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

Champaign County Disaster Risk

Champaign County, Illinois

FEMA Risk Rating

Relatively Moderate

National Percentile

90th

of 3,144 counties

State Rank

#12

of 102 (1 = highest risk)

Flood Risk

90th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Moderate

Higher than 90% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Very Low

Higher than 16% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively High

Higher than 95% of US counties

Earthquake

Seismic activity and ground shaking risk

Moderate

Higher than 89% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 49% of US counties

Risk Overview

About Natural Disaster Risk in Champaign County, Illinois

Champaign County faces moderate disaster risk

Champaign County's composite risk score of 90.46 places it significantly above the national average, with a Relatively Moderate risk rating. This score reflects meaningful exposure to multiple hazard types, particularly flooding and tornadoes.

Second-highest risk in Illinois

At 90.46, Champaign County ranks among the most hazardous counties in Illinois, surpassed only by Cook County's 99.97. The county's score substantially exceeds the state average of 54.46, indicating above-average exposure to weather-related disasters.

Riskiest county in central Illinois

Champaign County (90.46) faces dramatically higher disaster risk than adjacent Christian County (54.04) and Coles County (70.36). It stands as the highest-risk county in its immediate region.

Tornadoes and floods pose major threats

Tornado risk dominates at 94.85, making Champaign one of Illinois's most tornado-prone counties, while flood risk scores 90.36—both well above state averages. Together, these two hazards account for the county's elevated composite risk profile.

Comprehensive coverage essential for residents

Champaign County residents should maintain robust homeowners insurance with specific tornado and flood protections, as standard policies often exclude flood damage. Safe room construction and emergency planning are equally critical given the region's significant severe weather exposure.

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

Preparedness Guide

What to Prepare for in Champaign County

Top Hazards by Exposure

  1. #1
    TornadoPrepare
    95th percentile
  2. #2
    FloodPrepare
    90th percentile
  3. #3
    EarthquakePrepare
    89th percentile

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

Risk Advisory: Champaign County

Risk Verdict

Champaign County's overall risk score at the 90th percentile nationally signals meaningful exposure to multiple natural hazard types. Comprehensive household preparedness — including reviewing insurance, maintaining emergency supplies, and knowing evacuation routes — is strongly recommended.

Hazard Breakdown

Tornado risk is Champaign County's dominant natural hazard, ranked at the 95th percentile nationally under FEMA's National Risk Index. Flood ranks second at the 90th percentile nationally. Additional tracked hazards include earthquake (89th percentile), hurricane (49th percentile), wildfire (16th percentile).

Preparedness Context

Champaign County ranks at the 95th percentile nationally for tornado exposure. Unlike many slow-onset hazards, tornadoes in Champaign County can reach full intensity in minutes; a pre-practiced household shelter plan matters far more than stockpiled supplies. The secondary flood hazard at the 90th percentile nationally adds seasonal complexity to Champaign County's preparedness calendar, since flood and tornado risk often peak at different points in the year. Champaign County county emergency management typically publishes annual severe-weather preparedness guides tailored to local tornado patterns; households benefit from reviewing these before storm season begins each spring.

Regional Context

Compared to other Illinois counties, Champaign County runs 36.0 composite risk points higher than the state mean — reflecting above-average hazard concentration in this area.

Is your household prepared for Champaign 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 Champaign County, IL?
Champaign County has a FEMA National Risk Index rating of Relatively Moderate, placing it in the 90th 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 Champaign County?
Champaign County is evaluated for five major natural hazard types: tornado (95th percentile), flooding (90th percentile), earthquake (89th percentile), hurricane (49th percentile), wildfire (16th percentile). The highest-risk hazard is tornado at the 95th 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 Champaign County risk compare to the Illinois average?
Champaign County's composite risk percentile is 90th, compared to the Illinois state average of 55th percentile. The state's overall risk rating is Relatively Low. This means Champaign County faces higher natural disaster risk than the typical county in Illinois.
Is Champaign County at risk for tornado?
Yes, Champaign County's tornado risk is at the 95th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Champaign County is at the 90th 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.
Why is Champaign County higher risk than average?
Champaign County's composite risk score of 90th percentile is above the Illinois state average of 55th percentile. This elevated risk is driven by tornado exposure (95th percentile), along with flooding and earthquake 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.