Iberville Parish, LA
FEMA National Risk Index scores, disaster declarations & hazard data
Iberville Parish has experienced 47 federally declared disasters since 1965, most recently Severe Winter Storm in 2026. Its overall natural hazard risk is rated Relatively Low — lower risk than most US counties.
Iberville Parish's highest-rated hazards are hurricane, drought, and tornado, with its top risk rated "Relatively High" by FEMA's National Risk Index. Recorded storm events have increased 120% over the past five years compared to the prior five-year period. Community vulnerability is elevated (85th percentile nationally), suggesting residents may face greater difficulty recovering from major disasters.
Past disasters & FEMA designations
A federal disaster declaration officially designates a county for FEMA disaster assistance. Iberville Parish has been designated in 47 declarations since 1965, covering 8 disaster types including hurricane (24), flood (11), coastal storm (4).
| Year | Type | Event name |
|---|---|---|
| 2026 | Winter Storm | Severe Winter Storm |
| 2024 | Hurricane | Tropical Storm Francine |
| 2024 | Hurricane | Hurricane Francine |
| 2021 | Hurricane | Tropical Storm Zeta |
| 2021 | Coastal Storm | Tropical Storm Nicholas |
| 2021 | Hurricane | Tropical Storm Ida |
| 2021 | Severe Ice Storm | Severe Winter Storms |
| 2021 | Severe Ice Storm | Severe Winter Storm |
| 2021 | Flood | Severe Storms, Tornadoes, And Flooding |
| 2021 | Hurricane | Hurricane Zeta |
Showing the 10 most recent of 47 total declarations since 1965.
Source: FEMA OpenFEMA Disaster Declarations Summaries. A single disaster can produce more than one record per county. Data current through September 2026.
Risk by hazard type
| Hazard | Risk rating | Risk score | Recorded events | Deaths | Prop. damage |
|---|---|---|---|---|---|
| Wildfire | Very Low | 6 | 0 | 0 | — |
| Inland Flooding | Relatively Low | 36.5 | 5 | 0 | $6.5M |
| Coastal Flooding | Relatively Moderate | 65.6 | 0 | 0 | — |
| Earthquake | Very Low | 34.7 | — | — | — |
| Heat Wave | Relatively Low | 71.9 | 24 | 0 | — |
| Tornado | Relatively Moderate | 77.4 | 6 | 0 | $25K |
| Hurricane | Relatively High | 94.4 | 0 | 0 | — |
| Hail | Very Low | 15.6 | 12 | 0 | — |
| Strong Wind | Relatively Low | 48.3 | 0 | 0 | — |
| Winter Weather | Very Low | 11.7 | 0 | 0 | — |
| Ice Storm | Relatively Low | 46.1 | — | — | — |
| Cold Wave | Relatively Moderate | 73.1 | — | — | — |
| Lightning | Relatively Moderate | 57 | 1 | 0 | $10K |
| Drought | Relatively Moderate | 85.3 | 0 | 0 | — |
| Landslide | Very Low | 20.4 | 0 | 0 | — |
| Avalanche | Not Applicable | — | — | — | — |
| Tsunami | Not Applicable | — | — | — | — |
| Volcanic Activity | Not Applicable | — | — | — | — |
Scores are 0–100 percentiles relative to all US counties — higher means more exposed, not that a disaster is likely this year. Event counts: NOAA Storm Events 2016–2026; earthquake counts from USGS ComCat (M3.0+, 1996–2026). See the methodology page for details.
Community vulnerability
Iberville Parish ranks in the 85th percentile (High) for community vulnerability — a measure of how hard disaster impacts tend to hit residents. Higher vulnerability means more displacement, worse health outcomes, and slower recovery after a disaster.
| SVI theme | Percentile | Vulnerability level |
|---|---|---|
| Overall | 85th | High |
| Socioeconomic status | 73rd | Moderate |
| Household characteristics | 72nd | Moderate |
| Racial & ethnic minority status | 88th | High |
| Housing type & transportation | 90th | High |
Source: CDC/ATSDR Social Vulnerability Index 2022. Percentiles compare counties nationally — higher means more vulnerable relative to other counties. See CDC SVI for full methodology.
Future risk outlook
| Wildfire metric | National percentile | Level |
|---|---|---|
| Burn probability | 10th | Very Low |
| Risk to homes | 10th | Very Low |
| Buildings in direct exposure zone | 41.3% | — |
NOAA tracked 48 weather events in this county over 2016–2025: 15 in 2016–20 vs 33 in 2021–25 (+120% — frequency increasing).
Wildfire: USDA Forest Service Wildfire Risk to Communities (RDS-2020-0016-2) — modeled values, not annual forecasts. See wildfirerisk.org. Inland flood and heat projections pending data availability; coastal sea-level projections are available for select coastal counties below — see the data page.
Nearby counties
Frequently asked questions
What natural hazards pose the greatest risk in Iberville Parish?
According to the FEMA National Risk Index, the highest-risk hazards in Iberville Parish, Louisiana are hurricane, drought, and tornado. The county's overall natural hazard risk is rated Relatively Low — lower risk than most US counties.
Has Iberville Parish received federal disaster declarations?
Yes. Iberville Parish has received 47 federal disaster declarations since 1965, including declarations in 2026. The most common disaster type on record is hurricane (24 declarations).
Has Iberville Parish had any FEMA disaster declarations in 2024, 2025, or 2026?
Yes. Recent federal disaster declarations for Iberville Parish include Severe Winter Storm (2026), Tropical Storm Francine (2024), Hurricane Francine (2024). See the declarations table above for the full history since 1965.
How does Iberville Parish's natural hazard risk compare to nearby counties?
Among neighboring counties, East Baton Rouge Parish, LA has the highest overall natural hazard risk (Relatively High) and West Baton Rouge Parish, LA has the lowest (Very Low). Iberville Parish is rated Relatively Low overall.
How is Iberville Parish's composite disaster risk index calculated?
Iberville Parish's composite disaster risk index — officially FEMA's National Risk Index (NRI) — scores every US county on a 0–100 percentile scale across 18 natural hazard types, factoring in expected annual loss, social vulnerability, and community resilience. Iberville Parish's composite score of 74 means its overall natural hazard risk is higher than 74% of US counties.