FEMA rates relative riverine flooding risk for Lafayette Parish as very high and reports FEMA annualized frequency of 1.833 per year for the area.
FEMA summary
FEMA's profile for Lafayette Parish reports FEMA annualized frequency of 1.833 per year for riverine flooding. FEMA's relative risk rating for the area is very high; the annualized frequency is a separate measure.
Hazard metrics cover FEMA county-equivalent geographies rather than individual addresses or parcels. Use local or state hazard maps before making a property, insurance, retrofit, or evacuation decision.
Select a hazard to inspect FEMA's figures for Lafayette Parish.
Riverine Flooding
FEMA combines its area-wide loss estimate and community data in this relative rating. Event frequency appears separately below.
Relative FEMA score
99.8/100
Occurrence thresholds vary by hazard. The FEMA methodology defines the value for each hazard.
The area loss estimate combines FEMA's modeled losses to buildings, population, and agriculture across Lafayette Parish. It is not an estimate for a home or address.
City risk summary
For Lafayette, FEMA rates riverine flooding risk for Lafayette Parish as very high, with a relative score of 99.8/100. The next highest relative scores are hurricane at 97.7/100 and ice storm at 85.9/100.
Using FEMA data for Lafayette Parish, Lafayette is #2 among 10 covered Louisiana entries for riverine flooding risk. Baton Rouge is about 56 straight-line miles from the Lafayette map point; its FEMA figures cover East Baton Rouge Parish.
For homeowners and movers
Preparedness actions
Living in Lafayette? Learn how to handle water storage, sanitation, and security in a small space.
The map shows Lafayette. All FEMA figures on this page cover Lafayette Parish.
The FEMA figures cover Lafayette Parish. Address-level conditions require local maps, building records, and property details.
FEMA rates relative riverine flooding risk for Lafayette Parish as very high. Its FEMA annualized frequency is 1.833 per year. Damage at a specific address also depends on the building, soil, elevation, and exact hazard zone.
Among 10 Louisiana cities covered by this directory, Lafayette is #2 for relative riverine flooding risk based on FEMA's score for Lafayette Parish. Homes within Lafayette can have different soil, elevation, construction, and hazard-zone conditions.
In FEMA's data for Lafayette Parish, the highest relative ratings are Riverine Flooding (Very High), Hurricane (Relatively High), and Ice Storm (Relatively High). FEMA uses estimated losses and community data along with event frequency when assigning these ratings.
The hazard numbers cover Lafayette Parish. For an individual home, check local fault, flood, fire, evacuation, and building records for the exact address.
FEMA gives Lafayette Parish an overall relative risk rating of relatively high. Conditions at a specific home depend on its hazard zones, building type, maintenance, insurance, and access to evacuation routes and emergency services.
Start with this step: Confirm the exact hazard using official local maps before making property or insurance decisions. Know how local officials issue warnings and evacuation instructions. Use Ready.gov Be Informed and local emergency guidance for a complete plan.
Distances are measured between city coordinates.
| City | Distance | Riverine Flooding rating | Relative score |
|---|---|---|---|
| Baton Rouge, LA | 56 mi | Very High | 99.9 |
| Lake Charles, LA | 70 mi | Relatively High | 99.4 |
| Houma, LA | 91 mi | Relatively Moderate | 94.1 |
Limited to products tagged for riverine flooding or general preparedness.
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View productHazard metrics come from FEMA National Risk Index v1.19.0 (March 2023). City population and coordinates come from SimpleMaps US Cities Database. For current conditions, use official local maps, warnings, inspections, and professional advice.