riskbycounty
FEMA NRI 1.19.0Updated Nov 2023 · Coverage 2014–2023Methodology

Ocean County Disaster Risk

Ocean County, New Jersey

FEMA Risk Rating

Relatively High

National Percentile

96th

of 3,144 counties

State Rank

#6

of 21 (1 = highest risk)

Flood Risk

98th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively High

Higher than 98% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively High

Higher than 95% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 47% of US counties

Earthquake

Seismic activity and ground shaking risk

Moderate

Higher than 92% of US counties

Hurricane

Tropical cyclone and hurricane risk

Moderate

Higher than 93% of US counties

Risk Overview

About Natural Disaster Risk in Ocean County, New Jersey

Ocean County faces elevated disaster risk

Ocean County scores 96.15 out of 100 for composite risk, placing it firmly in the relatively high category and well above national and state averages. This score reflects coastal and environmental factors that create significant multi-hazard exposure.

Fifth-highest risk among NJ counties

Ocean County ranks fifth statewide in disaster risk with a composite score of 96.15, trailing only Middlesex, Hudson, Mercer, and Monmouth counties. Its score exceeds the state average of 90.81 by more than 5 points.

Nearly equal risk to Monmouth County

Ocean County (96.15) carries virtually the same composite risk as neighboring Monmouth County (96.31) to the north and substantially more than inland Morris County (92.88). Both Ocean and Monmouth face elevated coastal hazards.

Flooding and wildfires are critical threats

Ocean County faces exceptional flood risk at 98.20, driven by coastal exposure and low-lying terrain across much of the county. Wildfire risk scores an unusually high 95.23 for New Jersey, reflecting extensive pine forests and dry conditions, while hurricane risk (93.24) adds coastal storm exposure.

Flood insurance is non-negotiable

Ocean County residents must secure flood insurance immediately given the 98.20 flood risk score—among the highest in the state. Add earthquake and wildfire coverage to your policy, maintain firebreaks around your property if applicable, and stay informed about coastal storm warnings.

Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor

Preparedness Guide

What to Prepare for in Ocean County

Top Hazards by Exposure

  1. #1
    FloodPrepare
    98th percentile
  2. #2
    WildfirePrepare
    95th percentile
  3. #3
    HurricanePrepare
    93th percentile

Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)

Risk Advisory: Ocean County

Risk Verdict

Ocean County ranks in the top tier for natural disaster risk nationally, with a composite score at the 96th percentile. Comprehensive household preparedness — including reviewing insurance, maintaining emergency supplies, and knowing evacuation routes — is strongly recommended.

Hazard Breakdown

Flood risk is Ocean County's dominant natural hazard, ranked at the 98th percentile nationally under FEMA's National Risk Index. Wildfire ranks second at the 95th percentile nationally. Additional tracked hazards include hurricane (93th percentile), earthquake (92th percentile), tornado (47th percentile).

Preparedness Context

Ocean County sits at the 98th percentile nationally for flood exposure. Knowing your property's flood zone designation — available at FEMA's Flood Map Service Center — is the first step toward understanding actual exposure and insurance options. Alongside flooding, wildfire exposure at the 95th percentile means households benefit from a multi-hazard preparedness plan rather than focusing on flood alone. Regardless of specific hazard, Ocean County households benefit from a practiced communication plan: a designated out-of-state contact and a pre-agreed evacuation destination established before the season's peak risk period.

Regional Context

Compared to other New Jersey counties, Ocean County runs 5.3 composite risk points higher than the state mean — reflecting above-average hazard concentration in this area.

Is your household prepared for Ocean County's hazards?

Review FEMA's county-specific preparedness checklists and emergency planning guides.

FEMA Ready Guide →

Frequently Asked Questions

What is the natural disaster risk in Ocean County, NJ?
Ocean County has a FEMA National Risk Index rating of Relatively High, placing it in the 96th 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 Ocean County?
Ocean County is evaluated for five major natural hazard types: flooding (98th percentile), wildfire (95th percentile), hurricane (93th percentile), earthquake (92th percentile), tornado (47th percentile). The highest-risk hazard is flooding at the 98th 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 Ocean County risk compare to the New Jersey average?
Ocean County's composite risk percentile is 96th, compared to the New Jersey state average of 91th percentile. The state's overall risk rating is Relatively Moderate. This means Ocean County faces higher natural disaster risk than the typical county in New Jersey.
Is Ocean County at risk for flooding?
Yes, Ocean County's flooding risk is at the 98th percentile nationally. This places it in the top quartile for this hazard type.
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 Ocean County higher risk than average?
Ocean County's composite risk score of 96th percentile is above the New Jersey state average of 91th percentile. This elevated risk is driven by flooding exposure (98th percentile), along with wildfire and hurricane and earthquake risk. Geographic location, terrain, climate patterns, and proximity to flood zones or fault lines all influence a county's risk profile.
By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, 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.