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

Jasper County Disaster Risk

Jasper County, Illinois

FEMA Risk Rating

Very Low

National Percentile

20th

of 3,144 counties

State Rank

#89

of 102 (1 = highest risk)

Flood Risk

28th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Very Low

Higher than 28% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Very Low

Higher than 2% of US counties

Tornado

Tornado and severe thunderstorm risk

Very Low

Higher than 29% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 76% of US counties

Hurricane

Tropical cyclone and hurricane risk

Very Low

Higher than 32% of US counties

Risk Overview

About Natural Disaster Risk in Jasper County, Illinois

Jasper County's protective position

Jasper County scores 20.42 on the composite risk scale, earning a Very Low rating that sits significantly below Illinois' state average of 54.46. Your county experiences roughly 62% less natural disaster risk than typical state communities, positioning it among America's safer counties for natural disasters. This favorable standing reflects below-average exposure across most major hazard types.

Well below-average risk in Illinois

Jasper County ranks among Illinois' safest counties by composite score, placing it in the bottom quartile of state hazard exposure. At 20.42, your county's risk score is roughly one-third the state average of 54.46, indicating substantially lower vulnerability than most Illinois communities. This protective position reflects consistently low or moderate scores across flood, wildfire, tornado, and hurricane hazards.

Safer than most nearby counties

Jasper County's 20.42 risk score sits between Hardin County (8.30), the region's safest, and Hancock County (31.08) to the north. Compared to Henry County (57.09) and especially Jackson County (87.12), Jasper offers dramatically better protection—roughly one-third and one-quarter the risk respectively. This variation suggests that local geography significantly shapes disaster vulnerability across south-central Illinois.

Hurricanes and earthquakes rank highest

Hurricanes present the highest relative risk at 32.42, reflecting Jasper's location where tropical storm remnants can reach inland Illinois with diminished but still dangerous wind and rain. Earthquakes rank second at 75.60, though actual tremors remain infrequent—the moderate score reflects regional seismic hazard rather than historical frequency. Flooding (28.37) and tornadoes (29.36) pose secondary but real risks worth preparing for.

Practical protection in a safe county

While Jasper County faces lower overall risk, comprehensive homeowners insurance with adequate replacement cost coverage remains essential—hurricanes and tornadoes can still cause significant damage. Establish a tornado safety plan: identify shelter locations, practice emergency procedures annually, and stay weather-alert during spring and early summer. Consider earthquake coverage as a low-cost add-on; at 75.60, the risk warrants peace of mind, and policies are typically inexpensive in low-risk counties.

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

Preparedness Guide

What to Prepare for in Jasper County

Top Hazards by Exposure

  1. #1
    EarthquakePrepare
    76th percentile
  2. #2
    HurricanePrepare
    32th percentile
  3. #3
    TornadoPrepare
    29th percentile

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

Risk Advisory: Jasper County

Risk Verdict

Natural disaster exposure in Jasper County is lower than roughly three-quarters of U.S. counties, with a composite score at the 20th percentile. Jasper County's 20th percentile ranking is favorable, though every county carries at least one natural hazard worth knowing — reviewing the specific risks listed above helps households focus their preparedness where it matters most.

Hazard Breakdown

Earthquake risk is Jasper County's dominant natural hazard, ranked at the 76th percentile nationally under FEMA's National Risk Index. Hurricane ranks second at the 32th percentile nationally. Additional tracked hazards include tornado (29th percentile), flood (28th percentile), wildfire (2th percentile).

Preparedness Context

At the 76th percentile nationally for earthquake risk, Jasper County is in a zone where a post-earthquake communications plan matters almost as much as pre-earthquake structural preparation — phone networks are typically congested for hours after a significant event. Alongside earthquake exposure, Jasper County's hurricane risk at the 32th percentile nationally reinforces the value of maintaining a household emergency supply cache usable for multiple hazard scenarios. For Jasper County households, the three highest-impact earthquake preparedness actions are: (1) anchor heavy furniture and water heaters, (2) store three days of water at one gallon per person per day, and (3) identify a family reunification plan for the post-quake communication blackout period.

Regional Context

Jasper County is 34.0 composite risk points below the Illinois state mean, meaning most other Illinois counties face higher natural hazard exposure.

Is your household prepared for Jasper 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 Jasper County, IL?
Jasper County has a FEMA National Risk Index rating of Very Low, placing it in the 20th 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 Jasper County?
Jasper County is evaluated for five major natural hazard types: earthquake (76th percentile), hurricane (32th percentile), tornado (29th percentile), flooding (28th percentile), wildfire (2th percentile). The highest-risk hazard is earthquake at the 76th 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 Jasper County risk compare to the Illinois average?
Jasper County's composite risk percentile is 20th, compared to the Illinois state average of 55th percentile. The state's overall risk rating is Relatively Low. This means Jasper County faces lower natural disaster risk than the typical county in Illinois.
Is Jasper County at risk for earthquake?
Yes, Jasper County's earthquake risk is at the 76th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Jasper County is at the 28th 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 Jasper County a safe place to live?
Jasper County's composite risk score of 20th 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 76th 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.