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251 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Case Description

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On a spring afternoon, a young boy named David Edward Williams vanished from the grounds of the New Lisbon State School in New Jersey, a facility for males with developmental disabilities. He was just 12 years old at the time of his disappearance. David, who was a resident at the school, was last seen in the company of a fellow student, 17-year-old Steven Anderson. The two boys, who were roommates, had been playing at a ball field on the campus with staff members. They were last spotted walking ...Read More
Last Seen: Apr 07, 1975

Victim Details

Nov 18, 2009

Feb 06, 2024

David

Williams

61

12

61 inches

113 lbs

Black / African American

Male

Apr 07, 1975

New Lisbon

New Jersey

Burlington County

08064

7626

New Jersey State Human Services Police

Trenton

New Jersey

Mercer County

08625

John Mastalski

Detective

P.O. Box 700, New Jersey

8002332915

State

Law Enforcement

2006-020609

1975-04-07

New Jersey State Human Services Police

6576

Black

Brown

Brown

06/02/2026


Area Last Seen: