots, especially in the 92801, 92804, and 92805 ZIPs where a detached rear-yard unit is unusually practical. Those same lots carry tight lot-coverage limits, so the difference between an approvable project and a rejected one often comes down to a few square feet. We match Anaheim homeowners to the right prefab product from our seven vetted manufacturers, or we go fully site-built when the lot, budget, or hillside condition calls for it. See how we approach Anaheim permits, setbacks, and build formats at ADU Builders in Anaheim.

ADU Builders in Anaheim

Bathroom Remodeling in Anaheim

Bathroom remodels in Anaheim frequently run into original 1960s copper supply lines and cast-iron drains buried under slab, which turns a cosmetic refresh into a slab-trenching job once the walls open up. In the denser older stock of 92802 and 92805, we also see smaller bathrooms where moving a wall or reworking a wet wall is the only way to gain usable space without a full addition. Our in-house plumbing and finish crews handle the entire job without subcontractor hand-offs. For the full Anaheim picture, visit Bathroom Remodeling in Anaheim.

Bathroom Remodeling in Anaheim
Need help today?Fast, friendly service and a no-obligation free estimate.

Call (877) 265-9846

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 Anaheim

Kitchen Remodeling in Anaheim

Kitchen remodeling in Anaheim is, at its core, a slab-foundation and small-footprint problem. The original galley kitchens in these 1950s – 70s stucco tracts were drawn for a smaller life: one cook, a breakfast nook, and no island. Today’s Anaheim homeowner wants an open plan, an island, and serious ventilation for summer Santa Ana heat, and that usually means removing or reinforcing a load-bearing wall and rerouting plumbing through a concrete slab. We handle that from the first structural assessment through the finished backsplash. For a wider look at our kitchen capability, including finishes from our in-house crews, see Kitchen Remodeling.

Full Kitchen Gut

Signs you need it

Your Anaheim kitchen has original 1960s plumbing, a load-bearing wall that cuts the room off from the living space, or water damage at the slab that keeps resurfacing.

What it costs in Anaheim

A full kitchen gut in Anaheim typically lands between $30,000 and $55,000 depending on cabinet grade, appliance selection, and whether we’re relocating plumbing in the slab.

How we do it

We strip to the studs, assess the slab and framing, move or reinforce the load-bearing wall, reroute plumbing and electrical, then rebuild with new drywall, cabinetry, counters, flooring, and a full finishing pass by our in-house crews.

Kitchen Expansion

Signs you need it

You’re adding square footage by pushing into a rear yard or captured side yard, and you want the kitchen to open into the new space without a structural compromise.

What it costs in Anaheim

Kitchen expansions in Anaheim run $45,000 to $80,000 or more, driven by foundation work, roof tie-in, and whether the west-side lot coverage line forces a smaller footprint than you first planned.

How we do it

We verify Anaheim lot-coverage and setback limits first, design the addition to the allowable footprint, pour or extend the slab foundation, frame and tie the roof, then finish the entire kitchen interior with our own crews so the new space flows as one room.

Cabinet and Counter Refresh

Signs you need it

Your kitchen layout works fine but the cabinets are worn from decades of Anaheim heat-dry cycles, or the counters are original laminate that’s delaminating at the seams.

What it costs in Anaheim

A cabinet and counter refresh in Anaheim typically starts around $15,000 and lands between $20,000 and $30,000 depending on wood species, door style, and countertop material.

How we do it

We measure the existing footprint, replace or reface cabinet boxes and doors, install new countertops and hardware, and finish with trim, backsplash, and a deep clean so the room reads as new.

What Kitchen Remodeling Costs in Anaheim

Item Typical range in Anaheim
Full kitchen gut $30,000 – $55,000
Kitchen expansion $45,000 – $80,000+
Cabinet and counter refresh $15,000 – $30,000

Is Kitchen Remodeling in Anaheim worth the cost?

