Check YOUR Exact Address in Lafayette
Lafayette, LA Flood Zone Map
Is Lafayette in a flood zone? Yes -- about 43% of its mapped area is in a FEMA high-risk flood zone (Special Flood Hazard Area). FEMA NFHL data shows the mapped zone breakdown below. FEMA OpenFEMA NFIP Redacted Claims v3 records 72,162 claims in Louisiana since 2016; 27% of all recorded Louisiana claims are outside high-risk zones (claims data fetched 2026-10-06).
Sources: FEMA NFHL; US Census TIGERweb; FEMA OpenFEMA NFIP Redacted Claims v3.
Data as of Oct 6, 2026 (FEMA OpenFEMA NFIP claims)
Published by checkmyfloodzone.com. Last updated: .
- High risk
- Moderate
- Lower risk
- Not mapped
Flood Zone Breakdown for Lafayette
About 43% of the mapped area in Lafayette falls within a FEMA Special Flood Hazard Area (high-risk or moderate-risk flood zone). The breakdown by zone:
- A 21% Zone A
- AE 21% Zone AE
- AH 0% Zone AH
- X 57% Zone X
Mapped Waterways Near Lafayette
FEMA NFHL mapped zones: A, AE, AH, X; US Census TIGERweb water features: Coulee Mine, Vermilion Riv, Vermillion Riv.. The FEMA NFHL fixture maps zones A, AE, AH, X within the Lafayette, Louisiana area. US Census TIGERweb maps Coulee Mine, Vermilion Riv, Vermillion Riv in the same extent. These layers describe area-wide patterns; check an exact address for a property-level flood-zone result.
- Coulee Mine
- Vermilion Riv
- Vermillion Riv
- Cypress Byu
- Coulee Francois
- Couler Br
- Francois Coulee
- Byu St Clair
Flood Zone Details for Lafayette
| Zone | Risk level | Area | Insurance |
|---|---|---|---|
| A | High-risk flood zone without a detailed BFE study. About a 1-in-100 chance of flooding each year. | 21% | Flood insurance is typically required for federally backed mortgages. |
| AE | High-risk riverine or coastal flood zone with a computed base flood elevation (BFE). About a 1-in-100 chance of flooding each year. | 21% | Flood insurance is typically required for federally backed mortgages. |
| AH | High-risk shallow ponding zone with a flood depth of 1 to 3 feet and a defined BFE. | 0% | Flood insurance is typically required for federally backed mortgages. |
| X | Lower-risk zone outside the 1% annual chance flood boundary. Flooding is still possible but less likely than in high-risk zones. | 57% | Flood insurance is not required but may still be a smart choice -- nearly one-third of flood claims (29% over 2014-2024) come from lower-risk areas. |