ADU Company in Claremont — 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 Claremont, CA

Kitchen remodeling in Claremont means working inside homes built between the 1940s and 1970s, where original layouts were designed for a different era of cooking and gathering. The five Claremont Colleges keep demand for well-built rental units steady, and homeowners in neighborhoods like the Claremont Village and Chaparral are discovering that a well-executed kitchen remodel often outpaces an ADU addition for immediate livability. And because Claremont sits at the base of the San Gabriel Mountains, decisions about ventilation, materials, and cooling load matter more here than they do ten miles south. Call (833) 589-8273 to talk through what your kitchen actually needs.

Call (833) 589-8273

Why Claremont Homes Are Different

Claremont’s housing stock is predominantly mid-century and older single-family construction on generous lots, often shaded by mature oaks and sycamores that the city takes seriously. That tree canopy is part of the town’s identity, and it changes how we plan any project, from a kitchen addition that bumps out toward a protected root zone to an ADU that has to sit clear of a heritage oak. The local climate compounds it: hot, dry Inland Empire summers with Santa Ana wind events and foothill wildfire-interface exposure mean exterior cladding, roofing, and window choices need to work with the heat, not against it.

Permitting here is not the streamlined, state-law-default process many Southern California homeowners expect. Claremont’s design review culture is deliberate, and projects that ignore the city’s single-family character get slowed or stopped. We plan for that from the first site visit, which is why our clients include homeowners from the leafy streets north of Foothill Boulevard down through the Village and into the newer pockets south of the 210.

Our Main Claremont Services

Most Claremont homeowners call us about one of two things: adding a backyard ADU for rental income or family, or bringing a tired bathroom up to modern function without losing the home’s original character. Here is what each involves locally.

ADU Builders in Claremont

Claremont’s ADU market leans heavily toward detached backyard units serving the steady rental demand from the colleges, along with multigenerational households who want aging parents close by. What makes Claremont different is how often the project hinges on tree preservation and design review rather than just square footage. We help clients compare prefab and site-built options against their specific lot, canopy, and setback constraints, then manage the whole thing from foundation through finishes. ADU Builders in Claremont covers the full process, including the prefab brands we source and how design review works here.

ADU Builders in Claremont

Bathroom Remodeling in Claremont

Older Claremont homes often have one small hall bath and perhaps a cramped primary bath with original tile and plumbing that has seen six decades of use. Remodeling in these homes means working around joist spacing, cast-iron drain lines, and walls that are rarely perfectly square. We handle everything from layout changes to full gut renovations, and because we also build ADUs, we can sequence a primary bath remodel alongside a backyard unit so you are not living through construction twice. Bathroom Remodeling in Claremont has the specifics on timelines, permits, and pricing for this service.

Bathroom Remodeling in Claremont
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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 Claremont

Kitchen remodeling in Claremont is about solving problems baked into homes that predate open-concept living. Most kitchens we see in the 91711 ZIP code were built as closed-off workrooms: narrow doorways, limited counter space, single ovens, and ventilation that fights the Inland Empire heat. And because so many Claremont homes sit under mature oaks with hot, dry summers pressing against the back of the house, energy-efficient appliances, proper range hood venting, and materials that hold up to temperature swings are not optional. We design remodels that respect the home’s mid-century bones while giving you a kitchen that actually functions for how you cook now. This work pairs naturally with our Kitchen Remodeling approach: full-scope responsibility, no subcontracted handoffs, and a plan that accounts for Claremont’s specific climate from day one.

Cabinet Replacement

Signs you need it

Drawers that stick, hinges that sag, or layout dead space that makes half your lower cabinets unusable are all signs the cabinetry has outlived its useful life.

What it costs in Claremont

Cabinet replacement in Claremont typically runs $300 to $700 per linear foot installed, depending on whether you choose off-the-shelf, semi-custom, or full custom boxes.

How we do it

We measure the existing footprint, help you choose a cabinet line that fits your budget and lead time, then strip the old boxes and install new ones with leveling, soft-close hardware, and finished toe kicks.

