ADU Company in Mentone — 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.

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ADU Company in Mentone, CA

Kitchen remodeling in Mentone means working with older foothill homes, many built before 1980, where original layouts, worn cabinetry, and dated plumbing don’t match how families live today. Most Mentone kitchens sit inside single-family houses on large lots that experience hot, dry summers and occasional winter freezes, so material choices and ventilation planning matter more here than in coastal areas. Colonial ADU Builders handles the full scope: tear-out, rough-in, cabinetry, counters, appliances, and the finish details that make a kitchen work for this specific climate and housing stock. If you’re ready to price a kitchen remodel in the 92359 ZIP, call (877) 265-9846 for a free estimate.

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Why Mentone Homes Are Different

Mentone sits in unincorporated San Bernardino County, east of Redlands and below the foothill transition into Wildland-Urban Interface territory. That means ADU and remodeling work here runs on county building and planning rules, not a city permit counter. For many Mentone parcels, fire-safety review under WUI standards shapes what you can build and how close to the property line a detached structure can sit. The lots themselves are often sloped, which complicates foundation work and utility runs. Existing homes vary widely: older wood-frame houses from the 1960s and 1970s, mobile homes on permanent foundations, and newer custom foothill builds share the same roads. The age spread means no two kitchen remodels start from the same wall condition or the same electrical panel capacity. Hot Santa Ana wind events push us toward non-combustible exterior cladding and careful ventilation design, while winter nights below freezing make insulation and pipe routing decisions that coastal contractors rarely think about.

Our Main Mentone Services

Two services dominate the calls we get from Mentone homeowners: accessory dwelling unit construction and bathroom remodeling. Here’s what each involves on the ground in 92359.

ADU Builders in Mentone

Detached ADUs are a practical option across Mentone because lot sizes are generally generous, even on sloped terrain. The permitting path runs through San Bernardino County, and many projects trigger WUI fire-safety review, which means defensible-space planning and Class A-rated assemblies from the earliest design conversations. We evaluate well and septic capacity before recommending a unit, because a private wastewater system’s remaining capacity often decides whether a two-bedroom ADU pencils out. We match you to the right ADU product from seven prefab manufacturers or go fully site-built when site conditions or county feedback require it. Full details live on our dedicated page: ADU Builders in Mentone.

ADU Builders in Mentone

Bathroom Remodeling in Mentone

Older Mentone bathrooms usually need more than surface updates. Original cast-iron drains, limited venting, and layouts built for a different era are common in 1970s and earlier homes here. Our in-house bathroom crews handle the complete scope: demo, subfloor repair, waterproofing, plumbing rough-in, tile, fixtures, and finish work. Because we also build ADUs, we know how bathroom layout decisions interact with overall floor plans and county code requirements. See the detailed service breakdown on our dedicated page: Bathroom Remodeling in Mentone.

Bathroom Remodeling in Mentone
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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 Mentone

Kitchen Remodeling in Mentone

Kitchen remodeling in Mentone starts with a careful read of what the home actually has: wiring from the original build, a layout that predates open-concept living, and wall cavities that sometimes hide surprises behind 50-year-old drywall. Because this climate runs hot and dry with wildfire-season air quality concerns, we recommend ventilation and cooling choices that hold up under sustained heat, including range hoods that actually exhaust outside and finish materials rated for low humidity swings. We also account for the fact that many Mentone homes are on wells, where water pressure and filtration affect fixture selection. Everything from cabinet layout to appliance placement gets planned around the specifics of your lot and your house. That’s the difference between a cookie-cutter remodel and one that works for this zip code. You can see the broader service overview at Kitchen Remodeling.

Cabinet and Countertop Replacement

Signs you need it

Cabinet boxes are sagging, doors no longer align, or laminate counters are delaminating at the seams.

What it costs in Mentone

Cabinet refacing typically runs $7,000 to $16,000, while full cabinet and countertop replacement usually falls between $15,000 and $35,000 depending on material grade.

How we do it

We remove existing cases, verify the wall framing can carry the new load, install factory-finished boxes or refaced fronts, then set counters and align every door and drawer face after installation.

