ADU Company in Huntington Beach — Plans, Permits & Build, One Fixed Price

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 Huntington Beach, CA

Kitchen remodeling in Huntington Beach usually means working inside a 1950s-to-1970s ranch home where the original footprint never anticipated the way families cook and gather today. We pull permits, reconfigure the layout, and finish with cabinetry, counters, flooring, and lighting built for the way this city actually lives: casual, coastal, and heavily used year-round. Most of our Huntington Beach kitchen jobs run between $35,000 and $85,000, depending on whether you’re refreshing surfaces or moving walls. Call (866) 808-7312 when you’re ready to talk about your floor plan.

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Why Huntington Beach Homes Are Different

Huntington Beach is built out. There are almost no empty lots left, so nearly every ADU here is a backyard infill detached unit or a garage conversion behind an existing single-family home. That changes the conversation before a single board is cut: setbacks, alley access, parking requirements, and the city’s Coastal Zone rules all shape what fits on your specific lot. Properties west of PCH near the beach fall under the Local Coastal Program, which adds a coastal development permit layer that inland lots in 92646 and 92647 don’t carry. If you’re east of Beach Boulevard, your project is generally governed by state ADU statutes with fewer overlapping agencies.

The inland east side is mostly 1950s and 1960s single-story ranch tract homes with attached or detached garages and surprisingly generous rear yards. Those are the textbook candidates for garage conversions and rear detached ADUs. The downtown and beachside blocks in 92648 are a different animal: smaller lots, older cottages, tighter setbacks, and alley-loaded access that can actually work in your favor for a rear unit. The marine layer doesn’t just fog the mornings either. Salt-laden onshore air means we spec corrosion-resistant fasteners, hardware, and roofing on any exterior work west of Edwards Street. Moisture is the quiet enemy on detached units and garage conversions, so we pay attention to ventilation and flashing details inland contractors sometimes skip.

Our Main Huntington Beach Services

Most Huntington Beach homeowners call us about one of two things: adding livable square footage on their existing lot, or upgrading the rooms they already use every day. Here’s how each one works in this city specifically.

ADU Builders in Huntington Beach

An ADU in Huntington Beach is almost never a ground-up build on an empty parcel. It’s a garage conversion on a postwar ranch lot or a detached rear unit tucked behind an existing home, and the difference between those two paths comes down to your setbacks, your alley access, and whether you’re in the Coastal Zone. We handle the permit drawings, the site prep, the foundation, the utility sequencing, and the full interior finish, so you’re not juggling a separate electrician, plumber, and cabinet installer. If you’ve been researching Abodu, Mighty Buildings, or Boxabl, we’re comfortable with those systems and can help you decide whether prefab or stick-frame makes more sense for your specific lot. ADU Builders in Huntington Beach covers the full scope, from permit to punch-list.

ADU Builders in Huntington Beach

Bathroom Remodeling in Huntington Beach

Bathroom remodels in Huntington Beach tend to hinge on older plumbing and the moisture that coastal air pushes into walls and grout lines every single day. We open the room, inspect the framing, replace or reroute the supply and drain lines as needed, and rebuild with fixtures and surfaces that hold up to humidity and salt exposure. Many of our clients tackle a bathroom remodel in the main house at the same time they’re adding an ADU, since the scheduling overlap keeps one crew on-site and one permit stream moving. Bathroom Remodeling in Huntington Beach walks through the details for this city’s older baths.

Bathroom Remodeling in Huntington Beach
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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 Huntington Beach

Kitchen remodeling in Huntington Beach usually means opening up a closed-off 1960s ranch galley or reworking an awkward corner kitchen into a space that handles daily use, weekend entertaining, and the occasional extended-family holiday. We handle the full job from demo to finish work, including the Kitchen Remodeling trades you’d otherwise have to coordinate separately: cabinetry, counters, plumbing, electrical, flooring, and lighting. The marine layer and salt air don’t affect your kitchen the way they affect an ADU exterior, but older tract homes here frequently hide cast-iron drain lines and undersized electrical panels that need attention the moment we open the walls. Here are the two kitchen remodels we do most often in Huntington Beach.

Full Kitchen Remodel

Signs you need it

The layout fights you every time you cook, the cabinets are original to the house, and the electrical panel can’t support the appliances you actually use.

What it costs in Huntington Beach

A full kitchen remodel in Huntington Beach typically runs $45,000 to $85,000, depending on whether you’re moving plumbing, load-bearing walls, or the electrical service.

How we do it

We demo to studs, rough in new plumbing and electrical, patch or reframe as needed, then install cabinets, counters, flooring, lighting, and finishes in sequence with city inspections at each milestone.