Yes, when the remodel fixes the structural and climate problems that define these mid-century homes, not just the surface look. An Anaheim kitchen that opens the floor plan and upgrades ventilation returns value both in daily use and at resale. Call (877) 265-9846 for an exact quote.

Will the price change once work starts?

No, not on a fixed-price contract. We quote from a written line-item estimate, and we don’t issue change orders unless you request a change to the scope. Call (877) 265-9846 to schedule your free estimate.

Brands We Service in Anaheim

For Anaheim ADU projects, we install and finish units from a vetted seven-manufacturer portfolio that includes Mighty Buildings, Boxabl, Plant Prefab, and Tuff Shed, among others. That multi-brand reach means we recommend by lot, budget, and timeline rather than by what’s sitting in a warehouse. See our brands for the full lineup.

Pricing for ADU Company in Anaheim, CA

Service Typical range in Anaheim
Full kitchen gut $30,000 – $55,000
Kitchen expansion $45,000 – $80,000+
Cabinet and counter refresh $15,000 – $30,000
Bathroom remodel (small, full) $12,000 – $35,000
Bathroom remodel (primary suite) $35,000 – $70,000
Detached ADU, prefab $180,000 – $350,000
Detached ADU, site-built $250,000 – $400,000
Garage conversion ADU $120,000 – $200,000
ADU interior finish (in-house) $60,000 – $120,000

What pushes price up in Anaheim is usually the west-side lot-coverage line: a project that starts as a larger detached unit or kitchen expansion shrinks once we verify setbacks, and the cost per square foot rises on the smaller footprint. Hillside work in 92807 and 92808 adds grading and drainage line items that flat-west-side projects never see. We quote upfront, in writing, and we hold that number for the life of the contract.

Neighborhoods We Serve in Anaheim

We work across Anaheim’s distinct housing pockets, from the flat ranch tracts off Lincoln and Beach to the newer hillside subdivisions. Most of our crew travel within these neighborhoods daily, so scheduling follows the job, not a route map.

  • West Anaheim (92801, 92804) – 1950s – 60s ranch lots, detached ADU sweet spot
  • Central Anaheim (92802, 92805) – older and denser stock, garage conversions common
  • Anaheim Hills (92807, 92808) – newer two-story homes, grading and slope work
  • The Colony (92805) – Anaheim’s oldest tract, historic-character kitchens
  • Platinum Triangle (92802) – mixed-density lots near the resort corridor

We’re usually able to start Anaheim projects within two to four weeks of permit approval, depending on the season and current schedule.

Service Area – Cities Near Anaheim

Beyond Anaheim proper, we serve the surrounding north Orange County cities where the same mid-century tract stock and ADU demand show up. That includes Fullerton, CA, Placentia, CA, Orange, CA, and Villa Park, CA. If you’re on the edge of any of these cities, call and we’ll confirm coverage for your address.

Serving Anaheim, CA — Our Local Coverage Area

We’re based in the Anaheim 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 Anaheim

Do you work in all parts of Anaheim, including the hills?

Yes, we work across the flat west-side ZIPs, central Anaheim, and the Anaheim Hills communities of 92807 and 92808. Hillside projects require extra grading and drainage planning, which we scope into the estimate before any contract is signed. Call (877) 265-9846 for a free estimate.

Ready to get started? Free estimates · Written quotes before work starts response in Anaheim
Call (877) 265-9846

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 Anaheim Customers Say

★★★★★ 4.8 from 4+ reviews

"Every invoice was tied to a completed milestone, so I always knew what I was paying for."

— Beatriz Mendoza

"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."

— Christine Kim

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

— Todd Rhodes

How It Works in Anaheim

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 Anaheim — 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.

Request a Free Estimate

Tell us what's going on in Anaheim — we'll get back to you fast. No obligation.

When you send us your details, you acknowledge our Privacy Policy and agree to be contacted by phone, text, or email regarding your project, including by the service partners who may complete the work.

Prefer to text? Text Us
Call Now - 24/7 Dispatch
Areas We Serve
Call Now - 24/7 Dispatch