Houston County, AL
FEMA National Risk Index scores, disaster declarations & hazard data
Houston County has experienced 28 federally declared disasters since 1976, most recently Hurricane Helene in 2024. Its overall natural hazard risk is rated Relatively Moderate — near the middle compared to other US counties.
Houston County's highest-rated hazards are tornado, lightning, and hurricane, with its top risk rated "Relatively High" by FEMA's National Risk Index. Recorded storm events have increased 64% over the past five years compared to the prior five-year period. Community vulnerability is elevated (72nd 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. Houston County has been designated in 28 declarations since 1976, covering 6 disaster types including hurricane (12), severe storm (11), biological (2).
| Year | Type | Event name |
|---|---|---|
| 2024 | Hurricane | Hurricane Helene |
| 2020 | Hurricane | Hurricane Sally |
| 2020 | Hurricane | Hurricane Sally |
| 2020 | Biological | Covid-19 Pandemic |
| 2020 | Biological | Covid-19 |
| 2019 | Hurricane | Hurricane Michael |
| 2019 | Hurricane | Hurricane Michael |
| 2018 | Hurricane | Hurricane Nate |
| 2017 | Hurricane | Hurricane Irma |
| 2016 | Severe Storm | Severe Storms, Tornadoes, Straight-Line Winds, And Flooding |
Showing the 10 most recent of 28 total declarations since 1976.
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 | 51.9 | 0 | 0 | — |
| Inland Flooding | Relatively Moderate | 87.2 | 49 | 0 | $150K |
| Coastal Flooding | Not Applicable | — | 0 | 0 | — |
| Earthquake | Relatively Low | 72.7 | — | — | — |
| Heat Wave | Relatively Moderate | 79.8 | 5 | 0 | — |
| Tornado | Relatively High | 95.9 | 28 | 1 | $8.1M |
| Hurricane | Relatively High | 93.8 | 0 | 0 | — |
| Hail | Relatively Low | 37.7 | 12 | 0 | — |
| Strong Wind | Relatively High | 87.3 | 0 | 0 | — |
| Winter Weather | Relatively Low | 49.7 | 0 | 0 | — |
| Ice Storm | Relatively Low | 58.2 | — | — | — |
| Cold Wave | Relatively Moderate | 76.2 | — | — | — |
| Lightning | Relatively High | 93.9 | 4 | 1 | $651K |
| Drought | Relatively Moderate | 77.7 | 0 | 0 | — |
| Landslide | Very Low | 38.6 | 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
Houston County ranks in the 72nd percentile (Moderate) 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 | 72nd | Moderate |
| Socioeconomic status | 77th | High |
| Household characteristics | 75th | High |
| Racial & ethnic minority status | 73rd | Moderate |
| Housing type & transportation | 39th | Low |
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 | 46th | Relatively Moderate |
| Risk to homes | 43rd | Relatively Moderate |
| Buildings in direct exposure zone | 58.6% | — |
NOAA tracked 95 weather events in this county over 2016–2025: 36 in 2016–20 vs 59 in 2021–25 (+64% — 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 Houston County?
According to the FEMA National Risk Index, the highest-risk hazards in Houston County, Alabama are tornado, lightning, and hurricane. The county's overall natural hazard risk is rated Relatively Moderate — near the middle compared to other US counties.
Has Houston County received federal disaster declarations?
Yes. Houston County has received 28 federal disaster declarations since 1976, including declarations in 2024. The most common disaster type on record is hurricane (12 declarations).
Has Houston County had any FEMA disaster declarations in 2024, 2025, or 2026?
Yes. Recent federal disaster declarations for Houston County include Hurricane Helene (2024). See the declarations table above for the full history since 1976.
How does Houston County's natural hazard risk compare to nearby counties?
Among neighboring counties, Jackson County, FL has the highest overall natural hazard risk (Relatively Low) and Seminole County, GA has the lowest (Very Low). Houston County is rated Relatively Moderate overall.
How is Houston County's composite disaster risk index calculated?
Houston County'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. Houston County's composite score of 88 means its overall natural hazard risk is higher than 88% of US counties.