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Seawall and bulkhead construction by Keystone Custom Builders on a Northeast Florida shoreline — serving St. Augustine Beach, Florida

St. Johns County · Northeast Florida

Seawalls & Bulkheads in St. Augustine Beach

Shoreline stabilization built to stop the erosion that's already taking your yard. Licensed and insured, Florida Certified Building Contractor CBC1265492.

Anchored, not just driven
TiebackAnchored, not just driven
Backfill drainage designed in
FilteredBackfill drainage designed in
State and federal review handled
PermittedState and federal review handled

Seawalls & Bulkheads for St. Augustine Beach property owners

St. Augustine Beach is part of our regular working area for seawall and bulkhead work. From the St. Johns County Pier across to A1A Beach Boulevard, St. Augustine Beach is territory we know. The work here tends to be oceanfront homes, elevated beach houses and vacation rental properties.

The first thing worth understanding about the site is the ground itself. Shifting dune sand where the Coastal Construction Control Line, not the property line, decides how far seaward anything can be built. Direct Atlantic exposure with documented erosion cycles — pilings and breakaway wall design are code requirements, not upgrades. Both of those show up in the estimate long before any finish selection does.

What coastal conditions in St. Augustine Beach change

Shoreline armoring in St. Augustine Beach is at the regulated end of this work. Direct Atlantic exposure with documented erosion cycles — pilings and breakaway wall design are code requirements, not upgrades. That means high energy, real storm loading and active permitting oversight — new hard armoring is restricted in many locations, and repairs frequently have to stay in the existing footprint. Corrosion and scour both act continuously, so embedment depth and material grade are not places to economize.

Then there's the other half of the picture: older single-story beach houses being replaced with elevated construction on pilings. That matters because the right approach to seawall and bulkhead work follows local conditions as much as it follows the plan set.

On the paperwork side, approvals come from City of St. Augustine Beach Building Department. State CCCL permitting through Florida DEP layered on top of city and county review. We establish that before anything is drawn, because a redesign after a review comment is the most avoidable cost on a project.

What that adds up to is a seawall and bulkhead work approach built around St. Augustine Beach 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 seawalls & bulkheads in St. Augustine Beach covers

  • Shoreline and failure assessment
  • Permitting
  • Wall installation
  • Anchoring system
  • Drainage and filtration
  • Cap, backfill and restoration
Full seawalls & bulkheads 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 can see daylight or running water through the joints between panels.
  • The cap has cracked, separated, or dropped at one end.

How we deliver seawalls & bulkheads in St. Augustine Beach

  1. 01

    Shoreline inspection

  2. 02

    Design and engineering

  3. 03

    Permitting

  4. 04

    Demolition and installation

  5. 05

    Anchoring and drainage

  6. 06

    Cap and restoration

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.

Soil and existing failure
If soil behind the wall has already washed out, the void has to be filled and compacted. That is real volume, and it is not visible from the water side.
Material choice
Vinyl sheet pile, composite, concrete and steel differ in cost, lifespan and appearance. The right one depends on retained height, water chemistry and exposure.

St. Augustine Beach and the surrounding area

We repair and replace seawalls and bulkheads on St. Augustine Beach waterfront — work sequenced around tides and permitting, in the existing footprint wherever regulation requires it. Oceanfront homes, elevated beach houses and vacation rental properties define the setting. Access is frequently the hardest logistical problem on these jobs.

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

  • oceanfront homes
  • elevated beach houses
  • vacation rental properties

Seawalls & Bulkheads questions in St. Augustine Beach

Can I build a new seawall in St. Augustine Beach?

It depends on location and what's already there. Repairing or replacing within an existing footprint is generally more permittable than new armoring, and in some St. Augustine Beach locations a living shoreline may be the only approvable option. We establish what's permittable before designing.

Can you give me a price for seawall and bulkhead work in St. Augustine Beach over the phone?

The honest answer is that we price it after we've stood on it. Shifting dune sand where the Coastal Construction Control Line, not the property line, decides how far seaward anything can be built in St. Augustine Beach, 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 seawall and bulkhead work in St. Augustine Beach?

Almost always. Jurisdiction sits with City of St. Augustine Beach Building Department. State CCCL permitting through Florida DEP layered on top of city and county review. That's our responsibility, not yours: applications, comment responses and inspections are all part of the contract.

How quickly can seawall and bulkhead work get underway in St. Augustine Beach?

We'll come look at a St. Augustine Beach property within days. What sets the build start is the permit, and state CCCL permitting through Florida DEP layered on top of city and county review, which affects the timeline. We plan around it rather than hope.

Is St. Augustine Beach inside your service area?

It is. We cover all of St. Johns County from Keystone Heights, St. Augustine Beach included, along with St. Augustine, Vilano Beach and Elkton. There's no travel surcharge inside that area.

Can you build a new wall in front of the old one?

Sometimes, and it can be a good solution. But moving the wall waterward changes the permitting significantly, so we confirm what your jurisdiction allows before designing around it.

Can you do a living shoreline instead?

Where conditions and permitting support it, yes — and in low-energy water it can outperform a hard wall. In high-energy or steeply retained situations it is not a substitute, and we'll say so.

More seawalls & bulkheads questions →

Ready to talk about seawalls & bulkheads in St. Augustine Beach?

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

Seawalls & Bulkheads in St. Augustine Beach