Crime Solvers Central
Crime Solvers Central
298 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Case Description

Any updates on this case? Let us know!
Summary based on the NamUs case record (MP117919) and 2 other sources
On a winter day in February 1993, a 28-year-old man named William Anthony McKinnon vanished while hiking on Church Mountain in Washington. He was with his roommate and two other friends on February 14th, a path they had all traveled together on about three previous occasions. The group was familiar with the trail, but on this particular day, they encountered snow at an elevation of around 4,500 feet. William, reportedly uneasy about the snowy conditions and the potential for a fall, decided to wait for his companions at that spot. The rest of the group continued their hike toward the meadows, expecting to find him in the same location upon their return. However, when they came back to the spot where they had left him, William was gone. He was last seen wearing a sweater, blue jeans, a green jacket, and Converse tennis shoes.

The friends immediately began to search the area for any sign of William, but their efforts were unsuccessful. As darkness began to fall, they were forced to leave the mountain and report him missing to the Whatcom County Sheriff's Office. This initiated a formal search and rescue operation, which scoured the mountainside for any trace of the missing hiker. The terrain on Church Mountain is known to be rugged and challenging, and the presence of snow would have made the search even more difficult. Despite the efforts of search teams, no clues to William's whereabouts were discovered. The vast wilderness seemed to have swallowed him whole, leaving behind a profound and unsettling mystery for his friends and family.

The days that followed were filled with anxiety and a desperate hope for William's safe return. Investigators and volunteers continued to search, but the trail grew cold. No footprints, no discarded clothing, and no sign of a struggle were ever found, leaving little evidence to suggest what might have happened. Over the years, the case has remained open, a persistent and unanswered question for the Whatcom County community. The disappearance of William McKinnon is a haunting reminder of how quickly a day of recreation in the mountains can turn into a lasting tragedy. The overview of the case is a simple and chilling one: a young man went for a hike with friends, decided to wait on the trail, and was never seen or heard from again, leaving behind only questions and an enduring sense of loss.

Last Seen: Feb 14, 1993

Links to Additional Sources (2)

See any mistakes? Let us know!