Natural Hazard Risk in New Jersey

The risk score (0–100) combines expected annual loss from 18 natural hazards with social vulnerability and community resilience. Higher = greater relative risk. Scores compare counties across the United States.

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CountyRisk scoreRatingExpected annual lossPopulation
Bergen97.8Relatively High$321.8M955,459
Middlesex97.8Relatively High$282.4M862,614
Essex97.7Relatively High$214.1M863,448
Hudson97.2Relatively High$188.8M723,485
Monmouth96.3Relatively High$281.6M643,237
Ocean96.2Relatively High$203.7M636,993
Passaic95.8Relatively High$148.8M523,958
Union95.5Relatively High$163.1M575,179
Mercer95.4Relatively High$176.2M386,483
Burlington93.6Relatively Moderate$175.8M461,561
Camden93.2Relatively Moderate$121.9M523,339
Atlantic93Relatively Moderate$123.3M274,261
Morris92.9Relatively Moderate$208.1M508,868
Cape May91Relatively Moderate$99.7M95,244
Somerset90.9Relatively Moderate$160.6M345,266
Gloucester86.6Relatively Moderate$77M302,128
Cumberland82.6Relatively Moderate$44M154,088
Warren80.8Relatively Low$57.3M109,580
Hunterdon78.7Relatively Low$68.5M128,867
Sussex77.4Relatively Low$58.7M144,119
Salem76.5Relatively Low$40.1M64,822

🏛️ Federal disaster declarations (last 2 years)

FMJONES ROAD FIREApr 24, 2025

Fire · Designated areas: Ocean (County)

Major disaster (DR) and emergency (EM) declarations unlock federal assistance for the designated areas. Source: FEMA / OpenFEMA.

Other states

Data: FEMA National Risk Index (updated ~annually). AlertAtlas is not an official warning service — always follow local authorities.