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

Case Description

Any updates on this case? Let us know!
In the early winter of 1902, a pall of sorrow fell over the city of Chester, Pennsylvania, with the violent death of one of its own. Mark W. Allen, Jr., a 32-year-old male police officer, lost his life in the line of duty. On the first of February, Officer Allen was responding to a domestic disturbance, a call that too often carries unforeseen dangers for law enforcement.

The incident unfolded near the intersection of Third and Pusey Streets. Upon his arrival at the scene, Officer Allen w ...Read More

Victim Details

Mark W. Allen, Jr.

Male

White / Caucasian

Chester

PA

1902-02-01

32

Mark

Allen

04/27/2026