Hunt & Live

Onslow County, NC

207,298 residents · 762 sq mi · 272.0/sq mi · 36% rural

Climate
62.5°F
57.1" rain/yr
Water
humid
Aridity index 1.79
Hardiness
Zone 9a
Winter low ~23.8°F

About Onslow County

Onslow County is a county located in the U.S. state of North Carolina. As of the 2020 census, the population was 204,576. Its county seat is Jacksonville. The county was created in 1734 as Onslow Precinct and gained county status in 1739. Onslow County comprises the Jacksonville, NC Metropolitan Statistical Area. The southern border of the county is the coast of the Atlantic Ocean.

27
Prepper Suitability
worsebetter
National rank: #2771 of 3,109
Locator map
Location within the continental US

Prepper Assessment

The terrain in this area is a mix of coastal and inland environments, with a humid climate that supports a growing season suitable for various crops. The annual mean temperature is 62.5°F, and with 57.1 inches of rainfall per year, gardening and small-scale farming can be viable. However, the region is classified as USDA zone 9a, meaning that while some crops thrive, the potential for hurricanes can disrupt agricultural efforts and pose challenges for self-sufficiency.

Natural hazards are a significant concern in this area, with a FEMA disaster percentile ranking of 95, indicating a high likelihood of experiencing severe weather events. Hurricanes are the primary threat, ranked at 99, followed by winter weather and lightning, which could impact both safety and infrastructure. The population density is relatively high at 272 people per square mile, which may lead to increased competition for resources and potential community stress during emergencies.

This county may suit individuals or families looking for a coastal lifestyle with access to amenities and a relatively affordable housing market, as the median home price is $196,800. However, those seeking complete isolation or minimal natural disaster risk may find it less appealing. The hidden gem here is the broadband access, with 80% of households subscribed, which can be beneficial for remote work or online learning amidst the challenges posed by the local climate.

AI-generated analysis based on county data (climate, hazards, density, housing, economy). For general orientation only.

Key Facts

Ranked #2,896 nationally
Out of 3,109 CONUS counties for composite prepper suitability.
#83 of 100 in NC
Ranked #83 of 100 counties statewide for prepper suitability.
Dominant hazard: hurricane
FEMA ranks hurricane risk at 99/100 here — the leading natural threat.
Urban: 272/sqmi
Densely populated at 272 people per square mile.
Climate profile
Classified as humid with a 62.5°F annual mean and 57.1" of annual precipitation. USDA hardiness zone 9a.
Housing & taxes
Median home value $196,800.

Score Breakdown

Violence
40
percentile (lower = safer)
Disasters
95
percentile (lower = safer)
Density
86
percentile (lower = emptier)
Overall FEMA Risk
95
NRI composite (0-100)

Natural Hazard Profile (FEMA NRI)

Coastal Flood 81
Cold Wave 60
Drought 35
Earthquake 67
Hail 44
Hurricane 99
Heat Wave 88
Riverine Flood 79
Ice Storm 76
Landslide 39
Lightning 92
Strong Wind 81
Tornado 86
Wildfire 86
Winter Weather 98

Monthly Climate (1991–2020 normals)

Average temperature
JFMAMJ JASOND
Monthly precipitation (inches)
JFMAMJ JASOND
Summer high
89.1°F
Winter low
33.8°F
Heating degree days
2,655
Cooling degree days
1,791

Housing & Economy

Median home value
$196,800
Median HH income
$59,976
Price to income
3.3×
Property tax rate
0.68%
~$1,331/yr median

Community Profile

Median age
26.9
Homeownership
58.9%
Poverty rate
12.8%
Unemployment
4.2%

Connectivity

Broadband households
79.6%
No internet access
6.4%

Explore Onslow County Further

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Data sources. Prepper scores are national percentile ranks of firearm fatalities (County Health Rankings 2024 / CDC WONDER), FEMA National Risk Index 2023 composite disaster score, and population density (ACS 2022 + TIGER 2022 land area). Climate from NOAA nClimDiv 1991–2020 normals. Hardiness zone is estimated from climate data and may differ from the official USDA PHZM. Demographics and housing from Census ACS 5-year 2022. All scores are for comparison purposes only and do not constitute advice about where to live.