Kitchen remodeling
Bathroom remodeling
Home additions & ADU
Roofing
Windows & doors
Driveway & pavers
FenceFree written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Fast, Reliable General Contractor Across Westminster
If you’re planning a remodel, addition, or full build on a Westminster property, the first question isn’t usually “what will it look like.” It’s “who can actually get this permitted and built without stalling out halfway through.” That’s where we come in. Elmwood Contractors has worked on Westminster acreage, tract ranch homes, and the heavily modified properties throughout the Little Saigon corridor. We know which projects fall under County of Orange jurisdiction and which go through the city. We name the brands going into your home before the contract is signed. Call us at (866) 253-8554 and we’ll walk your property, flag permit issues, and give you a written scope with real numbers.
Key Takeaways:
- Westminster acreage often falls under County of Orange permitting, not city – that changes timelines and costs.
- Septic systems and well setbacks trigger separate Environmental Health reviews before building permits can be pulled.
- Our pricing for a home addition in Westminster runs $45,000 – $130,000; an ADU runs $90,000 – $220,000.
- We are a single-source General Contractor team: one contract, one point of contact, every trade coordinated.
Why Elmwood Contractors Is Westminster’s Preferred General Contractor Company
Westminster homeowners call us because we understand the unglamorous parts of construction here. The county permitting split. The septic setbacks. The unpermitted additions that show up on title searches. Nolan Shepherd, who leads our team, has walked hundreds of Orange County parcels where the property line looks simple on a map and turns out to be anything but. We don’t dodge those conversations. We scope them before quoting so your project doesn’t stall mid-permit.
Our Westminster work has included detached ADUs, garage conversions, whole-home remodels, and exterior envelope upgrades across 92683, 92684, and 92685. Homeowners along Bolsa Ave, Brookhurst St, and the residential tracts south of Hazard Ave regularly deal with properties that were modified by previous owners in ways the county never saw. We handle the correction work and the new build under one plan. One contractor, every trade – interior to exterior.
Styles & brands we work with







Hire a General Contractor in Westminster
Hire a General Contractor in Westminster when the project touches more than one trade and you want someone accountable for the whole schedule. That’s what we do at Elmwood Contractors. A typical Westminster job on an acreage lot involves county reviewing, environmental health sign-off, grading, and then the actual building. On standard tract lots, the city process moves faster, but the same coordination still applies. For a home addition in Westminster, expect $45,000 to $130,000 depending on foundation work and the existing structure’s condition. A garage conversion typically runs $30,000 to $80,000 here.
Permit Path and Jurisdiction Check
Before we quote anything, we verify whether your Westminster parcel is county or city jurisdiction. That single step prevents the most common budgeting mistake we see: a homeowner gets a bid, signs a contract, and then discovers the county requires a grading plan or septic review that adds weeks and thousands of dollars. We build that into the scope from day one.
Written Scope and Line-Item Allowances
Your Westminster project gets a written scope with allowances for materials, site work, and permit fees, not a one-page estimate that hides assumptions. We recommend products because they perform, not because they’re convenient for us. Every brand goes into the contract before you sign it.
General Contractor Services in Westminster
General Contractor Services in Westminster cover the full arc of a project: demolition, structural work, rough-in, finishes, and the exterior envelope. We coordinate every trade under one project plan, whether you’re adding a detached ADU on a half-acre parcel or gutting a 1960s ranch off Brookhurst St. ADU construction in Westminster runs $90,000 to $220,000, with the range driven by site conditions, utility runs, and whether you’re using stick-frame or prefab. A paver patio installation runs $3,500 to $11,000; a paver driveway runs $7,000 to $18,000.
Acreage Builds and Detached Structures
Westminster acreage requires a different level of scoping than typical tract work. We check well setbacks against your parcel map, verify septic capacity with Orange County Environmental Health, and build the drainage plan into the quote. Our crew recently finished a detached ADU and shop building on a half-acre lot off Bolsa Ave, where the County required a separate grading plan and drainage swale design before we could even pull the building permit. We coordinated the septic setback verification with Orange County Environmental Health, then framed the ADU with a full rough-in for a future kitchenette, hitting every inspection sign-off on the draw schedule.

Kitchen and Bath Remodels with Named Brands
A kitchen remodel in Westminster runs $14,000 to $45,000. A bathroom remodel runs $9,000 to $28,000. We specify KraftMaid or Wellborn for cabinets, Cambria or Silestone for stone surfaces, and Kohler or Moen for fixtures. The right material for your budget and your climate, chosen from a vetted lineup, not a single supplier’s catalog.

