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Grundy, TN

Flood Risk Score: 10/100 · Rank #2382 of 3,277 counties

Grundy County in Tennessee has 4 FEMA disaster declarations on record covering 1973–2005, most recently Hurricane Katrina Evacuation on Sep 5, 2005 (DR-3217). Its flood risk grade is A (Low risk), ranking #2382 of 3,277 U.S. counties, with 1 NFIP flood insurance claims totaling $35,750 in payouts. Flood risk is relatively low compared to the national average.

10
Risk Score
1
NFIP Claims
$35,750
Total Payouts
4
Disasters
$35,750
Avg Claim
1
Active Policies

FEMA Disaster Declarations in Grundy County

The 4 most recent federally declared disasters affecting Grundy County, TN (1973–2005). Total declarations on record: 4.

DeclaredIncident TypeTitleFEMA Disaster #
Sep 5, 2005HurricaneHurricane Katrina EvacuationDR-3217
Jan 4, 1991FloodSevere Storms & FloodingDR-889
Jun 28, 1973FloodSevere Storms & FloodingDR-395
Mar 21, 1973FloodHeavy Rains & FloodingDR-366

Score Breakdown

The composite score of 10 is calculated from four weighted factors. See our methodology for details.

Claims Density
40%
0
Disaster Frequency
25%
9
Claim Severity
20%
0
Year-over-Year Trend
15%
50

Other Counties in Tennessee

CountyGradeScoreClaimsDisasters
HoustonA1014
HumphreysA10245
AndersonA1045
BedfordA1014
BledsoeA1005
BlountA1044
View All Counties in Tennessee

Frequently Asked Questions

How many FEMA disaster declarations does Grundy County, TN have?

Grundy County, TN has 4 federal disaster declarations on FEMA record (1973–2005). The 4 most recent are: Hurricane Katrina Evacuation (declared Sep 5, 2005, DR-3217); Severe Storms & Flooding (declared Jan 4, 1991, DR-889); Severe Storms & Flooding (declared Jun 28, 1973, DR-395); Heavy Rains & Flooding (declared Mar 21, 1973, DR-366). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.

What is the flood risk grade for Grundy County, TN?

Grundy County is graded A (composite score 10/100, low risk). It ranks #2382 of 3,277 U.S. counties for flood risk in our scoring model. The grade combines NFIP claims density (40%), disaster frequency (25%), claim severity (20%), and year-over-year trend (15%).

How many NFIP flood insurance claims have been filed in Grundy County?

1 NFIP flood insurance claims have been filed in Grundy County, TN, totaling $35,750 in payouts. The average claim is $35,750. Source: FEMA FimaNfipClaims v2 dataset.

Has Grundy County, TN had any recent flood disasters?

Yes. The most recent FEMA declaration affecting Grundy County was Hurricane Katrina Evacuation on Sep 5, 2005 (DR-3217). The county has 4 declared disasters in the OpenFEMA record covering 1973–2005.

this entity is one of the data points covered by this site’s U.S. flood risk, NFIP claims, and disaster declarations dataset. The detail above comes directly from FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims; the context that follows situates the headline numbers against the broader distribution across U.S. ZIPs, counties, and states.

Every number on this page links back to FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.

Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for this entity’s peers within U.S. ZIPs, counties, and states. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.

Source: FEMA OpenFEMA datasets, 2026.