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Anderson, TN

Flood Risk Score: 10/100 · Rank #1907 of 3,277 counties

Anderson County in Tennessee has 5 FEMA disaster declarations on record covering 1973–2019, most recently Severe Storms, Flooding, Landslides, and Mudslides on Apr 17, 2019 (DR-4427). Its flood risk grade is A (Low risk), ranking #1907 of 3,277 U.S. counties, with 4 NFIP flood insurance claims totaling $35,280 in payouts. Flood risk is relatively low compared to the national average.

10
Risk Score
4
NFIP Claims
$35,280
Total Payouts
5
Disasters
$8,820
Avg Claim
4
Active Policies

FEMA Disaster Declarations in Anderson County

The 5 most recent federally declared disasters affecting Anderson County, TN (1973–2019). Total declarations on record: 5.

DeclaredIncident TypeTitleFEMA Disaster #
Apr 17, 2019FloodSevere Storms, Flooding, Landslides, and MudslidesDR-4427
Sep 5, 2005HurricaneHurricane Katrina EvacuationDR-3217
Jan 4, 1991FloodSevere Storms & FloodingDR-889
Apr 29, 1977FloodSevere Storms & FloodingDR-533
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%
11
Claim Severity
20%
0
Year-over-Year Trend
15%
50

Other Counties in Tennessee

CountyGradeScoreClaimsDisasters
HoustonA1014
HumphreysA10245
BedfordA1014
BledsoeA1005
BlountA1044
ClaiborneA1005
View All Counties in Tennessee

Frequently Asked Questions

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

Anderson County, TN has 5 federal disaster declarations on FEMA record (1973–2019). The 5 most recent are: Severe Storms, Flooding, Landslides, and Mudslides (declared Apr 17, 2019, DR-4427); Hurricane Katrina Evacuation (declared Sep 5, 2005, DR-3217); Severe Storms & Flooding (declared Jan 4, 1991, DR-889); Severe Storms & Flooding (declared Apr 29, 1977, DR-533); 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 Anderson County, TN?

Anderson County is graded A (composite score 10/100, low risk). It ranks #1907 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 Anderson County?

4 NFIP flood insurance claims have been filed in Anderson County, TN, totaling $35,280 in payouts. The average claim is $8,820. Source: FEMA FimaNfipClaims v2 dataset.

Has Anderson County, TN had any recent flood disasters?

Yes. The most recent FEMA declaration affecting Anderson County was Severe Storms, Flooding, Landslides, and Mudslides on Apr 17, 2019 (DR-4427). The county has 5 declared disasters in the OpenFEMA record covering 1973–2019.

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.