Flood history · Altha, FL 32421
Flood insurance claims in Altha, FL 32421
53 claims since 1984 and $825,115 paid. Here's what the public record shows, and how to check a specific address.
Claims by year
Every NFIP flood insurance claim reported in ZIP 32421 since 1978.
What the record says
Almost all claims here (92%) were on properties in high-risk zones (A or V). In those zones, federally regulated lenders require flood insurance.
Losses are spread across many events; the largest, Tropical Storm Alberto, accounts for 13% of claims.
5 claims were filed in the last 10 years.
The most commonly recorded cause is rivers, streams or lakes overflowing.
Biggest flood events
| Event | Year | Claims | Share |
|---|---|---|---|
| Tropical Storm Alberto | 1994 | 7 | 13% |
| Hurricane Michael | 2018 | 2 | 4% |
| Hurricane Elena | 1985 | 1 | 2% |
| Mid-spring storms | 2014 | 1 | 2% |
| Hurricane Sally | 2020 | 1 | 2% |
Flood zone at time of claim
NFIP communities
Federal disaster declarations in Calhoun County
Flood, hurricane and storm declarations since 2000.
28 flood, storm or hurricane declarations for Calhoun County since 2000.
Check a specific address in Altha.
ZIP-level history is the backdrop. See the official FEMA flood zone, ground elevation and next steps for one property, free.
Sources: FEMA OpenFEMA NFIP Redacted Claims (v3) and Disaster Declarations Summaries, FEMA NFIP Community Status Book; place names from GeoNames (CC BY 4.0). Data as of 2026-10-09. Payments are net building + contents payments in dollars at the time paid, not adjusted for inflation. Claims are grouped by the ZIP code reported on the claim. This product uses the FEMA OpenFEMA API but is not endorsed by FEMA. Information only; not an official flood zone determination or insurance advice.