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

Effingham County Disaster Risk

Effingham County, Illinois

FEMA Risk Rating

Relatively Low

National Percentile

54th

of 3,144 counties

State Rank

#55

of 102 (1 = highest risk)

Flood Risk

49th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively Low

Higher than 49% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Very Low

Higher than 11% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 64% of US counties

Earthquake

Seismic activity and ground shaking risk

Moderate

Higher than 89% of US counties

Hurricane

Tropical cyclone and hurricane risk

Very Low

Higher than 40% of US counties

Risk Overview

About Natural Disaster Risk in Effingham County, Illinois

Effingham sits near U.S. risk average

With a composite risk score of 53.75, Effingham County ranks slightly below the national median for natural disaster risk. The county's "Relatively Low" rating means residents face manageable but not negligible hazards compared to the typical American county.

Nearly average for Illinois

Effingham's score of 53.75 tracks almost exactly with Illinois's state average of 54.46, placing it squarely in the middle of the state's risk profile. This means Effingham faces typical exposure to the natural hazards that define the Illinois landscape.

Safer than most regional peers

Effingham's 53.75 score outperforms Franklin County (80.95) and Grundy County (66.51) but trails Ford County's notably lower 26.21. The variation across central Illinois shows that county-by-county differences matter significantly—neighboring communities can face very different risk levels.

Earthquakes and tornadoes dominate

Effingham's earthquake risk (88.55) and tornado risk (63.58) are the county's primary concerns, with both notably elevated. Flood risk (49.17) poses a moderate secondary threat, while wildfire danger remains minimal at just 10.88.

Prioritize earthquake and wind coverage

Standard homeowners policies often exclude earthquake damage—a critical gap in Effingham County. Ensure your policy covers tornado/wind damage, and strongly consider a separate earthquake rider given the county's 88.55 earthquake risk score.

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

Preparedness Guide

What to Prepare for in Effingham County

Top Hazards by Exposure

  1. #1
    EarthquakePrepare
    89th percentile
  2. #2
    TornadoPrepare
    64th percentile
  3. #3
    FloodPrepare
    49th percentile

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

Risk Advisory: Effingham County

Risk Verdict

Effingham County's FEMA risk score places it at the 54th percentile nationally, indicating lower-than-typical exposure for a U.S. county. A moderate composite score often means one or two hazard categories are doing the heavy lifting — knowing which ones matters for preparation.

Hazard Breakdown

Earthquake risk is Effingham County's dominant natural hazard, ranked at the 89th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 64th percentile nationally. Additional tracked hazards include flood (49th percentile), hurricane (40th percentile), wildfire (11th percentile).

Preparedness Context

With earthquake ranked as the top hazard at the 89th percentile nationally, Effingham County residents benefit from reviewing homeowners insurance: standard policies rarely cover earthquake damage, and separate earthquake insurance must be purchased before an event. Alongside earthquake exposure, Effingham County's tornado risk at the 64th percentile nationally reinforces the value of maintaining a household emergency supply cache usable for multiple hazard scenarios. Earthquake insurance in Effingham County is typically offered as a separate policy — standard homeowners coverage excludes ground movement. Reviewing this gap and comparing policy options before an event is a financial preparedness step with potentially large consequences.

Regional Context

Effingham County sits within 0.7 composite points of the Illinois state average, suggesting the county's hazard exposure is representative of the broader regional pattern.

Is your household prepared for Effingham 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 Effingham County, IL?
Effingham County has a FEMA National Risk Index rating of Relatively Low, placing it in the 54th 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 Effingham County?
Effingham County is evaluated for five major natural hazard types: earthquake (89th percentile), tornado (64th percentile), flooding (49th percentile), hurricane (40th percentile), wildfire (11th percentile). The highest-risk hazard is earthquake at the 89th 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 Effingham County risk compare to the Illinois average?
Effingham County's composite risk percentile is 54th, compared to the Illinois state average of 55th percentile. The state's overall risk rating is Relatively Low. This means Effingham County faces lower natural disaster risk than the typical county in Illinois.
Is Effingham County at risk for earthquake?
Yes, Effingham County's earthquake risk is at the 89th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Effingham County is at the 49th percentile.
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.
Is Effingham County a safe place to live?
Effingham County's composite risk score of 54th percentile is below the Illinois state average of 55th percentile, indicating relatively lower exposure to natural hazards. However, no county is completely risk-free. The primary hazard type is earthquake at the 89th percentile. Residents should still maintain emergency preparedness plans and appropriate insurance coverage.
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.