Milwaukee, WI
Milwaukee County in Wisconsin has 8 FEMA disaster declarations on record covering 1969–2025, most recently Severe Storms, Straight-Line Winds, Flooding, and Mudslides on Sep 11, 2025 (DR-4892). Its flood risk grade is A (Low risk), ranking #246 of 3,277 U.S. counties, with 54 NFIP flood insurance claims totaling $3,850,979 in payouts. Flood risk is relatively low compared to the national average.
FEMA Disaster Declarations in Milwaukee County
The 8 most recent federally declared disasters affecting Milwaukee County, WI (1969–2025). Total declarations on record: 8.
| Declared | Incident Type | Title | FEMA Disaster # |
|---|---|---|---|
| Sep 11, 2025 | Flood | Severe Storms, Straight-Line Winds, Flooding, and Mudslides | DR-4892 |
| Mar 11, 2020 | Flood | Severe Winter Storm and Flooding | DR-4477 |
| Sep 13, 2005 | Hurricane | Hurricane Katrina Evacuation | DR-3249 |
| Oct 7, 1986 | Flood | Severe Storms & Flooding | DR-775 |
| Aug 14, 1986 | Flood | Severe Storms | DR-770 |
| Mar 23, 1976 | Flood | Severe Storms, Icing, Wind & Flooding | DR-496 |
| Apr 27, 1973 | Flood | Severe Storms & Flooding | DR-376 |
| Jul 11, 1969 | Flood | Severe Storms & Flooding | DR-264 |
Score Breakdown
The composite score of 19 is calculated from four weighted factors. See our methodology for details.
Other Counties in Wisconsin
| County | Grade | Score | Claims | Disasters |
|---|---|---|---|---|
| Crawford | A | 19 | 13 | 8 |
| Waukesha | A | 19 | 20 | 7 |
| Fond du Lac | A | 18 | 16 | 5 |
| Vernon | A | 17 | 7 | 8 |
| Monroe | A | 14 | 6 | 5 |
| Racine | A | 12 | 5 | 4 |
More Counties in Wisconsin
Frequently Asked Questions
How many FEMA disaster declarations does Milwaukee County, WI have?
Milwaukee County, WI has 8 federal disaster declarations on FEMA record (1969–2025). The 5 most recent are: Severe Storms, Straight-Line Winds, Flooding, and Mudslides (declared Sep 11, 2025, DR-4892); Severe Winter Storm and Flooding (declared Mar 11, 2020, DR-4477); Hurricane Katrina Evacuation (declared Sep 13, 2005, DR-3249); Severe Storms & Flooding (declared Oct 7, 1986, DR-775); Severe Storms (declared Aug 14, 1986, DR-770). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.
What is the flood risk grade for Milwaukee County, WI?
Milwaukee County is graded A (composite score 19/100, low risk). It ranks #246 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 Milwaukee County?
54 NFIP flood insurance claims have been filed in Milwaukee County, WI, totaling $3,850,979 in payouts. The average claim is $71,314. Source: FEMA FimaNfipClaims v2 dataset.
Has Milwaukee County, WI had any recent flood disasters?
Yes. The most recent FEMA declaration affecting Milwaukee County was Severe Storms, Straight-Line Winds, Flooding, and Mudslides on Sep 11, 2025 (DR-4892). The county has 8 declared disasters in the OpenFEMA record covering 1969–2025.
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.
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.