STATE RISK ROLL-UP

Washington

Across 39 counties, FEMA rates 5 elevated or higher for overall natural-hazard risk. Here's what drives it — and where it concentrates.

How the counties rate

Low19

Moderate15

Elevated4

High1

Dominant hazards

The hazards most often rated elevated or higher across Washington's counties:

Ice storm — 11 counties
Avalanche — 9 counties
Landslide — 8 counties
Winter weather — 6 counties

Highest-risk counties

County	FEMA composite	Score
King County	Very high	100
Pierce County	Relatively high	99
Snohomish County	Relatively high	98
Grays Harbor County	Relatively high	97
Thurston County	Relatively high	94
Yakima County	Relatively moderate	94

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.

Check a county scorecard →Build a prep checklist →← All states

FEMA National Risk Index · as of 2026-07-10