ADU Company in Rancho Cucamonga — One Fixed Price, Permits Handled

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ADU Company in Rancho Cucamonga, CA

Kitchen remodeling in Rancho Cucamonga usually means working inside a 1980s-to-2000s tract home with a closed-off floor plan, original builder-grade cabinets, and a layout that fights the way families actually live now. The heat is the other constant: summers here stay above 95 for weeks, and a poorly ventilated kitchen turns the whole house into an oven. Fullerton ADU Builders has remodeled kitchens across Rancho Cucamonga since 2017, and we plan every job around the lot, the slab, and the way the sun hits the house. Call (877) 801-4497 for a free estimate.

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Why Rancho Cucamonga Homes Are Different

Rancho Cucamonga’s housing stock is overwhelmingly master-planned tract homes built from the 1980s through the 2000s. That matters for remodeling because the original construction followed a formula: stucco exteriors, tile roofs, attached two-car garages, and interior layouts that predate open-concept living. Most kitchens in the 91701, 91729, 91737, and 91739 ZIP codes still have the original soffits, fluorescent light boxes, and peninsula walls that separate the kitchen from the family room. Every one of those details shapes the scope of a remodel.

The climate adds a second layer. Hot inland summers with direct sun and Santa Ana wind events mean a remodel has to account for cooling loads, window placement, and whether an exterior wall can take a range hood vent without weakening the stucco. The soil is the third factor people rarely plan for. A meaningful share of Rancho Cucamonga lots sit on former vineyard and citrus land, and some pockets have expansive soils or high water tables. When a kitchen addition or load-bearing wall change touches the foundation, the slab conditions can push the engineering further than a comparable job in Fontana or Upland. We factor that in before the first estimate, not after demolition starts.

Our Main Rancho Cucamonga Services

Two projects dominate the calls we get from Rancho Cucamonga homeowners: detached ADUs on oversized lots, and bathroom remodels in aging tract homes. Here is what each one actually involves here.

ADU Builders in Rancho Cucamonga

Rancho Cucamonga’s 6,000-to-10,000-square-foot lots leave real room for a detached ADU, but the city’s hillside and foothill zones add a wrinkle other Inland Empire cities do not have. Slope and fire-zone review can stretch permitting by months on the north side of the city, which is why we map the lot, the setbacks, and the access route before recommending a unit. From prefab models by Abodu, Cover, and Dvele to site-built construction, we match the unit to the lot rather than forcing a product that will not fit. Learn more about ADU Builders in Rancho Cucamonga.

ADU Builders in Rancho Cucamonga

Bathroom Remodeling in Rancho Cucamonga

Most bathroom remodels here start with a leak or a layout complaint: a 5-by-8 hall bath that has not changed since the Reagan administration, or a master bath with a fiberglass surround that has failed at the seams. Rancho Cucamonga’s hard water accelerates mineral buildup on fixtures and inside valves, so we plan for supply-line and shutoff replacements as part of the job rather than treating them as change orders. We carry the full bathroom scope in-house, from waterproofing to tile to ventilation upgrades. See what Bathroom Remodeling in Rancho Cucamonga involves.

Bathroom Remodeling in Rancho Cucamonga
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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.
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    You approve before work beginsNothing starts until you say go.

Kitchen Remodeling in Rancho Cucamonga

Kitchen remodeling in Rancho Cucamonga is almost always about correcting a tract-home floor plan that no longer works. The original kitchens in these 1980s-through-2000s houses were built tight and closed off, with a peninsula separating the cook from the family room, a fluorescent soffit hanging over the sink, and cabinetry that has spent 30 years absorbing cooking grease and summer heat. We open the room where the structure allows, upgrade ventilation for inland heat, and specify finishes that hold up to hard water and heavy use. For the full national picture of our Kitchen Remodeling scope, see the linked page; the Rancho Cucamonga reality is below.

Cabinet Replacement

Signs you need it

Drawer boxes are sagging, face frames have separated at the joints, or the interiors smell like decades of accumulated grease even after cleaning.

What it costs in Rancho Cucamonga

Cabinet replacement in Rancho Cucamonga typically runs $1,800 – $4,500 for a standard 10-by-10 kitchen when using mid-grade stock or RTA lines, though custom doors push that figure higher.

How we do it

We remove the old boxes without damaging the drywall, inspect the wall framing behind them, then install new cabinets level and anchored to studs with the door reveals set to a consistent gap.

Countertop Installation

Signs you need it

The existing laminate is peeling at the edges, the tile grout is stained past cleaning, or the surface has burn marks and chips that cannot be repaired.

