United States
USA
Ransomware attack on Iowa County disrupts land records and real-estate transactions
Iowa County, Wisconsin detected unauthorized activity on April 28, 2025 and later confirmed ransomware. The incident disabled or degraded county systems supporting land records, deeds, tax operations and real-estate document searches, producing service delays and preventing some property closings while systems were rebuilt.
78
Estimated severity
78 / 100
97
Source reliability
97 / 100
Approximate Date
28/04/2025
Targeted Company
IOWA COUNTY
Targeted Company Supply Chain Impact
Distribution & Fulfillment
Procurement & Sourcing
Production & Manufacturing
Sales (Retail & Ecommerce)
Warehousing
Service Delivery
Unrecognized Impact
Supply Chain Relations
No information
Geographic Impact
Country Targeted Company
Other Affected Countries
No other affected countries reported
Target country
United States
Affected countries
United States
Impacted regions
Wisconsin · United States
Operational Impact
Duration
No information
Financial impact (USD M)
No information
Impact types
Service unavailabilityOperational disruptionERP or business system disruption
Affected sectors
Government & Public Administration
Affected departments
Information TechnologyLegal, Risk & Compliance
Attack Profile
Attack types
Ransomware
Attributed threat actors
No information
Sources
Incident Sources
iowacountywi.govhttps://www.iowacountywi.gov/IowaCountyCyberIncidentwmtv15news.comhttps://www.wmtv15news.com/2025/05/30/owners-realtors-are-forced-halt-property-closings-after-iowa-county-cyber-attack/wmtv15news.comhttps://www.wmtv15news.com/2025/05/09/ransomware-impacted-iowa-co-computer-network-officials-confirm/