Carroll County

Indiana — Natural Disaster Risk Assessment

Very Low

Composite Risk Score

29.6

National percentile: 30th

Carroll County faces very low composite natural disaster risk (NRI Risk Index score 29.6, 30th national percentile), driven primarily by drought and hail exposure. Expected annual loss across all 18 hazard types is $12M.

Source: FEMA National Risk Index v1.20 · Updated December 2025

Expected Annual Loss $12M Annualized county-level EAL
Social Vulnerability Very Low Population sensitivity
Community Resilience High Capacity to recover
Population 20K Latest estimate

Top Hazards

Drought
Low $355K/yr
Hail
Low $392K/yr
Cold Wave
Low $1M/yr

All 18 Hazard Risks

Drought Low 1.33 / yr $355K
Hail Low 4.08 / yr $392K
Cold Wave Low 3.68 / yr $1M
Landslide Very Low 0.08 / yr $2K
Riverine Flood Low 1.43 / yr $8M
Earthquake Very Low 0.00 / yr $303K
Tornado Low 0.29 / yr $1M
Strong Wind Low 4.96 / yr $521K
Heat Wave Very Low 4.47 / yr $244K
Winter Weather Low 9.53 / yr $47K
Hurricane Very Low 0.02 / yr $18K
Ice Storm Very Low 0.88 / yr $18K
Lightning Very Low 44.95 / yr $63K
Wildfire Very Low 0.00 / yr $3K
Avalanche Very Low 0.00 / yr $0
Coastal Flood Very Low 0.00 / yr $0
Tsunami Very Low 0.00 / yr $0
Volcanic Activity Very Low 0.00 / yr $0

Frequently Asked Questions

What is the overall natural disaster risk for Carroll County?

Carroll County has a composite FEMA National Risk Index score of 29.6 out of 100, placing it in the Very Low category and the 30th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.

What are the top natural hazards in Carroll County?

The three highest-rated hazards are Drought (Low, $355K EAL), Hail (Low, $392K EAL), Cold Wave (Low, $1M EAL). These account for most of the county's expected annual losses.

How does Carroll County compare to other Indiana counties?

Carroll County ranks #65 of 92 Indiana counties for overall natural disaster risk, with a very low rating.

What does Expected Annual Loss (EAL) mean?

EAL is FEMA's estimate of average annual dollar losses from natural hazards, calculated from historical event data and exposure models. Carroll County's $12M EAL is a statistical average, not a guarantee for any specific year or address.