Countertop and Island Installation

Signs you need it

Cracked laminate, stained grout lines, or a kitchen that has no island but clearly has the floor space for one are the most common triggers we hear in Claremont.

What it costs in Claremont

New countertops in Claremont run $45 to $150 per square foot installed, with islands adding $1,500 to $6,000 total depending on size and whether plumbing or electrical is involved.

How we do it

We template the existing layout, fabricate the new surface offsite, and install it with a waterproofed substrate and properly sealed seams, adding an island only if the surrounding floor plan can actually support one.

What Kitchen Remodeling Costs in Claremont

Item Typical range in Claremont
Full kitchen remodel (10×12 foot) $30,000 – $55,000
Cabinet replacement $300 – $700 per linear foot installed
Countertop installation $45 – $150 per square foot installed

How long does a kitchen remodel take in Claremont?

Most full kitchen remodels in Claremont take 6 to 10 weeks from demo to final walkthrough. Custom cabinetry and city permit review can add time.

Will a kitchen remodel in Claremont require permits?

Yes, if you are moving plumbing, electrical, or walls. We pull all necessary permits and handle inspections, and we will tell you upfront what falls under Claremont’s design review.

Brands We Service in Claremont

We work across a range of manufacturers, including Boxabl, Plant Prefab, and Tuff Shed, and we specify James Hardie fiber-cement siding for exterior applications that need to hold up in Claremont’s heat and wind. Local parts stock varies by brand, but we maintain enough lead time visibility to keep most projects on schedule. See our brands for the full list and what each one does best.

Pricing for ADU Company in Claremont, CA

Service Typical range in Claremont
Full kitchen remodel (10×12 foot) $30,000 – $55,000
Cabinet replacement $300 – $700 per linear foot installed
Countertop installation $45 – $150 per square foot installed
Kitchen island addition $1,500 – $6,000
Full bathroom remodel $15,000 – $35,000
Shower or tub replacement $6,000 – $15,000
Vanity and fixture update $3,000 – $8,000
Detached ADU (prefab) $150,000 – $350,000
Detached ADU (site-built) $200,000 – $450,000
Garage conversion ADU $120,000 – $250,000

In Claremont, prices climb when tree preservation forces foundation and roof adjustments, when design review requires architectural revisions, and when hillside lots demand additional fire-hardening measures. We give every client a written, line-item quote before work starts, and we do not change the price once we have agreed on scope.

Neighborhoods We Serve in Claremont

We work throughout Claremont, from the historic Claremont Village and the tree-lined streets around Memorial Park to the larger lots in Chaparral, Claraboya, and the neighborhoods north of Baseline Road. Our typical response time for estimates across Claremont is one to two business days, depending on site visit scheduling.

  • Claremont Village
  • Chaparral
  • Claraboya
  • Northeast Claremont
  • South of the 210 corridor

Service Area – Cities Near Claremont

Claremont sits at the eastern edge of Los Angeles County, right where the foothills meet the Inland Empire. We regularly take on projects in Montclair, CA just south of the 10, in La Verne, CA to the west, in Upland, CA to the east, and up toward the foothill community of San Antonio Heights, CA. If you are anywhere in this corridor and evaluating an ADU or kitchen remodel, we can help you think through what makes sense for your specific lot and home.

Serving Claremont, CA — Our Local Coverage Area

We’re based in the Claremont 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 Claremont

Ready to get started? Free estimates · Free on-site estimates response in Claremont
Call (833) 589-8273

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 Claremont Customers Say

★★★★★ 5.0 from 4+ reviews

"He gave us a realistic rental number for the finished unit rather than the optimistic one, and it's renting for about what he said."

— Andres Rodriguez

"Sound insulation between the unit and the main house is better than I expected. You genuinely cannot hear the tenant."

— Imani Ellison

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

— Gilbert Vargas

How It Works in Claremont

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 Claremont — 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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