Loudoun County, Virginia
Natural Hazard Risk Assessment — Population: 418,601
78.1NRI
Relatively Low
Overall Risk Rating
👥
Population
418,601
🏠
Building Value
$65.2B
💰
Annual Hazard Loss
$60.7M
⚠️
Hazards Tracked
15
Natural Hazard Risk Profile
🌡️
Relatively ModerateHeat Wave
Annual Loss$5.2M
Risk Score91.1
⛄
Relatively HighWinter Weather
Annual Loss$655K
Risk Score90.4
⚡
Relatively HighLightning
Annual Loss$1.7M
Risk Score87.8
💨
Relatively HighStrong Wind
Annual Loss$2.8M
Risk Score87.4
🌊
Relatively ModerateRiverine Flooding
Annual Loss$37.5M
Risk Score83.9
🌀
Relatively LowHurricane
Annual Loss$3.1M
Risk Score80.1
🏔️
Relatively LowEarthquake
Annual Loss$2.2M
Risk Score77.9
🧊
Relatively ModerateHail
Annual Loss$1.2M
Risk Score76.5
Show all 15 hazards
🌪️
Relatively ModerateTornado
Annual Loss$4.8M
Risk Score74.7
☀️
Relatively ModerateDrought
Annual Loss$1.0M
Risk Score74.1
⛰️
Very LowLandslide
Annual Loss$2K
Risk Score51.2
🔥
Very LowWildfire
Annual Loss$34K
Risk Score37.4
❄️
Very LowIce Storm
Annual Loss$41K
Risk Score26.9
🥶
Relatively LowCold Wave
Annual Loss$493K
Risk Score24.6
🏔️
Very LowAvalanche
Annual Loss$55
Risk Score19.7
Loudoun County vs. National Average
🎯 Overall Risk
78.1+29.4 vs avg
National avg: 48.7
🔥 Wildfire Risk
37.4-11.3 vs avg
National avg: 48.7
👥 Social Vulnerability
10.6-38.6 vs avg
National avg: 49.2
🛡️ Community Resilience
85.5+36.8 vs avg
National avg: 48.7
Community Profile
Social Vulnerability
10.6
Very LowHigher scores indicate greater social vulnerability to natural hazards.
Community Resilience
85.5
Very HighHigher scores indicate better ability to prepare for, adapt to, and recover from hazards.
Frequently Asked Questions
Data from FEMA National Risk Index. For informational purposes only. Consult local authorities for property-specific risk.