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
Remodeling Company in Muscoy, CA
Home renovation in Muscoy usually costs between $9,000 and $130,000 depending on whether you’re updating a bath, redoing a kitchen, or adding square footage. Most of our Muscoy work runs through San Bernardino County building-and-safety permitting, not a city permit office, which changes timelines and inspection schedules. Timberline Contractors has served Muscoy since 2018. Call (866) 253-5808 for a free estimate on any scope, from a single shower replacement to a full home addition.
Why Muscoy Homes Are Different
Muscoy sits as an unincorporated San Bernardino County island wedged between the city of San Bernardino and the Cajon Pass foothills. That geography shapes every renovation we take on here. County permitting means plans go through the county’s building-and-safety department, and we regularly see projects stall because a previous owner expanded without permits. A garage conversion, a rear bedroom addition, an enclosed patio: in Muscoy, it’s common for these spaces to have been built by an owner-builder decades ago, with no record on file at the counter.
The climate adds a second layer. At the mouth of the Cajon Pass, Muscoy bakes through triple-digit summers and catches driven Santa Ana winds. Roofs take a beating. Wood framing dries and shifts. Exterior finishes age fast. And on the foothill edge near the national forest boundary, the county’s wildland-urban interface rules can require defensible-space clearance and fire-resistant materials before a permit gets issued. A re-roof or addition in Muscoy often triggers checks that a job two miles south in San Bernardino city proper wouldn’t. That’s not a complication to dodge; it’s the actual condition of the local building stock, and we plan for it from the first walkthrough.
Styles & brands we work with







Our Main Muscoy Services
Muscoy homeowners most often call Timberline Contractors for two things: a general contractor who can manage the whole job from permits to finish work, and a full home remodel that addresses decades of incremental, often unpermitted changes. Each has a dedicated Muscoy page below.
General Contractor in Muscoy
A General Contractor in Muscoy has to handle county permits, older framing, and work that’s been added onto without any drawings. We coordinate every trade under one contract so you’re not chasing electricians, roofers, and plumbers across San Bernardino County yourself. From foundation repairs to ridge cap, one team, one schedule, one point of contact for every phase of your Muscoy project.

Home Remodeling in Muscoy
Home Remodeling in Muscoy typically starts with fixing what’s behind the walls before touching finishes. We bring our full brand roster with us: Cambria and Silestone for countertops, KraftMaid and Wellborn for cabinetry, Kohler and Toto for plumbing. Whether it’s a kitchen, a bath, or a whole-house refresh, the job runs through county permitting and gets inspected to current code, so the square footage you add is square footage you can actually sell later.

