STATE RISK ROLL-UP

Pennsylvania

Across 67 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

Low46

Moderate16

Elevated4

High1

Dominant hazards

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

Winter weather — 25 counties
Flooding — 15 counties
Tornado — 6 counties
Extreme heat — 3 counties

Highest-risk counties

County	FEMA composite	Score
Philadelphia County	Very High	100
Allegheny County	Relatively High	98
Montgomery County	Relatively High	97
Bucks County	Relatively High	95
Lancaster County	Relatively High	95
Lehigh 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.

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FEMA National Risk Index · as of 2026-07-08