WallDockDeck
Palmetto Bay · Miami-Dade County

What flood zone is Palmetto Bay in, and what does it require?

+1 ft A zones, up to +2 ft V zonesabove BFE, via local FBC amendments

Palmetto Bay writes its freeboard into local Florida Building Code amendments: A-zone floors at base flood elevation plus 1 foot, and in V zones the structural members go 1 foot or 2 feet above BFE depending on how they face incoming waves. Improvements are added up over five years.

Source: Palmetto Bay Code of Ordinances Appendix B, Florida Building Code Amendments; FEMA Community Status Book, Florida (www.fema.gov/cis/FL.html, report 10/03/2026); 2023 Florida Building Code, Residential R322.2.1, R322.3.2; 44 CFR 59.1; FEMA Flood Map Service Center · Verified 2026-10

The detail

A zonesLowest floors at or above BFE plus one (1) foot or the design flood elevation, whichever is higher - App. B.
V zonesBottom of lowest horizontal structural member at BFE + 1 ft if parallel to wave approach (20 degrees or less), BFE + 2 ft if perpendicular (over 20 degrees); basements prohibited - App. B.
Substantial improvementFive (5) year cumulative period at 50% - App. B.
Substantial damage50 percent, plus two floods in a 10-year period averaging 25 percent - App. B.
FEMA flood mapFEMA's Community Status Book (report dated 3 Oct 2026) lists Palmetto Bay as NFIP community 120687 with a current effective FIRM dated 11 Sep 2009. Zones are set parcel by parcel, so no single zone covers the whole city - check your own address.
NFIP historyFEMA record: first FIRM 2 Mar 1994; regular NFIP program since 2 Feb 2005; entered CRS 1 May 2017.
Flood insurance discountCRS class 5 - 25% off NFIP premiums for policies in the Special Flood Hazard Area (class in effect 1 Apr 2025).
State minimum2023 Florida Building Code, Residential R322.2.1 and R322.3.2 - lowest floor (A zones) or bottom of the lowest horizontal structural member (V and Coastal A zones) at BFE + 1 ft or the design flood elevation, whichever is higher.
Look up your zoneEnter the address in FEMA's Flood Map Service Center (msc.fema.gov), the official public source for FIRMs; an elevation certificate shows how your floor compares with the BFE.

Your city's height sheet

The elevation your city requires, the datum it is measured in, and the section of code that says so. One page.

Available for the cities whose rule we have verified and sourced.

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The county rule behind this

What applies across Miami-Dade County, and where each city departs from it.

Miami-Dade CountySeawall requirements county-wide

The same question, nearby

The rule changes at the city line, not the county line.

Miami-DadeMiami BeachMiami-DadeCoral GablesMiami-DadeKey BiscayneMiami-DadeMiami

Other questions about Palmetto Bay

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Twelve signs a seawall is failing

What to look for, where to look for it, and what it means when you find it. Walk your wall in twenty minutes.

A screening sheet for owners, not an engineering inspection.

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