What it costs in Rancho Cucamonga

Countertop installation in Rancho Cucamonga generally lands between $1,600 and $4,200 depending on the material, with quartz and granite at the upper end and solid surface mid-range.

How we do it

We template the exact slab dimensions after the cabinets are set, fabricate off-site to keep dust out of the house, and install with a mechanical fastening system rated for the material weight.

Kitchen Island Addition

Signs you need it

The kitchen has no landing zone for prep, no casual seating, and the existing peninsula blocks traffic between the range and the refrigerator.

What it costs in Rancho Cucamonga

A kitchen island addition in Rancho Cucamonga typically costs $4,500 – $9,000 including base cabinets, countertop, and electrical, though moving the sink or range to the island raises that range.

How we do it

We confirm the slab can carry the added point load, run any needed electrical through the floor, set the cabinet base, and anchor the island so it reads as part of the original structure.

What Kitchen Remodeling Costs in Rancho Cucamonga

Item Typical range in Rancho Cucamonga
Cabinet replacement $1,800 – $4,500
Countertop installation $1,600 – $4,200
Kitchen island addition $4,500 – $9,000

What pushes pricing up in Rancho Cucamonga is structural: load-bearing wall removal in a tract home requires a beam, and beam work is not a line item to guess at. Older slabs with expansive soil issues can also drive foundation-related costs on an addition. Every estimate we give is a written line-item quote, and the price on that sheet is the price you pay.

Can you remodel a kitchen without moving the plumbing?

Yes, and in Rancho Cucamonga it is often the smarter move. Keeping the sink, dishwasher, and gas line in place avoids slab cutting, which saves money and avoids surprises in neighborhoods with expansive soils. We only move plumbing when the layout change justifies the cost.

How long does a kitchen remodel take in Rancho Cucamonga?

Most Rancho Cucamonga kitchen remodels run 4 to 8 weeks from demolition to final walkthrough. Cabinet lead times, countertop fabrication, and city inspection scheduling are the three variables that stretch the timeline, so call (877) 801-4497 to get a schedule built around your project.

Brands We Service in Rancho Cucamonga

We work across the prefab ADU spectrum, with direct familiarity in Abodu, Cover, and Dvele units, and we specify James Hardie fiber cement exteriors on site-built projects. Parts and finish materials for these brands are sourced through regional suppliers, which keeps lead times predictable. See our brands for the full list.

Pricing for ADU Company in Rancho Cucamonga, CA

Service Typical range in Rancho Cucamonga
Kitchen cabinet replacement $1,800 – $4,500
Countertop installation $1,600 – $4,200
Kitchen island addition $4,500 – $9,000
ADU project planning and feasibility $500 – $1,500
Prefab ADU site preparation $8,000 – $25,000
Site-built ADU construction $180,000 – $450,000
Bathroom remodel (standard 5×8) $12,000 – $28,000
Bathroom remodel (master with custom tile) $25,000 – $55,000

In Rancho Cucamonga, the two factors that move a price most are soil conditions on kitchen additions or ADU foundations, and hillside fire-zone requirements on the north side of town. We quote fixed pricing with written line items and no change orders unless the scope itself changes.

Neighborhoods We Serve in Rancho Cucamonga

We work across the full city, from the 1980s tracts near the Victoria Gardens corridor to the foothill-adjacent streets of Alta Loma and the established neighborhoods around Etiwanda. Our service area covers all four ZIP codes: 91701, 91729, 91737, and 91739.

  • Alta Loma
  • Etiwanda
  • Terra Vista
  • North Etiwanda
  • Victoria

Most estimates in Rancho Cucamonga can be scheduled within a week of the first call, and we return every estimate within two business days.

Service Area – Cities Near Rancho Cucamonga

We serve Rancho Cucamonga and the surrounding Inland Empire communities, including San Antonio Heights, CA to the northwest, Upland, CA to the west, Ontario, CA to the south, and Fontana, CA to the east. If you are on the edge of one of these cities, call (877) 801-4497 and we will confirm coverage for your address.

Serving Rancho Cucamonga, CA — Our Local Coverage Area

We’re based in the Rancho Cucamonga 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 Rancho Cucamonga

Ready to get started? Free estimates · Written quotes before work starts response in Rancho Cucamonga
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 Rancho Cucamonga 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 Rancho Cucamonga

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 Rancho Cucamonga — typically within 30–60 minutes, with parts stocked on the truck.

3

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We complete the job to your full satisfaction, backed by our warranty and 100% satisfaction guarantee.

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