Kitchen Refresh

Signs you need it

The layout works fine, but the cabinets, counters, and fixtures are worn, dated, or failing after decades of daily use.

What it costs in Huntington Beach

A kitchen refresh in Huntington Beach usually lands between $25,000 and $45,000, covering new cabinet faces or replacement cabinets, countertops, a sink and faucet, and lighting without moving walls.

How we do it

We keep the existing footprint, replace the surfaces and hardware, update the plumbing fixtures and lighting, and repaint or refinish so the room looks new without the cost of moving load-bearing structure.

What Kitchen Remodeling Costs in Huntington Beach

Item Typical range in Huntington Beach
Kitchen refresh (surfaces, fixtures, no layout change) $25,000 – $45,000
Full kitchen remodel (new layout, cabinets, counters, flooring) $45,000 – $85,000
Open-concept wall removal (structural beam, matching floors) $55,000 – $90,000

How long does a kitchen remodel take in Huntington Beach?

A refresh usually takes 3 to 5 weeks, and a full remodel with structural work runs 8 to 12 weeks. Permitting tends to move faster east of PCH, where Coastal Zone review isn’t part of the process. Call (866) 808-7312 for a schedule that fits your specific scope.

Will the price change once work starts?

Only if we open the wall and find something your plans couldn’t show, like a rotted drain line or an overloaded panel. We write line-item quotes and walk you through any discovery before we proceed. Call (866) 808-7312 for a written estimate.

Brands We Service in Huntington Beach

Our Huntington Beach clients frequently ask about Mighty Buildings, Boxabl, and Plant Prefab, and we’re familiar with how each one sequences delivery, site prep, and utility hookup on a typical coastal lot. We also work with Tuff Shed structures where a detached accessory space makes sense. You can see the full scope of what we install on our brands page.

Pricing for ADU Company in Huntington Beach, CA

Service Typical range in Huntington Beach
Kitchen refresh (surfaces, fixtures, no layout change) $25,000 – $45,000
Full kitchen remodel (new layout, cabinets, counters, flooring) $45,000 – $85,000
Open-concept wall removal (structural beam, matching floors) $55,000 – $90,000
Detached one-bedroom ADU (stick-frame) $180,000 – $280,000
Detached two-bedroom ADU (stick-frame) $250,000 – $400,000
Prefab one-bedroom ADU (unit, site prep, utility connections) $150,000 – $250,000
Garage conversion to in-law suite $100,000 – $180,000
Full bathroom remodel $22,000 – $45,000
Bathroom refresh (fixtures, surfaces, no layout change) $12,000 – $22,000

Prices in Huntington Beach climb when the project sits west of PCH under Coastal Zone review, when the lot has tight setbacks the design has to work around, or when the existing home needs electrical panel and drain-line upgrades before new work can tie in. We write a fixed-price, line-item quote before you sign, and we don’t write change orders to cover scope we should have caught in the estimate.

Neighborhoods We Serve in Huntington Beach

We work across the full stretch of Huntington Beach, from the downtown cottages near Main Street to the inland ranch tracts south of the 405. Here are the areas we’re in most often:

  • Downtown Huntington Beach (92648): older cottages, alley-loaded lots, Coastal Zone permitting.
  • Edison Park (92646): mid-century ranches with large rear yards, prime garage-conversion candidates.
  • Faire Marin / Harbour Landing (92647): 1960s and 1970s tracts with ample side yards for detached units.
  • Edwards Hill (92646/92648 line): transitional lots where coastal and inland rules blur.
  • South Huntington Beach (92615): 1970s homes with larger garages, many already plumbed for laundry conversions.

We typically schedule an on-site walkthrough within one to two weeks of your first call, depending on how far east or west of Beach Boulevard the property sits.

Service Area – Cities Near Huntington Beach

We serve Huntington Beach and the surrounding Orange County communities with the same direct contractor relationship. That includes Midway City, CA, Fountain Valley, CA, Westminster, CA, and Costa Mesa, CA. If you’re in one of these cities and weighing an ADU or kitchen remodel, the same crew that works Huntington Beach handles your job from start to finish.

Serving Huntington Beach, CA — Our Local Coverage Area

We’re based in the Huntington Beach 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 Huntington Beach

Ready to get started? Free estimates · Free written quotes response in Huntington Beach
Call (866) 808-7312

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 Huntington Beach Customers Say

★★★★★ 4.8 from 4+ reviews

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

— Lucia Flores

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

— Ernesto Hernandez

"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."

— Shane Miller

How It Works in Huntington Beach

Getting your adu handled is simple and fast.

1

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A background-checked, certified technician arrives in Huntington Beach — typically within 30–60 minutes, with parts stocked on the truck.

3

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