







Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Fast, Reliable Home Remodeling Across Key Biscayne
Home remodeling in Key Biscayne runs $9,000 to $130,000 for most projects, with kitchens and baths on the lower end and whole-house or addition work at the top. We coordinate permits through the Village of Key Biscayne, put every price in writing before any work starts, and schedule crews who know the island’s buildings. Call (803) 680-2547 and you’ll get a live person, not a call tree.
Key Biscayne is its own municipality, which matters more than most homeowners expect. A permit that takes days in unincorporated Miami-Dade can take weeks through the Village’s building department. Salt air works on framing, rough-ins, and window flashing year-round. And island logistics add a layer of coordination that a mainland crew simply doesn’t plan for. We do.
Key Takeaways
- Typical Key Biscayne kitchen remodel: $14,000 – $45,000; bathroom remodel: $9,000 – $28,000
- Village of Key Biscayne permits are separate from county permits and can add weeks to the calendar
- Written price before any work begins, with allowances documented line by line
- Every crew member is background-checked, uniformed, and introduced by name and photo before arrival
- 365-Day Done Right Promise: if the work isn’t right within a year, we make it right at no cost
Styles & brands we work with







Why Mason Remodeling Is Key Biscayne’s Preferred Home Remodeling Company
Isaac Pruett leads our Home Remodeling team with a straightforward rule: the homeowner should know exactly who is coming, what the job costs, and what happens if something isn’t right. We’ve held to that since 2004 as part of the Threshold Group family of home-service companies. Every crew member who steps onto a Key Biscayne property is identity-verified, arrives in a clean marked uniform, and shows a photo ID badge at the door. Homeowners receive the technician’s name and photo before the visit. That’s the Threshold Standard, and it isn’t optional on any job.
Key Biscayne customers tell us the same thing: they want a remodeler who respects that opening your front door to a stranger is a safety decision. We treat it that way. Pricing is written, not verbal. Warranty terms are spelled out, not implied. And if a repair or installation fails, we return at no charge, no dispute process, no conditions.
Whole House Remodel in Key Biscayne

A whole house remodel in Key Biscayne typically runs $45,000 to $130,000 depending on square footage, structural work, and finish level. The first sentence names the range because you should know before you call whether the budget and the project line up. What the job involves: opening walls to assess framing and electrical, replacing or reworking plumbing rough-ins, reconfiguring layout, and coordinating permit inspections with the Village of Key Biscayne at rough-in and final stages.
Scoping the Work
We start with a written scope that lists every allowance line by line. Salt-air corrosion is common in Key Biscayne framing and rough-ins, especially in homes near the Cape Florida area or within a few blocks of the ocean. If you open a wall and find corroded T-8 rough-in or moisture behind the drywall, that’s a change order. A written allowance process means you approve the number before we proceed, never after the invoice arrives.
Draw Schedules and Island Logistics
Key Biscayne has one causeway. Material deliveries, dumpster placements, and crew arrivals all depend on that single access point. We schedule materials around Village permit inspection dates so a cabinet lead time doesn’t stall the job mid-construction. A draw schedule tied to rough-in, drywall, trim, and punch-list milestones keeps cash and progress moving in the same direction.
Luxury Home Remodeling in Key Biscayne
Luxury home remodeling in Key Biscayne involves specification-grade materials, custom cabinetry, and finish work that has to hold up against salt air and humidity. Budgets on these projects often exceed $100,000 when you factor in brands like KraftMaid or Wellborn cabinetry, Cambria or Silestone surfaces, and fixtures from Kohler or Moen. The work is the same discipline: written price, verified crew, documented allowances.
Materials That Survive the Island
We specify materials rated for coastal exposure. Cabinet hardware, door hinges, window flashing, and exterior trim all fail faster on a barrier island than they do ten miles inland. That’s not a sales pitch; it’s what we see on every teardown. A luxury remodel in Key Biscayne that skips marine-grade fasteners or coastal-rated windows will look fine for a year and then start showing corrosion at the edges.
Who Comes to Your Door
Luxury projects run for months, which means the people in your home become a daily presence. Before any crew member arrives, you get their name and photo. They wear a marked uniform and carry a photo ID badge. Our crew spent a recent kitchen remodel in the Cape Florida area working around a salt-air-corroded T-8 rough-in and an existing load-bearing wall that forced a revised cabinet layout. We set new KraftMaid cabinets and a Cambria Island countertop, documented allowances in writing, and left only a small punch list before final inspection sign-off.
Trusted Brands We Service in Key Biscayne
We install and service cabinetry from KraftMaid and Wellborn, surfaces from Cambria and Silestone, and fixtures from Kohler and Moen. For structural work and additions, we work with materials from Sakrete and specification-grade suppliers. Because Key Biscayne is a small island, we stock common replacement parts and hardware locally so a punch-list item doesn’t wait on a mainland shipment. If you’ve already purchased materials from a brand we don’t list, ask us; we’ll tell you straight whether we can install them to warranty standard.
See the difference
Before
After
Before
After
Before
AfterCommon Home Remodeling Problems We See in Key Biscayne Homes
- Salt-air corrosion on rough-ins and framing. Homes within a few blocks of the ocean, especially in the Cape Florida area and along Crandon Boulevard, show corrosion on T-8 rough-ins, window flashing, and even wall studs. If you open a wall and find it, it changes the scope; you need written allowances so the fix is approved, not assumed.
- Village permit timelines catching homeowners off guard. Key Biscayne runs its own building department. A rough-in inspection that takes three days in the county can take three weeks here, which shifts material delivery dates and crew scheduling.
- Island logistics breaking the draw schedule. One causeway means material lead times and delivery windows are less forgiving. If cabinets arrive before the rough-in passes inspection, they sit. If they arrive after the trim crew is scheduled, the job stalls. We tie every delivery to a permit milestone.
- Scope creep without a change-order process. Opening a subfloor and finding moisture, rot, or old termite damage is routine on the island. Without a documented change-order process, the final bill drifts far from the original quote. With one, you approve every added line item before work proceeds.
Pricing for Home Remodeling in Key Biscayne, FL

