Keystone Custom Builders logoKeystone Custom Builders
Structure demolition and site clearing by Keystone Custom Builders in Northeast Florida — serving St. Augustine, Florida

St. Johns County · Northeast Florida

Demolition in St. Augustine

Full structure, selective interior, and slab and outbuilding removal — a permitting job as much as a machine job. Licensed and insured, Florida Certified Building Contractor CBC1265492.

Surveyed before the machine arrives
TestedSurveyed before the machine arrives
Utilities cut and capped properly
DisconnectedUtilities cut and capped properly
Debris separated rather than landfilled whole
SortedDebris separated rather than landfilled whole

Demolition for St. Augustine property owners

If you're looking at demolition in St. Augustine, local conditions matter more than most estimates admit. From the Castillo de San Marcos across to St. George Street, St. Augustine is territory we know. In practice that means historic-district homes, bayfront property and small commercial and hospitality buildings.

Site conditions here are specific and they're not optional to plan around. Coquina, shell and centuries of fill — archaeological review can be triggered by excavation before a footing is ever poured, while Matanzas Bay tidal flooding reaches downtown streets on king tides, which sets the floor elevation conversation for any renovation.

What St. Augustine geology and review rules change

Around St. Augustine demolition faces two independent gates. The Historic Architectural Review Board reviews exterior materials, windows, roofing and massing — approval comes before permitting, not after. That means a structure in a designated area may need approval simply to be removed, and that approval is not a formality. The second gate is the canopy: mature trees here are protected, and a teardown that damages a regulated tree's root zone with equipment or debris storage triggers mitigation that can exceed the demolition cost itself.

The other factor specific to St. Augustine: some of the oldest building stock in the country alongside 1920s frame houses, all of it visually regulated. That matters because the right approach to demolition follows local conditions as much as it follows the plan set.

The issuing office is City of St. Augustine, with Historic Architectural Review Board approval. Knowing which office reviews what — and how long each actually takes — is part of what you're hiring us for.

What that adds up to is a demolition approach built around St. Augustine specifically: the site investigated before the design commits, materials chosen for the conditions they'll actually live in, and a schedule that reflects the real permitting timeline rather than an optimistic one.

What demolition in St. Augustine covers

  • Pre-demolition survey
  • Utility disconnection
  • Permitting and notification
  • Structure demolition
  • Selective interior demolition
  • Debris handling and final grade
Full demolition 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.

  • A renovation is stalled because nobody will quote it until the interior is opened up.
  • There's an old slab, foundation or pool where the new building needs to go.

How we deliver demolition in St. Augustine

  1. 01

    Walk and assess

  2. 02

    Testing

  3. 03

    Utilities and permits

  4. 04

    Abatement if needed

  5. 05

    Demolition

  6. 06

    Haul, grade and stabilize

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.

Hazardous material testing and abatement
Asbestos in flooring, siding, roofing or pipe insulation is common in pre-1980 buildings. Licensed abatement is a real line item and cannot be skipped — but testing early keeps it from also becoming a schedule problem.
What's under the slab
Septic tanks, fuel tanks, old foundations and buried debris all have to be dealt with properly. Leaving them is what produces the settlement and soil-test problems the next owner inherits.

Serving St. Augustine.

We demolish in and around St. Augustine — outbuildings and additions, selective interior work on older houses, and full teardowns where review allows. Historic-district homes, bayfront property and small commercial and hospitality buildings form the context. Equipment routes and debris staging get planned around protected root zones before anything arrives.

We're in St. Johns County constantly. Alongside St. Augustine we regularly work Vilano Beach, St. Augustine Beach, Elkton and World Golf Village, which keeps trip costs off your estimate.

  • historic-district homes
  • bayfront property
  • small commercial and hospitality buildings

Demolition questions in St. Augustine

Do I need approval to tear down a building near St. Augustine?

Very likely, on two fronts. The Historic Architectural Review Board reviews exterior materials, windows, roofing and massing — approval comes before permitting, not after. Around St. Augustine a structure in a designated area needs review to come down, and separately the tree ordinance governs any canopy affected by the work. We establish both before scheduling, because either one can stop a demolition that's already mobilized.

How much does demolition cost in St. Augustine?

Not without seeing the property, and any contractor who does is guessing. In St. Augustine the biggest single variable is usually the site itself — coquina, shell and centuries of fill — archaeological review can be triggered by excavation before a footing is ever poured — which changes the scope before anything else does. We'll walk it and give you a real number.

Does demolition in St. Augustine need a permit?

Yes. Approvals run through City of St. Augustine, with Historic Architectural Review Board approval. The Historic Architectural Review Board reviews exterior materials, windows, roofing and massing — approval comes before permitting, not after. We manage the applications and inspections; you should never be chasing a reviewer.

How quickly can demolition get underway in St. Augustine?

We'll come look at a St. Augustine property within days. What sets the build start is the permit, and the Historic Architectural Review Board reviews exterior materials, windows, roofing and massing — approval comes before permitting, not after, which affects the timeline. We plan around it rather than hope.

Do you serve St. Augustine and the surrounding area?

Yes. St. Augustine is inside our regular service area from Keystone Heights, and we work throughout St. Johns County — including Vilano Beach, St. Augustine Beach and Elkton. Call (352) 478-6112 and we'll come look at the property.

Can you demolish part of a house and leave the rest?

Yes, and that's most of what we do ahead of renovations. It needs temporary shoring wherever something structural comes out, and a clear line agreed on paper before anyone starts swinging.

Do you remove slabs, pools and septic tanks?

Yes. Pools and septic tanks have specific requirements — they generally have to be pumped, the bottom broken for drainage, and backfilled with compacted clean fill rather than simply covered over.

More demolition questions →

Ready to talk about demolition in St. Augustine?

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

Demolition in St. Augustine