Septic rules and requirements in St. Johns County, Florida
Septic permits in St. Johns County are issued by the Florida Department of Health in St. Johns County. A new system permit costs $100. USDA rates most of the soil in the county Very limited for septic absorption fields — 99.9% of the rated acres. Florida Department of Health in St. Johns County — Environmental Health · checked 2026-09-23
Florida Department of Health in St. Johns County
Issues the permit
checked 2026-09-23
$100
Septic system permit
checked 2026-09-23
Very limited
USDA rating, 99.9% of rated acres
checked 2026-09-23
Who issues septic permits in St. Johns County?
Florida Department of Health in St. Johns County, at 200 San Sebastian View, St. Augustine, FL 32084, 904-506-6081.
St. Johns County does not issue septic permits. The Florida Department of Health in St. Johns County issues them.
Florida Department of Health in St. Johns County — Environmental Health · checked 2026-09-23
What does a septic permit cost in St. Johns County?
$100 for a septic system permit, on the county's own schedule.
Applies to the permit review for a new system.
| Application and plan review for construction permit for new system. | $100 | any system |
|---|---|---|
| Application for permitting of a new performance-based treatment system. | $125 | a system the source lists as performance-based treatment system |
Every Florida county charges this same fee.
Florida Administrative Code, Rule 62-6.030, Fees · checked 2026-09-23
Is the soil in St. Johns County suitable for a septic system?
USDA rates most of the county Very limited for septic absorption fields — 99.9% of the rated acres. A rating describes the ground, not a parcel. The county's site evaluation decides each lot.
USDA NRCS Soil Data Access (SSURGO) · checked 2026-09-23
What St. Johns County sets itself
The state writes the code. St. Johns County adds the rules below. They are what makes this page differ from the Florida requirements.
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Advanced treatment required
Applies to within 100 feet of the St. Johns River or the Intracoastal Waterway. The lot has no sewer.
State rules say nothing about this.
St. Johns County 2050 Comprehensive Plan, Infrastructure Element, Policy D.1.4.7 · checked 2026-09-23
-
Prohibited
Applies to any septic system inside a wetland.
State rules set a distance, not a full ban.
St. Johns County 2050 Comprehensive Plan, Infrastructure Element, Policy D.1.4.5 · checked 2026-09-23
Sources
Each figure above has a government source and a checked-on date. USDA's Soil Data Access service supplies the soil records. A script writes them, and nobody types them.
- Florida Department of Health in St. Johns County — Environmental Health
- Florida Department of Health in St. Johns County — Main Office
- St. Johns County 2050 Comprehensive Plan, Infrastructure Element, Policy D.1.4.7
- Florida Administrative Code, Rule 62-6.030, Fees
- USDA NRCS Soil Data Access (SSURGO)
Verify before you act. Septic rules are set locally and they change. Check anything here before you spend money on it. Call the Florida Department of Health in St. Johns County, on 904-506-6081.