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Know Your Ground

County Data

Grant County, Arkansas

Self-reliance and preparedness data for Grant County

Very Low

Hazard Risk (6.7/100)

8a

USDA Zone

257

Frost-Free Days

Moderate

Solar (4.4 kWh/m²/day)

Natural Hazard Risks in Grant County

HazardRisk RatingScore
TornadoRelatively Low13.4
HailRelatively Low10.9
Strong WindRelatively Low10.8
Winter WeatherRelatively Low10.1
LandslideRelatively Low8.8

Source: FEMA National Risk Index. Scores 0–100, higher = more risk.

Climate Profile

Temperature & Growing Season

January Avg45°F
July Avg83°F
USDA Zone8a
Frost-Free Days257

Water & Energy

Annual Precipitation53.6
Solar Potential4.4 kWh/m²/day
Wind Speed0.4 m/s
Soil TypeSilt Loam

Local Species

62

Edible species

27

Medicinal species

80

Autonomy Score

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Frequently Asked Questions

What are the biggest natural hazards in Grant County, Arkansas?
Grant County has an overall hazard rating of Very Low based on FEMA National Risk Index data. The top threats are Tornado, Hail, Strong Wind. Each hazard is scored 0–100 by likelihood and expected impact.
What is the growing season in Grant County?
Grant County is in USDA Hardiness Zone 8a with approximately 257 frost-free days per year. This determines which crops, fruit trees, and perennials can survive your winters and how long your outdoor growing season lasts.
Is Grant County good for solar power?
Grant County has a moderate solar rating. Solar potential is based on average daily irradiance (kWh/m²/day), which determines how much energy rooftop or ground-mounted panels can produce year-round.
How many edible plants grow in Grant County?
Our database identifies 62 edible plant species in Grant County based on regional flora data, USDA hardiness zone, and iNaturalist observations. The full field guide includes identification notes, preparation methods, and seasonal availability.
What is the autonomy score for Grant County?
Grant County has an autonomy score of 80. This composite score measures local self-reliance potential across water access, food production capacity, energy resources, and supply chain resilience. Higher scores indicate greater potential for self-sufficiency.

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