Rock, MN
Rock County in Minnesota has 7 FEMA disaster declarations on record covering 1969–2024, most recently Severe Storms and Flooding on Jun 28, 2024 (DR-4797). Its flood risk grade is A (Low risk), ranking #1427 of 3,277 U.S. counties, with 1 NFIP flood insurance claims totaling $11,013 in payouts. Flood risk is relatively low compared to the national average.
FEMA Disaster Declarations in Rock County
The 7 most recent federally declared disasters affecting Rock County, MN (1969–2024). Total declarations on record: 7.
| Declared | Incident Type | Title | FEMA Disaster # |
|---|---|---|---|
| Jun 28, 2024 | Flood | Severe Storms and Flooding | DR-4797 |
| Jun 12, 2019 | Flood | Severe Winter Storm, Straight-Line Winds, and Flooding | DR-4442 |
| Sep 5, 2018 | Flood | Severe Storms, Tornadoes, Straight-Line Winds, and Flooding | DR-4390 |
| Jul 21, 2014 | Flood | Severe Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides | DR-4182 |
| Sep 13, 2005 | Hurricane | Hurricane Katrina Evacuation | DR-3242 |
| Aug 5, 1969 | Flood | Heavy Rains & Flooding | DR-268 |
| Apr 18, 1969 | Flood | Flooding | DR-255 |
Score Breakdown
The composite score of 11 is calculated from four weighted factors. See our methodology for details.
Other Counties in Minnesota
| County | Grade | Score | Claims | Disasters |
|---|---|---|---|---|
| Clearwater | A | 11 | 0 | 7 |
| Lake | A | 11 | 0 | 6 |
| Cottonwood | A | 11 | 3 | 7 |
| Dodge | A | 11 | 1 | 6 |
| Fillmore | A | 11 | 0 | 7 |
| Martin | A | 11 | 0 | 7 |
More Counties in Minnesota
Frequently Asked Questions
How many FEMA disaster declarations does Rock County, MN have?
Rock County, MN has 7 federal disaster declarations on FEMA record (1969–2024). The 5 most recent are: Severe Storms and Flooding (declared Jun 28, 2024, DR-4797); Severe Winter Storm, Straight-Line Winds, and Flooding (declared Jun 12, 2019, DR-4442); Severe Storms, Tornadoes, Straight-Line Winds, and Flooding (declared Sep 5, 2018, DR-4390); Severe Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides (declared Jul 21, 2014, DR-4182); Hurricane Katrina Evacuation (declared Sep 13, 2005, DR-3242). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.
What is the flood risk grade for Rock County, MN?
Rock County is graded A (composite score 11/100, low risk). It ranks #1427 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 Rock County?
1 NFIP flood insurance claims have been filed in Rock County, MN, totaling $11,013 in payouts. The average claim is $11,013. Source: FEMA FimaNfipClaims v2 dataset.
Has Rock County, MN had any recent flood disasters?
Yes. The most recent FEMA declaration affecting Rock County was Severe Storms and Flooding on Jun 28, 2024 (DR-4797). The county has 7 declared disasters in the OpenFEMA record covering 1969–2024.
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.
The methodology behind every numeric value on this page is publicly documented on the FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims portal and described in detail on this site’s methodology page. Refresh cadence varies by underlying series; the page surfaces the as-of date for each number so readers can trace any figure back to the source release.
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.