Here are the ranges we quote most often for Key Biscayne work. They’re broad because a 900-square-foot condo near the Rickenbacker Causeway and a 4,000-square-foot single-family home in the Cape Florida area have different structural realities. But they’re honest, and they’re written, not verbal.
| Project | Key Biscayne Price Range |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Small Kitchen Remodel | $9,000 – $20,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Home Addition | $45,000 – $130,000 |
| Impact Window Installation | $8,000 – $25,000 |
What moves the number: structural condition behind the walls, Village permit and inspection requirements, material grade (builder-grade versus specification-grade), and whether you want to keep living in the home during construction. Call (803) 680-2547 and we’ll give you a written estimate with real numbers, not a range that drifts once the drywall comes down.
We Also Serve Cities Near Key Biscayne
Beyond Key Biscayne, our crews handle remodeling projects across Miami Beach, Miami, Coral Gables, and Hialeah. The same written pricing and verified-crew standard applies everywhere we work.
Serving Key Biscayne, FL - Our Local Coverage Area
We’re based in the Key Biscayne 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 Home Remodeling in Key Biscayne

The Village of Key Biscayne handles its own building permits and inspections, separate from Miami-Dade County. Larger remodels, additions, and structural changes require Village permit approval, and the Village runs its own review sequence and inspection calendar. That’s the distinction that catches homeowners off guard: Key Biscayne sits on the same barrier island as the county, but it is its own municipality with its own building department. We pull permits and schedule inspections through the Village for every project that requires them. Call (803) 680-2547 and we’ll tell you which permits your specific project needs.
Allowances should be written as specific dollar amounts for specific line items, not as a single lump sum. In a Key Biscayne remodel, the two big risk areas are structural surprises behind walls (salt-air corrosion, moisture, old termite damage) and material lead times affected by island logistics. A contract that says “allowance: $10,000” with no line items invites drift. A contract that says “rough-in replacement allowance: $2,400; cabinet hardware allowance: $900; subfloor repair allowance: $1,500” gives you approval power on every change. We write every allowance line by line, and you approve changes before we proceed.
A typical Key Biscayne kitchen remodel runs $14,000 to $45,000 and includes cabinetry, countertops, backsplash, sink, faucet, and the rough-in work behind the walls. Small kitchens run $9,000 to $20,000. Island installations add $3,000 to $10,000. What’s not always included: electrical panel upgrades if the existing panel can’t carry the new load, subfloor repair if moisture has worked through, and structural changes if you’re moving walls. We’ll show you every line before work starts. Call (803) 680-2547 for an exact written quote.
Three things change the price mid-job: structural findings behind walls (corroded framing, moisture, rot), Village inspection requirements that demand additional work, and material upgrades you choose after the initial scope. Salt-air corrosion is the one we see most on Key Biscayne. T-8 rough-ins, window flashing, and wall studs near the ocean can all show corrosion that wasn’t visible before the drywall came down. With our written allowance process, you see the exact dollar amount before we touch anything, and you approve it in writing. No surprise invoices.
A whole-house remodel in Key Biscayne realistically takes 4 to 8 months. A luxury remodel can run 6 to 12 months. The Village permit and inspection calendar adds time, material lead times add time, and island logistics add time. A draw schedule tied to rough-in, drywall, trim, and punch-list milestones keeps the job moving without stalling. We’ll give you a calendar with real dates before the first tool gets unpacked, and we’ll update it as inspections clear.
Call Mason Remodeling for a Free Estimate in Key Biscayne
If you’re planning a remodel in Key Biscayne and want a written price before any work begins, call (803) 680-2547. You’ll get a live person, every time. We’ll schedule a walkthrough, put the scope and the numbers in writing, and show you exactly who will be at your door before they arrive. Estimates are free.
Written by Isaac Pruett, Owner at Mason Remodeling, serving Key Biscayne since 2004.










