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Know Your Ground

County Data

Marion County, Florida

Self-reliance and preparedness data for Marion County

Relatively High

Hazard Risk (28.2/100)

10a

USDA Zone

338

Frost-Free Days

Good

Solar (4.9 kWh/m²/day)

Natural Hazard Risks in Marion County

HazardRisk RatingScore
WildfireVery High57.4
TornadoVery High50.6
LightningRelatively High45.7
Cold WaveRelatively High36.4
Riverine FloodingRelatively High22.8

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

Wildfire Risk in Marion County

FEMA National Risk Index

57.4/100Well above the national average. Ranked 9 of 562 US counties where wildfire is a leading hazard.

What that means for Marion County households

  • Clear a 30ft defensible space around structures, especially on the downslope side
  • Identify two evacuation routes and check which roads flood or close seasonally
  • Keep go-bags accessible through fire season
  • Stock N95 masks — smoke reaches far beyond the burn perimeter
  • Check whether your policy covers wildfire and at what deductible

Full wildfire preparedness guide · See how Florida compares

Climate Profile

Temperature & Growing Season

January Avg57°F
July Avg81°F
USDA Zone10a
Frost-Free Days338

Water & Energy

Annual Precipitation48.7
Solar Potential4.9 kWh/m²/day
Wind Speed1.3 m/s
Soil TypeSand

Local Species

62

Edible species

27

Medicinal species

80

Autonomy Score

Get Your Marion County Guide

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Frequently Asked Questions

What are the biggest natural hazards in Marion County, Florida?
Marion County has an overall hazard rating of Relatively High based on FEMA National Risk Index data. The top threats are Wildfire, Tornado, Lightning. Each hazard is scored 0–100 by likelihood and expected impact.
What is the growing season in Marion County?
Marion County is in USDA Hardiness Zone 10a with approximately 338 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 Marion County good for solar power?
Marion County has a good 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 Marion County?
Our database identifies 62 edible plant species in Marion 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 Marion County?
Marion 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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