Marion, TN
Marion County in Tennessee has 7 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 #1448 of 3,277 U.S. counties, with 7 NFIP flood insurance claims totaling $45,713 in payouts. Flood risk is relatively low compared to the national average.
FEMA Disaster Declarations in Marion County
The 7 most recent federally declared disasters affecting Marion County, TN (1973–2019). Total declarations on record: 7.
| Declared | Incident Type | Title | FEMA Disaster # |
|---|---|---|---|
| Apr 17, 2019 | Flood | Severe Storms, Flooding, Landslides, and Mudslides | DR-4427 |
| Sep 5, 2005 | Hurricane | Hurricane Katrina Evacuation | DR-3217 |
| Apr 14, 1994 | Flood | Extensive Rainfall and Flash Flooding | DR-1022 |
| Jan 4, 1991 | Flood | Severe Storms & Flooding | DR-889 |
| Feb 27, 1990 | Flood | Severe Storms & Flooding | DR-858 |
| Aug 24, 1982 | Flood | Severe Storms and Flooding | DR-666 |
| Mar 21, 1973 | Flood | Heavy Rains & Flooding | DR-366 |
Score Breakdown
The composite score of 11 is calculated from four weighted factors. See our methodology for details.
Other Counties in Tennessee
More Counties in Tennessee
Frequently Asked Questions
How many FEMA disaster declarations does Marion County, TN have?
Marion County, TN has 7 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); Extensive Rainfall and Flash Flooding (declared Apr 14, 1994, DR-1022); Severe Storms & Flooding (declared Jan 4, 1991, DR-889); Severe Storms & Flooding (declared Feb 27, 1990, DR-858). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.
What is the flood risk grade for Marion County, TN?
Marion County is graded A (composite score 11/100, low risk). It ranks #1448 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 Marion County?
7 NFIP flood insurance claims have been filed in Marion County, TN, totaling $45,713 in payouts. The average claim is $6,530. Source: FEMA FimaNfipClaims v2 dataset.
Has Marion County, TN had any recent flood disasters?
Yes. The most recent FEMA declaration affecting Marion County was Severe Storms, Flooding, Landslides, and Mudslides on Apr 17, 2019 (DR-4427). The county has 7 declared disasters in the OpenFEMA record covering 1973–2019.
The this entity record above pulls directly from FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims. What follows is the per-entity context — how this entity sits in the broader U.S. flood risk, NFIP claims, and disaster declarations distribution and which underlying factors drive the headline numbers.
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.
For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. ZIPs, counties, and states with similar size, similar exposure, or similar geography — not the national-level summary alone.
Source: FEMA OpenFEMA datasets, 2026.