ADU Company in San Antonio Heights, CA
We handle kitchen remodeling for San Antonio Heights homeowners, and the work here looks almost nothing like a tract-home refresh ten minutes downhill in Upland. Your house likely sits on a graded hillside pad with older wiring, dated plumbing runs, and a floor plan built for 1960s living rather than how families cook now. Summer heat pushing past 100 degrees and Santa Ana wind events mean ventilation, heat-resistant surfaces, and cooling capacity drive design decisions you would never think about in a coastal remodel. We specialize in ADUs and interior remodels, so the same team that builds your unit can also rebuild the kitchen that makes it rentable. Call (866) 730-4828 when you’re ready to walk through what a San Antonio Heights kitchen actually costs and how long it takes.
Why San Antonio Heights Homes Are Different
San Antonio Heights is an unincorporated, semi-rural foothill community perched above the San Bernardino Valley along the base of the San Gabriel Mountains. Nearly every project here is really a hillside project. Grading, retaining walls, septic or sewer constraints, and lot coverage on large sloped parcels drive design far more than in the flat tract subdivisions of neighboring Upland or Rancho Cucamonga. Many lots are big enough for a detached ADU, but the terrain and fire-zone rules, not the setback math, are what usually decide whether the project makes financial sense.
The housing stock is overwhelmingly single-family, large-lot, mid-century-and-later custom and ranch homes on hilly, often unpaved or narrow-access roads, plus scattered horse properties. That means remodels touch homes built before modern seismic and utility standards, so when we tie in a new unit or gut a kitchen, we regularly find panels that need upgrading and galvanized supply lines that belong in a museum. Our team plans for that from the first walkthrough.
The climate compounds everything. This is hot, dry inland Southern California foothill country with a landscape graded Very High Fire Hazard Severity. Kitchen ventilation, fire-resistant exterior details on any new build, and HVAC sizing have to work harder here than in valley-floor cities.
Our Main San Antonio Heights Services
Two projects dominate the calls we get from San Antonio Heights homeowners: building detached ADUs and bringing bathrooms up to rentable or multigenerational standard.
ADU Builders in San Antonio Heights
A detached ADU on a San Antonio Heights parcel is a different animal from a flat-lot build in Upland. Sloped sites mean engineered foundations and sometimes retaining walls before the first panel arrives. Fire-zone requirements under Chapter 7A shape the roofline, vent choices, and where the unit can sit on the lot relative to defensible space. Utility runs are longer, and many older primary homes need electrical panel upgrades when a new unit ties in. We work with brand-agnostic product options including Abodu, Cover, Dvele, and Plant Prefab so the recommendation matches your terrain and budget rather than a single locked-in system. ADU Builders in San Antonio Heights is where we break down the full build process for this specific community.
Bathroom Remodeling in San Antonio Heights
Bathrooms in San Antonio Heights ranch homes are usually original: cast-iron tubs, single vanity, linoleum over tongue-and-groove, and a window in the shower. For an ADU, the bathroom is what turns a backyard room into a rentable unit. For a primary home, a dated bath drags down the whole property and becomes the first thing a multigenerational family wants changed. Hillside drainage and older subfloor conditions mean we check slope, venting, and moisture intrusion before design gets finalized. Bathroom Remodeling in San Antonio Heights covers the full scope and local pricing.
What happens when you call
- 1
A real person answersNo phone trees — you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Kitchen Remodeling in San Antonio Heights
Kitchen remodeling in San Antonio Heights means working inside 1960s and 1970s ranch homes where the original footprint, plumbing, and wiring are still doing the job they were installed to do a half-century ago. Throw in foothill summer heat that punishes poor ventilation and you get a remodel that has to solve comfort and code issues at the same time. We plan kitchens for how San Antonio Heights homeowners actually live: large prep zones for multi-generational cooking, durable surfaces that survive tracked-in dust from unpaved lanes, and range hoods that actually move hot air out. Our Kitchen Remodeling service is handled end to end by the same team that builds ADUs, so the kitchen that makes a unit rentable is in scope from day one.
Full Kitchen Gut and Rebuild
Signs you need it
You have a closed-off galley layout, failing cabinet boxes, original wiring that won’t support modern appliances, and a floor that slopes with the hillside.
What it costs in San Antonio Heights
A full kitchen gut and rebuild in San Antonio Heights typically lands between $45,000 and $85,000 depending on structural work, appliance grade, and hillside access.
How we do it
We demo to studs, correct subfloor slope, run new electrical and plumbing, install cabinetry and counters, tile the backsplash, and finish with code-compliant ventilation sized for foothill heat.
Cabinet Refacing and Countertop Replacement
Signs you need it
Your layout works fine but the faces are delaminating, drawer boxes are sagging, and the counters are worn laminate or cracked tile.
What it costs in San Antonio Heights
Cabinet refacing with new countertops in San Antonio Heights usually runs $12,000 to $22,000 depending on square footage and material choice.
How we do it
We keep the cabinet boxes, replace faces and hardware, install new counters, and rework the sink and backsplash areas without disturbing the existing footprint.
