riskbycounty
FEMA National Risk Index

York County Disaster Risk

York County, Maine

FEMA Risk Rating

Relatively Moderate

National Percentile

81th

of 3,144 counties

State Rank

#1

of 16 (1 = highest risk)

Flood Risk

87th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Moderate

Higher than 87% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively Low

Higher than 56% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 46% of US counties

Earthquake

Seismic activity and ground shaking risk

Moderate

Higher than 84% of US counties

Hurricane

Tropical cyclone and hurricane risk

Moderate

Higher than 92% of US counties

Risk Advisory: York County

Risk Verdict

York County has a relatively moderate overall disaster risk profile, scoring in the 81th percentile nationally. While not in the highest tier, this county faces meaningful hazard exposure. Residents are encouraged to understand their specific risks and maintain emergency supplies.

Hazard Breakdown

Hurricane risk is the dominant hazard for York County, scoring in the 92th percentile nationally. It is followed by flood risk at the 87th percentile. Additional hazards include earthquake (84th), wildfire (56th), tornado (46th).

Preparedness Context

With hurricane risk as the top concern, York County residents should know your evacuation route, stockpile supplies for at least 72 hours, and review your homeowners and flood insurance policies annually. Secondary risks such as flood also warrant attention in household and community preparedness planning. FEMA recommends all households maintain at least 72 hours of food, water, and medication supplies regardless of specific hazard exposure.

Regional Context

York County is significantly riskier than the average county in Maine. Its composite risk score is 24.7 points higher than the state average, meaning residents face above-average exposure to natural hazards compared to their neighbors.

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Frequently Asked Questions

What is the natural disaster risk in York County, ME?
York County has a FEMA National Risk Index rating of Relatively Moderate, placing it in the 81th percentile nationally out of 3,144 counties. This composite score reflects the county's overall exposure to natural hazards including floods, wildfires, tornadoes, earthquakes, and hurricanes, weighted by expected annual loss and social vulnerability.
What types of natural hazards affect York County?
York County is evaluated for five major natural hazard types: hurricane (92th percentile), flooding (87th percentile), earthquake (84th percentile), wildfire (56th percentile), tornado (46th percentile). The highest-risk hazard is hurricane at the 92th percentile nationally. These scores are derived from FEMA's National Risk Index, which analyzes expected annual loss, social vulnerability, and community resilience for each hazard type.
How does York County risk compare to the Maine average?
York County's composite risk percentile is 81th, compared to the Maine state average of 57th percentile. The state's overall risk rating is Relatively Low. This means York County faces higher natural disaster risk than the typical county in Maine.
Is York County at risk for hurricane?
Yes, York County's hurricane risk is at the 92th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, York County is at the 87th percentile.
How is natural disaster risk measured?
FEMA's National Risk Index (NRI) calculates risk scores for 18 natural hazard types across all U.S. counties and census tracts. The composite score combines Expected Annual Loss (estimated dollar losses from each hazard), Social Vulnerability (demographic factors affecting disaster impact), and Community Resilience (ability to recover). Percentile scores rank each county against all 3,144 U.S. counties, and risk ratings range from Very Low to Very High.
Why is York County higher risk than average?
York County's composite risk score of 81th percentile is above the Maine state average of 57th percentile. This elevated risk is driven by hurricane exposure (92th percentile), along with flooding and earthquake and wildfire risk. Geographic location, terrain, climate patterns, and proximity to flood zones or fault lines all influence a county's risk profile.

Counties with Similar Risk

Aroostook County

Maine

-1.0

Relatively Low

80th percentile

Penobscot County

Maine

-3.4

Relatively Low

78th percentile

Cumberland County

Maine

-4.5

Relatively Low

77th percentile

By Logan Johnson, Founder & Data EditorUpdated Reviewed by Logan Johnson, Founder & Data Editor

Data Source

Risk data sourced from the FEMA National Risk Index (NRI). Risk scores are relative rankings (0–100) across all US counties — not absolute risk measures. Higher scores indicate higher relative risk compared to other counties.

Disclaimer: This data is informational only. It is not financial, insurance, or legal advice. Always consult a qualified professional before making insurance or real estate decisions.

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