Full Kitchen Renovation

Signs you need it

The layout blocks how you cook, storage is inadequate, or the original plumbing and electrical can’t support modern appliance loads.

What it costs in Mentone

Major kitchen remodels in Mentone typically range from $40,000 to $75,000, with luxury remodels running $80,000 to $120,000 or more when the scope includes structural changes.

How we do it

We demo to studs where needed, reframe the layout, pull county permits, run new electrical and plumbing, rebuild the space with new cabinetry and surfaces, and finish with in-house crews so there’s no hand-off between trades.

What Kitchen Remodeling Costs in Mentone

Item Typical range in Mentone
Kitchen cabinet refacing $7,000 – $16,000
Full cabinet and countertop replacement $15,000 – $35,000
Major kitchen remodel $40,000 – $75,000

Prices move up in Mentone when the home needs a panel upgrade, when county review requires WUI-compliant exterior changes tied to the remodel, or when a well and septic system evaluation reveals the need for capacity upgrades before the kitchen scope can proceed.

How long does a kitchen remodel take in Mentone?

Most cabinet and countertop replacements finish in two to four weeks. Full kitchen renovations run eight to twelve weeks depending on county permit review speed, structural changes, and material lead times. Call (877) 265-9846 for a schedule estimate tied to your specific scope.

Will the price change once the kitchen remodel starts?

No. We quote a fixed price after the on-site walkthrough and stick to it with no change orders unless you ask to expand the scope mid-project. Call (877) 265-9846 to schedule a free on-site estimate for your Mentone kitchen.

Brands We Service in Mentone

We install and service ADU structures from Mighty Buildings, Boxabl, and Plant Prefab, along with Tuff Shed-based conversions where the lot and budget align. Components and finish materials for these units are ordered with local lead times in mind so the Mentone build schedule doesn’t stall. Visit our brands to see the full portfolio.

Pricing for ADU Company in Mentone, CA

Service Typical range in Mentone
Kitchen cabinet refacing $7,000 – $16,000
Full cabinet and countertop replacement $15,000 – $35,000
Major kitchen remodel $40,000 – $75,000
Luxury kitchen remodel $80,000 – $120,000+
Bathroom remodel $12,000 – $25,000
Primary bathroom remodel $25,000 – $50,000
Prefab ADU (one-bedroom) $150,000 – $250,000
Prefab ADU (two-bedroom) $250,000 – $400,000+
Site-built ADU $300,000 – $500,000+

In Mentone, prices climb when county WUI review requires upgraded exterior assemblies, when a parcel needs septic system expansion to serve the additional bedroom and bathroom count, or when the sloped site demands more foundation engineering than a flat lot would. We write fixed, line-item quotes before any work starts, so the number you approve is the number you pay.

Neighborhoods We Serve in Mentone

Our crews work throughout the 92359 ZIP and the surrounding foothill area. We schedule estimates across Mentone’s mix of older subdivisions, rural lots, and newer foothill builds, and we plan each project around county permit appointments rather than a one-size-fits-all calendar.

  • Mentone core and the area near Mentone Boulevard
  • East Mentone toward Greenspot Road
  • Foothill parcels near the Crafton Hills edge
  • Rural lots off of Highway 38
  • West Mentone along the Redlands boundary

Response time for a Mentone estimate is usually within two to three business days, depending on how many county inspections are already on the schedule that week.

Service Area – Cities Near Mentone

Colonial ADU Builders has served Mentone since 2011, and we regularly work in the surrounding San Bernardino County communities. Homeowners in Redlands, CA often call us for kitchen remodels and ADU planning in established neighborhoods. In Yucaipa, CA, we see similar foothill and well-and-septic conditions as Mentone. Projects in Highland, CA often involve East Highland’s mix of older and newer housing, while Calimesa, CA brings county permitting and rural-lot considerations of its own. Wherever you’re planning a kitchen remodel or ADU in the area, call (877) 265-9846 to start with a free estimate.

Serving Mentone, CA — Our Local Coverage Area

We’re based in the Mentone 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 Mentone

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

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 Mentone — 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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