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.
Home Renovation in Muscoy

Home renovation in Muscoy usually means working with San Bernardino County permits rather than city permits, and fixing issues left behind by decades of owner-builder work. Many of the homes here were expanded incrementally, so before we install new finishes, we’re often correcting framing, rerouting DIY electrical, or bringing an unpermitted addition up to current code. That’s exactly what our Home Renovation services are built around: full-scope work that handles the structural and code realities of an older Muscoy home, not just the cosmetic layer.
Home Renovation Contractors
Signs you need it
Rooms that were added without permits, sagging roof lines, electrical panels that can’t handle modern load, or a floor plan that no longer works for your family are all signs it’s time to bring in a renovation contractor who knows Muscoy’s county permitting process.
What it costs in Muscoy
Most renovation contractor work in Muscoy falls between $14,000 and $45,000 for kitchens, $9,000 to $28,000 for bathrooms, and $45,000 to $130,000 for home additions.
How we do it
We start with a site walk and a permit check at the county, produce stamped plans when required, then sequence trades so demo, rough-in, inspection, and finish work move without gaps.
Home Renovation Companies
Signs you need it
If you’ve collected estimates from four specialty trades and still can’t get anyone to coordinate, or a past project stalled mid-permit, a renovation company with full general-contractor scope is the fix.
What it costs in Muscoy
Whole-home renovation through a Muscoy renovation company typically runs $14,000 to $45,000 for a kitchen, $5,000 to $12,000 for a small bathroom, and up to $130,000 for a large addition.
How we do it
We bring our 50-plus brand partners to the job and manage one contract, one schedule, and one set of county inspections from demo day to final walkthrough.
What Home Renovation Costs in Muscoy
| Item | Typical range in Muscoy |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Home Addition | $45,000 – $130,000 |
Does Muscoy require county permits for a home renovation?
Yes. Muscoy is unincorporated, so all permitted work runs through San Bernardino County building-and-safety, not a city office. Any structural change, addition, or electrical and plumbing update needs county review, and we handle that paperwork from the first walkthrough. Call (866) 253-5808 for a free estimate.
Will the price change once work starts in Muscoy?
Our quotes are fixed with written line items. The only changes come if county inspection reveals an issue inside the walls that no one could see upfront, and we document every change order before any extra work happens. Call (866) 253-5808 for an exact quote.
Brands We Service in Muscoy
We specify and install Unilock and Techo-Bloc pavers, Cambridge Pavers for patios and driveways, and Tremron for hardscape work throughout Muscoy. These aren’t catalog options; they’re materials we order, stage, and install on local jobs every season. See our brands for the full 50-plus partner list we bring to the project.
See the difference
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AfterPricing for Remodeling Company in Muscoy, CA
| Service | Typical range in Muscoy |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Small Kitchen Remodel | $9,000 – $20,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Walk-In Shower Installation | $4,500 – $12,000 |
| Tub-to-Shower Conversion | $3,500 – $10,000 |
| Paver Driveway Installation | $7,000 – $18,000 |
| Concrete Driveway Installation | $4,500 – $12,000 |
| Roof Replacement | $8,000 – $20,000 |
| Window Replacement | $4,500 – $15,000 |
| Home Addition | $45,000 – $130,000 |
| ADU Construction | $90,000 – $220,000 |
| Garage Conversion | $30,000 – $80,000 |
In Muscoy, prices climb when a job requires retrofitting old unpermitted work, bringing wiring or framing up to current county code, or meeting wildland-urban interface requirements near the foothills. You get a written line-item quote upfront, and we honor that number unless hidden conditions inside the walls demand a documented change order.
Neighborhoods We Serve in Muscoy
We cover all of Muscoy’s ZIP code 92405, from the flat residential streets south of Highland Avenue up toward the base of the foothills where lots get larger and fire-code requirements start to apply. Our crews are typically on site in Muscoy within days of a signed contract, not weeks.
- The Highland Avenue corridor
- Foothill-edge lots near the national forest boundary
- Residential streets south of the Cajon Pass
- Rural acreage parcels along the county’s eastern edge
- Manufactured-home communities throughout 92405
Service Area – Cities Near Muscoy
From Muscoy we regularly work throughout the Inland Empire and the San Bernardino foothills. That includes San Bernardino, CA, Rialto, CA, Highland, CA, and up the mountain side into Crestline, CA, where snow loads and steep terrain change the permitting math again.
Serving Muscoy, CA — Our Local Coverage Area
We’re based in the Muscoy 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 Remodeling Company in Muscoy
Most Muscoy renovations begin within two to four weeks of a signed contract, depending on county permit turnaround and material lead times from our brand partners. We sequence work so permits and materials run parallel, not back to back. Call (866) 253-5808 for a start-date estimate on your scope.
Yes. Muscoy is unincorporated, so all permitted work files through the county. We prepare plans, submit applications, schedule inspections, and handle corrections directly with the county building-and-safety office, including any wildland-urban interface requirements on foothill-edge lots.
We do it regularly. The first step is an on-site assessment of what exists, what was added without permits, and what the county will require for sign-off. Some unpermitted work can be legalized through retrofit and inspection; some must be rebuilt. We’ll tell you straight which applies to your home before you spend a dollar on finishes.
What happens when you call
- 1A real person answersNo phone trees — talk to a local construction 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 Muscoy Customers Say
"Allowances in the contract were realistic rather than artificially low to make the bid look good."
— Kristen Pruitt"Every inspection passed first time. The building department clearly knows him and that made the whole process easier."
— Paul Ackerman"Quality construction and a professional operation. Communication was strongest at the site meetings, and slower by email in between."
— Heather Parker