A routine Tuesday morning turned tragic in Polk County, Wisconsin, when a fatal two-vehicle crash claimed the life of a teenager and left two other individuals with serious injuries. The accident occurred around 10:40 a.m. on April 15, 2025, at the intersection of State Highway 65 and County Highway F (85th Avenue), just north of the village of Dresser.
According to a press release from the Polk County Sheriff’s Office, an 18-year-old driver of a passenger vehicle was traveling east on 85th Avenue when the car failed to stop at the intersection’s stop sign. The vehicle continued into the path of a southbound pickup truck traveling on State Highway 65. The resulting impact was severe.
Victim Identified as Minnesota Teen
The driver of the car, identified as Marley John Mickelsen of Lino Lakes, Minnesota, died at the scene. Mickelsen was the sole occupant of the passenger vehicle. Authorities have confirmed that emergency responders attempted lifesaving efforts, but the teenager was pronounced deceased before transport could occur.
The occupants of the pickup truck, who have not yet been publicly identified, sustained significant injuries. Both individuals were rushed to a nearby hospital via ambulance. Their conditions have not been updated as of this report, but officials confirmed they suffered serious injuries in the crash.
Law Enforcement and Emergency Response
Multiple first responder agencies coordinated efforts at the scene. The Polk County Sheriff’s Office was assisted by personnel from Allied Fire, Dresser and Garfield Stations, Northwestern Municipal EMS, the Polk County Medical Examiner, the Polk County Highway Department, and the Wisconsin State Patrol.
Traffic in the area was rerouted for several hours as investigators worked to reconstruct the scene.
Preliminary findings suggest that the primary contributing factor to the crash was a failure to stop at the posted stop sign. Authorities are continuing to investigate whether other conditions, such as visibility, speed, or possible impairment, played a role.
A Community in Mourning
The tragic loss of such a young life has deeply affected the surrounding community, both in Polk County and across the border in Minnesota, where Mickelsen resided. Friends and family members took to social media to remember Marley as a kind-hearted and energetic young man with a promising future.
Local residents expressed shock and sadness at the news of the crash. The intersection at State Highway 65 and County Highway F, while not typically seen as dangerous, has seen a number of close calls, according to area drivers. Some have since called for improved signage or flashing warning lights to prevent future tragedies.

Road Safety and Awareness
Authorities are using this incident as a solemn reminder of the importance of road safety, particularly at rural intersections that may not be well-lit or frequently patrolled. Even brief moments of distraction or misjudgment can lead to fatal consequences.
According to the Wisconsin Department of Transportation, intersection-related crashes are one of the leading causes of serious traffic injuries and deaths in the state. These accidents often involve drivers who fail to yield or stop, particularly at rural crossroads with limited visibility or higher speed limits.
Motorists are strongly encouraged to:
- Always come to a full stop at stop signs
- Check for cross traffic in both directions, even if the road appears empty
- Avoid distractions such as mobile devices while driving
- Drive defensively, especially in unfamiliar or rural areas
Investigation Continues
The Polk County Sheriff’s Office is continuing its investigation into the incident, with support from the Wisconsin State Patrol’s Technical Reconstruction Unit. Toxicology reports, vehicle inspections, and potential eyewitness accounts will all play a role in determining the full circumstances behind the crash.
Authorities have not yet announced whether any citations will be issued or if any further legal action is pending. However, they noted that their primary focus at this time is supporting the families of those involved and completing a thorough examination of the event.
Anyone who may have witnessed the crash or has relevant dashcam footage is encouraged to contact the Polk County Sheriff’s Office to assist in the ongoing investigation.
Conclusion
The fatal crash on April 15, 2025, in Polk County stands as a painful reminder of how quickly a life can be lost on the road. As friends and family mourn the loss of 18-year-old Marley Mickelsen, and two others recover from serious injuries, the community is left reflecting on the importance of vigilance and safety while driving.
Efforts to improve rural road safety and reduce future accidents are likely to follow, as local leaders and residents seek to prevent another tragedy like this one from occurring.
For more updates on road safety and crash investigations in Wisconsin, visit the Wisconsin Department of Transportation and follow official updates from the Polk County Sheriff’s Office.
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