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.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Westminster
We install and coordinate around brands we know will hold up in Westminster’s coastal-inland climate. PGT and CGI impact-rated windows are common specs for homes that catch Santa Ana wind gusts. Boral trim and siding hold up well against the marine layer dampness that causes dry rot on older wood-frame homes. We stock local parts for Westminster customers through our Fullerton yard, so replacement pieces and warranty work turn around faster than a distant distributor. From kitchen countertops to roofing systems to prefab additions, everything is coordinated under one project plan.
Common General Contractor Problems We See in Westminster Homes
- Unpermitted additions and second kitchens: Homes south of Bolsa Ave frequently have converted garages and added kitchens that were never permitted. We correct the structural and electrical issues, then bring the project through inspection. The fix usually costs less than a full rebuild but more than a typical remodel.
- County-versus-city jurisdiction confusion: A Westminster parcel east of the 405 may be county jurisdiction, while one near the city center is city. Quoting without verifying this leads to permit delays and redesign costs after the contract is signed. We verify first.
- Open-lot drainage failures: Acreage lots that were never graded properly flood foundations and rot out sill plates during wet winters. We include a site-specific drainage and grading plan before quoting so there are no surprise change orders mid-build.
- Material haul and equipment access: Large Westminster parcels often have long driveways, soft ground, or tight gate clearances that blow material allowances. We scope haul distances and access points before we give you a number. It keeps the draw schedule honest.
See the difference
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AfterPricing for General Contractor in Westminster, CA
Westminster pricing is shaped by two things most neighboring cities don’t deal with: county-level permit reviews and acreage site conditions. That means a home addition on a parcel off Bolsa Ave may carry more site-work cost than the same addition on a standard lot in Garden Grove. Here are the ranges we quote for major projects in Westminster:
| Project | Westminster Price Range |
|---|---|
| Home Addition | $45,000 – $130,000 |
| ADU Construction | $90,000 – $220,000 |
| Garage Conversion | $30,000 – $80,000 |
Site work, utility runs, and permit corrections on prior unpermitted work are the biggest swing factors. We give you a written breakdown before you sign anything, and our estimates are free. Call (866) 253-8554 to schedule one.
We Also Serve Cities Near Westminster
Elmwood Contractors is based in Fullerton and runs projects throughout northwest Orange County. We serve Westminster along with Midway City, Garden Grove, Stanton, and Huntington Beach. If your property sits near a city line, we’ll verify which jurisdiction actually governs your parcel before quoting.
Serving Westminster, CA — Our Local Coverage Area
We’re based in the Westminster 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 General Contractor in Westminster
Yes, in most cases. Westminster acreage parcels east of the city’s core often fall under County of Orange permitting, which means your detached ADU needs county building approval plus a separate Environmental Health review for septic and well setbacks. The timeline runs longer than a city permit, and you should plan for a grading and drainage plan as part of the submittal. Call (866) 253-8554 and we’ll verify your parcel’s jurisdiction before you spend money on a design.
Septic and well setbacks directly limit where an outbuilding or ADU can sit on your lot, and that can force a more expensive foundation, longer utility runs, or a redesigned structure footprint. A property with a well on the east edge may push your building envelope 50 to 100 feet from where you wanted it. It’s a real cost driver that generic contractors never mention. We scope it before quoting so the number you sign is the number you pay.
Ignoring the unpermitted work and building on top of it. South Westminster tracts are full of converted garages, second kitchens, and added bathrooms that were never inspected. If you remodel over that work without correcting it, the county can flag the entire project and pull your permit. The smarter path is to bring the unpermitted portion up to code as part of the new scope. We handle that correction work as a normal part of the job.
Yes. We scope haul distances, gate clearance, and ground conditions before we commit to a number. On acreage parcels, a long driveway or soft ground can add real cost to material delivery and equipment staging. We plan for it in the site-work allowance rather than hitting you with a change order after the contract is signed.
Yes. Every Westminster project gets a written scope of work with itemized allowances for materials, site work, permits, and fixtures. The brands go on paper before the contract is signed. You’ll know whether you’re getting KraftMaid or Wellborn cabinets, PGT or CGI windows, and what the permit path actually looks like. Estimates are free. Call (866) 253-8554 to get yours.
Get a Free Estimate for Your Westminster Project
Whether you’re building a detached ADU on acreage, fixing an unpermitted addition south of Bolsa, or remodeling a kitchen in one of the 1960s tracts, we’ll give you a written scope with real numbers and named brands. No vague allowances. No generic promises. One contractor, every trade, from the first permit to the final inspection. Call (866) 253-8554 to schedule your free estimate with Nolan Shepherd and the Elmwood team.
Written by Nolan Shepherd, Owner at Elmwood Contractors, serving Westminster and northwest Orange County since our first acreage build.