Kitchen Appliance and Ventilation Upgrade
Signs you need it
Your range hood recirculates air back into the room, the wall oven is original to the house, and summer cooking turns the kitchen into a heat trap.
What it costs in San Antonio Heights
A ventilation and appliance upgrade in San Antonio Heights typically costs $8,000 to $18,000 including ducting, electrical modifications, and appliance installation.
How we do it
We route proper ducted venting to the exterior, upgrade circuits for new appliances, install the range, oven, and hood, and button everything back up with trim and drywall repair.
What Kitchen Remodeling Costs in San Antonio Heights
| Item | Typical range in San Antonio Heights |
|---|---|
| Full kitchen gut and rebuild | $45,000 – $85,000 |
| Cabinet refacing and countertop replacement | $12,000 – $22,000 |
| Appliance and ventilation upgrade | $8,000 – $18,000 |
How long does a kitchen remodel take in San Antonio Heights?
A full gut and rebuild typically runs 6 to 10 weeks on a hillside home, with permit review and access constraints adding time to the schedule. Cabinetry refacing usually wraps in 2 to 3 weeks. Call (866) 730-4828 for a written timeline on your specific kitchen.
Will a kitchen remodel trigger panel or plumbing upgrades in San Antonio Heights?
Often yes, because most primary homes here predate modern electrical and plumbing standards. We flag panel capacity and supply-line condition during the estimate, so the number you approve is the number you pay. Schedule your free walkthrough at (866) 730-4828.
Brands We Service in San Antonio Heights
We work with options you have likely already researched: Abodu and Cover for panelized builds, Tuff Shed for simpler studio shells, and James Hardie fiber-cement systems for exteriors that stand up to foothill sun and wind. Because we source from multiple manufacturers, the first conversation is about your goals and lot reality, not about moving one product line. See our brands for the full sourcing philosophy.
Pricing for ADU Company in San Antonio Heights, CA
| Service | Typical range in San Antonio Heights |
|---|---|
| Full kitchen gut and rebuild | $45,000 – $85,000 |
| Cabinet refacing and countertop replacement | $12,000 – $22,000 |
| Kitchen appliance and ventilation upgrade | $8,000 – $18,000 |
| Detached ADU, 400 – 600 sq ft (modular or panelized) | $180,000 – $300,000 |
| Detached ADU, 600 – 900 sq ft | $250,000 – $420,000 |
| Garage conversion ADU | $130,000 – $220,000 |
| Bathroom remodel (full gut) | $22,000 – $45,000 |
| Bathroom remodel (cosmetic update) | $8,500 – $18,000 |
Hillside access, retaining wall work, long utility runs, and Wildland Urban Interface compliance push San Antonio Heights project costs above flat-lot pricing in nearby cities. We give you a written, line-item estimate before work starts and hold to it, with no change orders unless you add scope.
Neighborhoods We Serve in San Antonio Heights
We work throughout the 91784 ZIP code, from the upper ridge lines down to the transition at the Upland city limit.
- Upper Euclid Avenue corridor
- Mountain Avenue foothill parcels
- Alpine Drive and surrounding hill streets
- Mesquite Lane and equestrian-zoned lots
- 24th Street hillside parcels
Response time for an estimate visit in San Antonio Heights is generally within 1 to 2 business days, with scheduling flexibility for homeowners coordinating around work travel.
Service Area – Cities Near San Antonio Heights
Our ADU and remodeling work extends from San Antonio Heights into the surrounding foothill and valley communities. Homeowners in Upland, CA and Claremont, CA bring us into denser, older housing stock with its own permit quirks, while Rancho Cucamonga, CA and Montclair, CA projects tend to run on flatter lots with simpler access. The same consultative, brand-agnostic approach applies everywhere we work.
Serving San Antonio Heights, CA — Our Local Coverage Area
We’re based in the San Antonio Heights 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 San Antonio Heights
Yes, we handle permitting through the County of San Bernardino, including Title 24 energy calculations and any Wildland Urban Interface review triggered by the property’s Fire Hazard Severity Zone designation. The permit is in the contract, never an extra. Call (866) 730-4828 and we will check your parcel before you commit.
Properties in the Very High Fire Hazard Severity Zone may need Chapter 7A exterior construction, ember-resistant vents, and defensible-space setbacks that shift where a new ADU sits on the lot. We design to those requirements from the start rather than discovering them at plan check. Call (866) 730-4828 for a parcel-level read.
Yes, that is the point of hiring us: ADU shell, kitchen, and bathroom are handled under one roof by one project manager and one crew. No handoff between a general contractor and separate finish trades. Call (866) 730-4828 to schedule your free estimate and see the difference on a San Antonio Heights lot.
What happens when you call
- 1A real person answersNo phone trees — talk to a local adu pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you — the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What San Antonio Heights Customers Say
"The kitchenette layout he suggested made better use of the space than the one on our original sketch."
— Kelly Schaefer"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."
— Wade Pruitt"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."
— Emily Yang