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

Gilmer County Disaster Risk

Gilmer County, Georgia

FEMA Risk Rating

Relatively Low

National Percentile

68th

of 3,144 counties

State Rank

#29

of 159 (1 = highest risk)

Flood Risk

75th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively Low

Higher than 75% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively Low

Higher than 71% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 75% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 72% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 60% of US counties

Risk Overview

About Natural Disaster Risk in Gilmer County, Georgia

Gilmer County faces moderate hazard exposure

Gilmer County's composite risk score of 68.10 exceeds the national average and carries a "Relatively Low" rating within its state context. While not in the highest-risk category, the county still faces meaningful exposure to multiple disaster types requiring awareness and preparation.

Below-average risk for Georgia

Gilmer County's score of 68.10 sits notably above Georgia's state average of 39.49, placing it in the upper-middle tier of the state's at-risk counties. This above-average exposure distinguishes Gilmer from safer Georgia counties but positions it better than the state's most hazard-prone regions.

Riskier than neighboring Gordon County

Gilmer County (68.10) faces measurably higher disaster risk than adjacent Gordon County (67.21), though the two counties share similar vulnerability patterns across northern Georgia. Both warrant elevation-appropriate preparedness strategies reflecting their foothill and mountain exposure.

Floods and wildfires pose key threats

Gilmer County's flood risk of 75.32 and wildfire risk of 71.28 represent the two most serious natural hazard exposures. Tornado risk also scores notably at 75.25, rounding out a three-hazard vulnerability profile common to Georgia's mountain counties.

Flood and fire coverage matters most

Gilmer County residents in flood-prone valleys and near streams should secure flood insurance, while those in wildland-interface areas need homeowners policies covering wildfire damage and defensible-space maintenance. Review evacuation routes annually and maintain 100-foot defensible space around structures in fire-prone zones.

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

Preparedness Guide

What to Prepare for in Gilmer County

Top Hazards by Exposure

  1. #1
    FloodPrepare
    75th percentile
  2. #2
    TornadoPrepare
    75th percentile
  3. #3
    EarthquakePrepare
    72th percentile

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

Risk Advisory: Gilmer County

Risk Verdict

At the 68th percentile nationally, Gilmer County experiences a manageable level of natural hazard risk that falls below the U.S. median. Gilmer County's risk profile calls for targeted preparedness, focusing on the hazard categories that dominate the county's score.

Hazard Breakdown

Flood risk is Gilmer County's dominant natural hazard, ranked at the 75th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 75th percentile nationally. Additional tracked hazards include earthquake (72th percentile), wildfire (71th percentile), hurricane (60th percentile).

Preparedness Context

Gilmer County's dominant hazard is flooding, ranked at the 75th percentile nationally. In addition to flood insurance, residents should identify their nearest evacuation shelter and store key documents in waterproof containers. The county's second-ranked hazard, tornado at the 75th percentile nationally, means Gilmer County residents face compounding risks from multiple natural hazard types during peak seasons. Gilmer County's county emergency management office publishes hazard-specific guidance tailored to local conditions; bookmarking that resource and the county's alert system is a practical first step for any household.

Regional Context

Gilmer County falls 28.6 points above Georgia's typical county risk level, which means the hazard environment here is notably more demanding than the state baseline.

Is your household prepared for Gilmer 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 Gilmer County, GA?
Gilmer County has a FEMA National Risk Index rating of Relatively Low, placing it in the 68th 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 Gilmer County?
Gilmer County is evaluated for five major natural hazard types: flooding (75th percentile), tornado (75th percentile), earthquake (72th percentile), wildfire (71th percentile), hurricane (60th percentile). The highest-risk hazard is flooding at the 75th 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 Gilmer County risk compare to the Georgia average?
Gilmer County's composite risk percentile is 68th, compared to the Georgia state average of 40th percentile. The state's overall risk rating is Very Low. This means Gilmer County faces higher natural disaster risk than the typical county in Georgia.
Is Gilmer County at risk for flooding?
Yes, Gilmer County's flooding risk is at the 75th 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 Gilmer County higher risk than average?
Gilmer County's composite risk score of 68th percentile is above the Georgia state average of 40th percentile. This elevated risk is driven by flooding exposure (75th percentile), along with tornado and earthquake and wildfire 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.