STATE RISK ROLL-UP
Missouri
Across 115 counties, FEMA rates 3 elevated or higher for overall natural-hazard risk. Here's what drives it — and where it concentrates.
How the counties rate
Faible101
Modéré11
Assez élevé3
Élevé0
Dominant hazards
The hazards most often rated elevated or higher across Missouri's counties:
- Tempête de verglas — 39 counties
- Vents forts — 20 counties
- Foudre — 11 counties
- Tornade — 9 counties
Highest-risk counties
| County | FEMA composite | Score |
|---|---|---|
| St. Louis County | Relativement élevé | 99 |
| St. Louis County | Relativement élevé | 99 |
| Jackson County | Relativement élevé | 97 |
| St. Charles County | Relativement modéré | 93 |
| Jefferson County | Relativement modéré | 91 |
| Clay County | Relativement modéré | 90 |
State figures are a roll-up of FEMA National Risk Index county data (counts and rankings), not an official FEMA state rating. Risk is an estimate from a public model, not a guarantee — verify your specific insurance needs with a licensed professional. See the methodology.
FEMA National Risk Index · as of 2026-07-10