FEMA rates relative hurricane risk for Onslow County as relatively high and reports FEMA annualized frequency of 0.397 per year for the area.
FEMA summary
FEMA's profile for Onslow County reports FEMA annualized frequency of 0.397 per year for hurricane. FEMA's relative risk rating for the area is relatively high; the annualized frequency is a separate measure.
Hazard metrics cover FEMA county-equivalent geographies rather than individual addresses or parcels. Use local or state hazard maps before making a property, insurance, retrofit, or evacuation decision.
Select a hazard to inspect FEMA's figures for Onslow County.
Hurricane
FEMA combines its area-wide loss estimate and community data in this relative rating. Event frequency appears separately below.
Relative FEMA score
99.0/100
Occurrence thresholds vary by hazard. The FEMA methodology defines the value for each hazard.
The area loss estimate combines FEMA's modeled losses to buildings, population, and agriculture across Onslow County. It is not an estimate for a home or address.
City risk summary
For Jacksonville, FEMA rates hurricane risk for Onslow County as relatively high, with a relative score of 99.0/100. The next highest relative scores are winter weather at 96.9/100 and heat wave at 94.8/100.
Using FEMA data for Onslow County, Jacksonville is #2 among 16 covered North Carolina entries for hurricane risk. Wilmington is about 46 straight-line miles from the Jacksonville map point; its FEMA figures cover New Hanover County.
For homeowners and movers
Preparedness actions
Living in Jacksonville? Learn how to handle water storage, sanitation, and security in a small space.
The map shows Jacksonville. All FEMA figures on this page cover Onslow County.
The FEMA figures cover Onslow County. Address-level conditions require local maps, building records, and property details.
FEMA rates relative hurricane risk for Onslow County as relatively high. Its FEMA annualized frequency is 0.397 per year. Damage at a specific address also depends on the building, soil, elevation, and exact hazard zone.
Among 16 North Carolina cities covered by this directory, Jacksonville is #2 for relative hurricane risk based on FEMA's score for Onslow County. Homes within Jacksonville can have different soil, elevation, construction, and hazard-zone conditions.
In FEMA's data for Onslow County, the highest relative ratings are Hurricane (Relatively High), Winter Weather (Very High), and Heat Wave (Relatively Moderate). FEMA uses estimated losses and community data along with event frequency when assigning these ratings.
The hazard numbers cover Onslow County. For an individual home, check local fault, flood, fire, evacuation, and building records for the exact address.
FEMA gives Onslow County an overall relative risk rating of relatively high. Conditions at a specific home depend on its hazard zones, building type, maintenance, insurance, and access to evacuation routes and emergency services.
Start with this step: Confirm the exact hazard using official local maps before making property or insurance decisions. Know how local officials issue warnings and evacuation instructions. Use Ready.gov Be Informed and local emergency guidance for a complete plan.
Distances are measured between city coordinates.
| City | Distance | Hurricane rating | Relative score |
|---|---|---|---|
| Wilmington, NC | 46 mi | Very High | 99.4 |
| Greenville, NC | 60 mi | Relatively High | 96.3 |
| Fayetteville, NC | 93 mi | Relatively Moderate | 94.0 |
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View productHazard metrics come from FEMA National Risk Index v1.19.0 (March 2023). City population and coordinates come from SimpleMaps US Cities Database. For current conditions, use official local maps, warnings, inspections, and professional advice.