FEMA flood zone rules in Duval County, FL — also called floodplain regulations or special flood hazard area (SFHA) rules — determine flood insurance requirements and elevation standards for new construction.
Extensive AE/VE FEMA flood zones across Duval County along Atlantic beaches, Intracoastal Waterway, and St. Johns River. Post-Hurricane Matthew (2016) and Irma (2017) FEMA map updates. NFIP participation countywide; CRS discounts apply.
Jacksonville-Duval consolidated government enforces FEMA FIRM maps via Floodplain Management Ordinance (Jacksonville Ord. Code Ch. 652). VE zones along Atlantic Beach, Neptune Beach, Jacksonville Beach require breakaway walls and pile foundations. AE zones along St. Johns River require lowest finished floor at or above Base Flood Elevation (BFE) + 1 foot freeboard. Substantial improvement rule: >50% of market value triggers full compliance. FL §553.73 Florida Building Code coastal provisions apply.
Building in flood zone without elevation certificate: stop-work order. Fill or structure below BFE: removal required. NFIP sanctions for non-compliance.
Duval County, FL
Persistent dog barking is an animal-nuisance violation under Jacksonville Ordinance Code Chapter 462 (Animals). Barking continuously for more than 10-15 minu...
Duval County, FL
Jacksonville enforces decibel limits under Chapter 368: residential zones are limited to 70 dBA daytime and 60 dBA nighttime, measured at the receiving prope...
Duval County, FL
Construction noise is generally restricted to 7 AM - 7 PM Monday through Saturday countywide under Jacksonville Ordinance Code Chapter 368. Sunday and holida...
Duval County, FL
Commercial vehicles over 1 ton or with lettering may not be parked overnight in Duval residential zones per §656.404(d) Jax-Duval Code. Tractor-trailers, bus...
Duval County, FL
Barbed wire, razor wire, and electrified fences are restricted in Duval residential zones under §656.407(g). Hurricane zones require fence materials and fast...
Duval County, FL
Fences over 6 ft tall, fences in the sight triangle, pool barriers, and retaining walls over 4 ft in Duval County require a building permit from Jacksonville...
See how Duval County's flood zones rules stack up against other locations.
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