Port St. Lucie Flood Zone Map & Elevation Check
Free Florida flood zone lookup for Port St. Lucie, FL — share of homes in FEMA high-risk flood zones, average ground elevation, and hurricane evacuation zones. Check any address for a parcel-level answer.
Flood risk in Port St. Lucie at a glance
- Port St. Lucie is in St. Lucie County with about 81,975 homes.
- 0% of homes are in a FEMA high-risk flood zone (A/AE/VE); the most common zone is Zone X.
- Average ground elevation is 23.1 ft, ranging from 6.9 ft to 36.2 ft.
- 7% of homes are in hurricane evacuation zone A or B, the first to evacuate for storm surge.
FEMA flood zones
- Zone X: 100% of homes
Evacuation zones
- Non-evac: 93% of homes
- Zone A: 3% of homes
- Zone B: 3% of homes
What this means for buyers in Port St. Lucie
Most homes in Port St. Lucie are outside FEMA high-risk zones
Only about 0% of homes are in a Special Flood Hazard Area, so flood insurance is usually optional. Low-lying streets and homes near canals or retention ponds can still flood — and still be mapped AE.
Estimated from 30 residential points across Port St. Lucie, weighted by 2020 Census housing units, using FEMA NFHL flood zones, Florida Division of Emergency Management evacuation zones, and ground elevation. These are area averages — flood zones and elevation change street by street.
Check a specific Port St. Lucie address for its exact FEMA zone, parcel elevation, and evacuation zone.
Budgeting for a home in Port St. Lucie? See Port St. Lucie property tax for buyers: the year-1 tax you'll pay after the Save Our Homes reset, not the seller's capped bill.