riskbycounty
FEMA NRI 1.19.0Updated Nov 2023 · Coverage 2014–2023Methodology

Iredell County Disaster Risk

Iredell County, North Carolina

FEMA Risk Rating

Relatively Low

National Percentile

81th

of 3,144 counties

State Rank

#32

of 100 (1 = highest risk)

Flood Risk

87th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Moderate

Higher than 87% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively Low

Higher than 43% of US counties

Tornado

Tornado and severe thunderstorm risk

Moderate

Higher than 86% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 80% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 70% of US counties

Risk Overview

About Natural Disaster Risk in Iredell County, North Carolina

Iredell's risk sits above the U.S. average

Iredell County scores 80.79 on the composite risk scale, placing it in the Relatively Low category but notably higher than the national average. This means residents face greater exposure to multiple natural hazards than the typical American county, driven primarily by flood and tornado threats.

A moderate hazard profile for North Carolina

Iredell ranks above the state average of 66.72, positioning it in the upper-middle tier of North Carolina counties for overall natural disaster risk. The county's 80.79 score reflects above-average flood and tornado exposure relative to its peers across the state.

Iredell faces similar risks to nearby Lincoln

Iredell's composite score of 80.79 is closely aligned with Lincoln County (73.76), though Iredell carries noticeably higher flood risk at 86.64 versus Lincoln's 83.24. Both counties share elevated tornado risk, making them part of a cohesive regional hazard pattern in the Piedmont.

Floods and tornadoes dominate Iredell's hazards

Flood risk scores highest at 86.64, followed by tornado risk at 85.88—both well above the state average—making these dual threats the primary concern for residents. Earthquake risk registers at 79.77, while wildfire remains the lowest threat at 43.26, offering some regional relief in that category.

Prioritize flood and wind coverage now

Given Iredell's elevated flood and tornado exposure, comprehensive homeowners insurance that includes flood coverage and wind damage protection is essential. Review your policy's limits and deductibles annually, and consider bundling coverage to reduce premiums while maximizing protection.

Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor

Preparedness Guide

What to Prepare for in Iredell County

Top Hazards by Exposure

  1. #1
    FloodPrepare
    87th percentile
  2. #2
    TornadoPrepare
    86th percentile
  3. #3
    EarthquakePrepare
    80th percentile

Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)

Risk Advisory: Iredell County

Risk Verdict

Iredell County's FEMA risk score places it at the 81th percentile nationally, indicating lower-than-typical exposure for a U.S. county. At this risk level, having a documented household preparedness plan — not just awareness — is the meaningful next step for Iredell County residents.

Hazard Breakdown

Flood risk is Iredell County's dominant natural hazard, ranked at the 87th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 86th percentile nationally. Additional tracked hazards include earthquake (80th percentile), hurricane (70th percentile), wildfire (43th percentile).

Preparedness Context

At the 87th percentile nationally for flood risk, Iredell County residents benefit from understanding their specific flood zone status. Even one inch of floodwater causes significant structural damage to properties outside officially designated high-risk zones. Secondary tornado exposure at the 86th percentile adds a second preparedness layer; households should review coverage options and alert sign-up for both hazard types. A tested family preparedness plan specific to Iredell County's primary hazards — including how to shelter in place or evacuate, and who to call — provides more real protection than a general emergency kit sitting unused on a shelf.

Regional Context

The North Carolina county average is 14.1 composite points below Iredell County's score, a gap that reflects the county's elevated position in the state's hazard distribution.

Is your household prepared for Iredell County's hazards?

Review FEMA's county-specific preparedness checklists and emergency planning guides.

FEMA Ready Guide →

Frequently Asked Questions

What is the natural disaster risk in Iredell County, NC?
Iredell County has a FEMA National Risk Index rating of Relatively Low, placing it in the 81th percentile nationally out of 3,144 counties. This composite score reflects the county's overall exposure to natural hazards including floods, wildfires, tornadoes, earthquakes, and hurricanes, weighted by expected annual loss and social vulnerability.
What types of natural hazards affect Iredell County?
Iredell County is evaluated for five major natural hazard types: flooding (87th percentile), tornado (86th percentile), earthquake (80th percentile), hurricane (70th percentile), wildfire (43th percentile). The highest-risk hazard is flooding at the 87th percentile nationally. These scores are derived from FEMA's National Risk Index, which analyzes expected annual loss, social vulnerability, and community resilience for each hazard type.
How does Iredell County risk compare to the North Carolina average?
Iredell County's composite risk percentile is 81th, compared to the North Carolina state average of 67th percentile. The state's overall risk rating is Relatively Low. This means Iredell County faces higher natural disaster risk than the typical county in North Carolina.
Is Iredell County at risk for flooding?
Yes, Iredell County's flooding risk is at the 87th percentile nationally. This places it in the top quartile for this hazard type.
How is natural disaster risk measured?
FEMA's National Risk Index (NRI) calculates risk scores for 18 natural hazard types across all U.S. counties and census tracts. The composite score combines Expected Annual Loss (estimated dollar losses from each hazard), Social Vulnerability (demographic factors affecting disaster impact), and Community Resilience (ability to recover). Percentile scores rank each county against all 3,144 U.S. counties, and risk ratings range from Very Low to Very High.
Why is Iredell County higher risk than average?
Iredell County's composite risk score of 81th percentile is above the North Carolina state average of 67th percentile. This elevated risk is driven by flooding exposure (87th percentile), along with tornado and earthquake and hurricane risk. Geographic location, terrain, climate patterns, and proximity to flood zones or fault lines all influence a county's risk profile.
By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor

Data Source

Risk data sourced from the FEMA National Risk Index (NRI). Risk scores are relative rankings (0–100) across all US counties — not absolute risk measures. Higher scores indicate higher relative risk compared to other counties.

Disclaimer: This data is informational only. It is not financial, insurance, or legal advice. Always consult a qualified professional before making insurance or real estate decisions.