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Case Description
Any updates on this case?
Mark Thomas Schley, a 29-year-old man, was last seen on December 17, 1984, in Jacksonville Beach, Florida. On that day, Schley left town with a friend and has never been heard from again. His friend, who has since passed away, became the primary suspect in Schley's disappearance, but no conclusive evidence has surfaced. Schley did not return from the trip, and there have been no significant developments in his case over the years.
Schley is described as being 5'10" tall, weighing 140 po ...Read More
Last Seen: Dec 17, 1984
Schley is described as being 5'10" tall, weighing 140 po ...Read More
Last Seen: Dec 17, 1984
Links to Additional Sources (3)
See any mistakes?Victim Details
Jun 14, 2017
Feb 06, 2023
Mark
Schley
68
29
70 inches
140 lbs
White / Caucasian
Male
Dec 17, 1984
Jacksonville Beach
Florida
Duval County
32250
No
257
33693
Jacksonville Beach Police Department
Jacksonville Beach
Florida
Duval County
32250
101 Penman Road South, Florida
9042701675
Local
Law Enforcement
840003372
1984-12-17
Jacksonville Beach Police Department
Brown
Blue
Blue
11/26/2025
Area Last Seen:
Forum Posts (2)
Has anyone looked into whether Mark Schley might have been using the last name "Welby" during or aft... ...Read More
08/20/2024
08/20/2024
Has anyone looked into the potential aliases Mark might have used? I find it interesting that he may... ...Read More
05/21/2024
05/21/2024
