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Whole-home renovation project by Keystone Custom Builders in Northeast Florida — serving San Marco, Florida

Duval County · Northeast Florida

Whole-Home Remodeling in San Marco

Full-house renovations that fix the structure and systems, not just the surfaces. Licensed and insured, Florida Certified Building Contractor CBC1265492.

When the house needs it
Down to studsWhen the house needs it
Typical months on site
4-9Typical months on site
Contract, permit and point of contact
OneContract, permit and point of contact

Whole-Home Remodeling for San Marco property owners

San Marco is part of our regular working area for whole-home renovation. Our work spans San Marco, from San Marco Square through to the Southbank Riverwalk. Most of what we handle here involves 1920s brick and stucco homes, riverfront property and small commercial buildings.

Site conditions here are specific and they're not optional to plan around. Low-lying ground behind the river bulkhead where tidal flooding on Hendricks and the surrounding streets is a known, recurring condition, while the river is close and high — finished-floor elevation and backflow protection are live design issues, not paperwork.

Why whole-home remodeling works differently in San Marco

Whole-house renovation in San Marco means dealing with a century of accumulated systems. Compact 1920s masonry houses on small lots, where additions have to go up or back rather than sideways — knob-and-tube remnants, galvanized supply, cast iron waste, no insulation and original single-pane windows are all normal findings. The good news is the structure itself is often excellent; heart pine framing outperforms anything available now. City floodplain rules that trigger substantial-improvement review once a renovation passes a value threshold. That governs what you can change on the outside.

Then there's the other half of the picture: the river is close and high — finished-floor elevation and backflow protection are live design issues, not paperwork. Which means a scope written for somewhere else will be wrong here in ways that only surface once work starts.

Approvals run through City of Jacksonville Building Inspection Division. Knowing which office reviews what — and how long each actually takes — is part of what you're hiring us for.

None of that is exotic. It's just the difference between an estimate written for San Marco and one written for anywhere.

What whole-home remodeling in San Marco covers

  • Whole-house assessment
  • Floor plan reconfiguration
  • Systems replacement
  • Envelope and efficiency
  • Kitchen and bathrooms
  • Interior and exterior finish
Full whole-home remodeling scope and process →

Signs it's time to call

These are the things owners tell us on the first call. If more than one sounds familiar, it's worth a look.

  • You love the lot and the neighborhood far more than you love the house.
  • A previous owner's renovation is visibly failing at the joints.

How we deliver whole-home remodeling in San Marco

  1. 01

    Walkthrough and investigation

  2. 02

    Scope and design

  3. 03

    Permitting

  4. 04

    Demolition and structural

  5. 05

    Systems and envelope

  6. 06

    Finish and closeout

What actually drives the cost

We won't quote a number sight unseen. These are the factors that move it, so you can see where your project is likely to land before we ever walk the property.

How much stays
Keeping the roof structure, foundation and exterior walls is the single biggest cost control. Once you're moving exterior walls, you're approaching new-construction economics.
Living arrangements
Vacating the house shortens the schedule and lowers the cost meaningfully. Phasing around occupancy is possible and is genuinely more expensive.

San Marco and the surrounding area

We take on whole-house renovations across San Marco's historic neighborhoods — full systems replacement, floor plan reconfiguration and envelope work on houses worth doing properly. 1920s brick and stucco homes, riverfront property and small commercial buildings surround the work. The goal is a house that performs like new construction and still reads as what it is.

San Marco is one stop in a Duval County circuit that also takes in Jacksonville, Riverside, Avondale and Ortega.

  • 1920s brick and stucco homes
  • riverfront property
  • small commercial buildings

Whole-Home Remodeling questions in San Marco

Is it worth fully renovating an old house in San Marco?

In the established neighborhoods, usually yes — the structure and the location are both genuinely good, and the systems are the part that's failed. What makes San Marco projects expensive isn't the finish work, it's replacing a hundred years of infrastructure. We price that honestly up front.

Can you give me a price for whole-home renovation in San Marco over the phone?

The honest answer is that we price it after we've stood on it. Low-lying ground behind the river bulkhead where tidal flooding on Hendricks and the surrounding streets is a known, recurring condition in San Marco, and that alone can swing an estimate substantially. A phone quote would just be a number we'd have to revise.

Who pulls the permit for whole-home renovation in San Marco?

Almost always. Jurisdiction sits with City of Jacksonville Building Inspection Division. City floodplain rules that trigger substantial-improvement review once a renovation passes a value threshold. That's our responsibility, not yours: applications, comment responses and inspections are all part of the contract.

How quickly can whole-home renovation get underway in San Marco?

We'll come look at a San Marco property within days. What sets the build start is the permit, and city floodplain rules that trigger substantial-improvement review once a renovation passes a value threshold, which affects the timeline. We plan around it rather than hope.

Is San Marco inside your service area?

It is. We cover all of Duval County from Keystone Heights, San Marco included, along with Jacksonville, Riverside and Avondale. There's no travel surcharge inside that area.

Should I renovate or tear down and rebuild?

If the foundation and structure are sound and the location is right, renovation usually wins. If you're moving exterior walls and replacing the roof structure anyway, we'll say so — sometimes rebuilding is the honest answer.

Can we live in the house during the work?

For a true whole-house project, we recommend against it. It extends the schedule, raises the cost, and makes a hard few months harder.

More whole-home remodeling questions →

Ready to talk about whole-home remodeling in San Marco?

Free consultations, straight answers, and one contractor accountable from the first walkthrough to the last punch item.

Whole-Home Remodeling in San Marco