ADU Company in Murrieta — 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 Murrieta, CA

Kitchen remodeling in Murrieta usually means taking a 1990s or early-2000s tract home kitchen, with its original oak cabinets and builder-grade tile counters, and rebuilding it for how families actually live now: larger islands, better ventilation for those 100-degree summers, and finishes that don’t look dated the year after install. Sapphire ADU Builders has served Murrieta since 2015, and we’ve learned that kitchens here rarely need a simple refresh. They need full reconfiguration. We handle the whole job, from demo through finished backsplash, and we’re the same team Murrieta homeowners call for ADUs and bathroom remodels, so we already know how your house was built. Call (855) 594-0655 to talk through what you’re planning.

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Why Murrieta Homes Are Different

Murrieta grew fast in the 1990s and 2000s, and the housing stock shows it. Most homes across 92562 and 92563 are Spanish or Mediterranean-style stucco tract builds, two stories, tile roofs, block-wall backyards, and the original floor plans that look fine until you try to change anything. The lots are generous, which is why detached ADUs work so well here. But the block walls and side-yard setbacks mean every project needs a careful survey before we commit to a footprint.

Then there’s the climate. Murrieta sits inland, routinely hitting 95 to 105 degrees through summer, with strong afternoon sun and Santa Ana wind events in the fall. Any structure we build, whether it’s a backyard casita or a kitchen addition, needs real cooling loads, deep roof overhangs, and exterior materials that won’t buckle in the heat. Hillside and open-space-adjacent lots add another layer: slope, drainage, and fire-hazard review that a flat-lot home in Temecula wouldn’t trigger. We plan for those reviews before the first permit gets pulled, not after the city sends it back.

Our Main Murrieta Services

Most Murrieta homeowners reach out to us about two things: building an ADU in the backyard and remodeling a bathroom inside the main house. Here’s how each works in this city.

ADU Builders in Murrieta

Murrieta’s large lots and 1990s-era tract homes make detached backyard casitas the default play. Homeowners here are often building for aging parents or adult children rather than rental income, which changes the design conversation: wider doorways, single-level layouts, and separation from the main house matter more than maximizing square footage. We walk through setback requirements against block walls, check for HOA or CC&R restrictions that try to block the project, and match you to the right prefab or site-built approach. See how we build in this city at ADU Builders in Murrieta.

ADU Builders in Murrieta

Bathroom Remodeling in Murrieta

Bathrooms in Murrieta’s 1980s-to-2000s tract homes share a few problems: small footprints, dated tile, and ventilation that was never built for Riverside County heat. A bathroom remodel here usually means reconfiguring the shower or tub area, replacing the vanity, and fixing the exhaust system so humidity doesn’t feed mold. We do the full interior scope, including the plumbing and tile work, without handing you off to a second contractor. Full details: Bathroom Remodeling in Murrieta.

Bathroom Remodeling in Murrieta
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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 Murrieta

Most Murrieta kitchens we see were built between 1995 and 2005, which means oak or maple cabinets, tile counters, fluorescent box lighting, and a layout that walls the cook off from the rest of the house. In a city where summer dinners move indoors to escape the heat, that closed-off floor plan gets old fast. We open the space, upgrade the ventilation so a July cooking session doesn’t overheat the whole downstairs, and build with materials that handle Murrieta’s dry heat without warping or fading. This is work our team does as part of full ADU builds too, so we bring kitchen-specific experience from day one. Our Kitchen Remodeling hub page covers the full service.

Full Kitchen Renovation

Signs you need it

The layout fights you every time you cook, the cabinets are delaminating at the edges, or you’re planning to sell and the kitchen is the first thing buyers notice.

What it costs in Murrieta

A full kitchen renovation in Murrieta typically runs $35,000 to $75,000 depending on cabinet grade, countertop material, and whether walls move.

How we do it

We demo to the studs, reroute plumbing and electrical as needed, hang and finish drywall, install cabinets and counters, and finish with backsplash and appliances.

