Details of Disappearance Olsen was last seen in Mason City, Iowa on October 18, 1986. He had an 800-acre grain farm in a rural part of Mason City, where he lived with his girlfriend. He had recently moved there from Britt, Iowa, and his ex-wife and young son still lived there; Olsen would travel to Britt to visit with the child. He reportedly left his residence at 1:00 a.m. He said he would be home in about an hour, but he never returned. He has never been heard from again.
Months after his disappearance, Olsen's black 1978 Pontiac Sunbird was found abandoned in the Greenfield Estates trailer park in Forest City, Iowa. There was no indication of Olsen's whereabouts at the scene, and no evidence of foul play. His case remains unsolved.
- Cerro Gordo County Sheriff's Office
Updated 3 times since October 12, 2004. Last updated July 20, 2020; clothing/jewelry description added, details of disappearance updated.