September 27, 2025 – Town of Addison, Wi – On September 27, 2025, at 11:16 a.m., the Washington County Sheriff’s Office Dispatch Center received a report of a semi vs vehicle crash at the intersection of Highway 175 and County Road S, in the Town of Addison.
Deputies from the Washington County Sheriff’s Office, along with the Wisconsin State Patrol, and Hartford Police Department responded to the scene. Emergency personnel from St. Lawrence Fire Department, Allenton Rescue, and West Bend Intercept were also dispatched to assist.
Upon arrival of the first Deputy, with the assistance of bystanders, the driver of the passenger car was extricated, and rescue efforts were started. The driver a 32-year-old female from Ripon was transported to Froedtert Medical Center in West Bend where she succumbed to her injuries.
The driver of the semi, a 53-year-old male from Pennsylvania, was transported to a nearby medical facility and later released with minor injuries.
The Washington County Reconstruction Unit was requested at the scene along with Wisconsin State Patrol Truck Inspectors.
The preliminary investigation determined that the passenger car driven west bound on County Road S failed to yield the right of way from a stop sign to the south bound semi on Highway 175 resulting in a crash at the intersection.
This is the fifth fatal motor vehicle crash in Washington County in 2025.
Highway 175 and County Road S were closed for approximately four hours to assist in the investigation and removal of the vehicles.