Kitchen Island Addition

Signs you need it

You have the floor space for an island but the current kitchen is a single wall or L-shape with no prep surface and no place for people to sit.

What it costs in Murrieta

Adding an island in Murrieta, including the electrical run for outlets and any floor patching, typically costs $8,000 to $18,000.

How we do it

We confirm clearances and sight lines, run power to the island location, set the base cabinets, and finish with the countertop and seating overhang.

Countertop and Cabinet Replacement

Signs you need it

The cabinet boxes are still solid but the doors are worn, the hinges are loose, and the counters are stained or chipped beyond repair.

What it costs in Murrieta

Replacing counters and cabinet fronts in Murrieta, without changing the layout, typically costs $12,000 to $30,000 depending on material and door style.

How we do it

We template the existing footprint, remove and dispose of old surfaces, install new doors or refaced boxes, and set the new countertop in one pass.

What Kitchen Remodeling Costs in Murrieta

Item Typical range in Murrieta
Full kitchen renovation $35,000 – $75,000
Kitchen island addition $8,000 – $18,000
Countertop and cabinet replacement $12,000 – $30,000

How long does a kitchen remodel take in Murrieta?

Most Murrieta kitchen remodels we run take four to eight weeks from demo to final walkthrough, depending on whether walls or plumbing move. The city inspection schedule and any HOA approval can add a week or two. Call (855) 594-0655 for a realistic timeline on your specific kitchen.

Will my kitchen remodel need a permit in Murrieta?

Yes, any kitchen remodel in Murrieta that moves plumbing, electrical, or walls will need city permits, and we handle that paperwork for you. Cosmetic-only work like painting or replacing cabinet doors usually doesn’t. Call (855) 594-0655 and we’ll tell you exactly what your scope requires.

Brands We Service in Murrieta

We’re authorized to build and install ADUs from Abodu, Cover, and Mighty Buildings, three distinct manufacturers with different footprints, build methods, and price points. We stock the parts and interior finish materials these units need locally in the Inland Empire, so there’s no waiting on a shipment out of state. If you want to see what sets each brand apart, check our brands.

Pricing for ADU Company in Murrieta, CA

Service Typical range in Murrieta
Full kitchen renovation $35,000 – $75,000
Kitchen island addition $8,000 – $18,000
Countertop and cabinet replacement $12,000 – $30,000
Detached ADU build (prefab) $150,000 – $350,000
Attached ADU conversion $90,000 – $220,000
Bathroom remodel (hall or guest) $12,000 – $25,000
Primary bathroom remodel $20,000 – $45,000

In Murrieta, the biggest price drivers are hillside grading, fire-hardening requirements on open-space-adjacent lots, and the cost of replacing older electrical panels that can’t handle a new kitchen or ADU load. We quote fixed prices with written line items, and we don’t come back mid-project with change orders.

Neighborhoods We Serve in Murrieta

We work throughout Murrieta’s core ZIPs of 92562, 92563, and 92564. Our estimates are free, and in most Murrieta neighborhoods we can get to your property within a few business days to measure and talk scope.

  • Central Murrieta
  • Copper Canyon
  • Greer Ranch
  • Mapleton
  • Murrieta Hot Springs corridors

Service Area – Cities Near Murrieta

Sapphire ADU Builders works across southwest Riverside County. If you’re in a neighboring city, we can help there too. We serve Murrieta Hot Springs, CA, Wildomar, CA, Temecula, CA, and Sedco Hills, CA, with the same team and the same fixed-price approach.

Serving Murrieta, CA — Our Local Coverage Area

We’re based in the Murrieta 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 Murrieta

Ready to get started? Free estimates · Free on-site estimates response in Murrieta
Call (855) 594-0655

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 Murrieta Customers Say

★★★★★ 5.0 from 4+ reviews

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

— Marco Ramirez

"Knew the local setback and parking rules cold, which saved us from designing something that would never have been approved."

— Keisha Hampton

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

— Maria Rodriguez

How It Works in Murrieta

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 Murrieta — 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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