County Data
Loudoun County, Virginia
Self-reliance and preparedness data for Loudoun County
Very Low
Hazard Risk (0.0/100)
Moderate
Solar (4.0 kWh/m²/day)
Natural Hazard Risks in Loudoun County
| Hazard | Risk Rating | Score |
|---|---|---|
| Cold Wave | Very Low | 0.0 |
| Drought | Very Low | 0.0 |
| Hail | Very Low | 0.0 |
| Heat Wave | Very Low | 0.0 |
| Hurricane | Very Low | 0.0 |
Source: FEMA National Risk Index. Scores 0–100, higher = more risk.
Climate Profile
Temperature & Growing Season
| January Avg | 29°F |
Water & Energy
| Annual Precipitation | 6.0″ |
| Solar Potential | 4.0 kWh/m²/day |
| Wind Speed | 1.9 m/s |
| Soil Type | Silt Loam |
Local Species
81
Edible species
35
Medicinal species
52
Autonomy Score
Get Your Loudoun County Guide
Enter any zip code in Loudoun County for a full location-specific guide with planting calendars, foraging data, water strategy, and personalized action plans.
Full guide from $14.99 — printable, offline-ready
Frequently Asked Questions
- What are the biggest natural hazards in Loudoun County, Virginia?
- Loudoun County has an overall hazard rating of Very Low based on FEMA National Risk Index data. The top threats are Cold Wave, Drought, Hail. Each hazard is scored 0–100 by likelihood and expected impact.
- Is Loudoun County good for solar power?
- Loudoun 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 Loudoun County?
- Our database identifies 81 edible plant species in Loudoun 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 Loudoun County?
- Loudoun County has an autonomy score of 52. 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.