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Case Description
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Peggy Joyce Jones Mandeville, a 39-year-old white female, went missing from the Camarillo/Oxnard, California area on or around September 1, 1978. At the time of her disappearance, she was described as being 5'2" tall and weighing approximately 100 pounds, with brown hair and green eyes. Mandeville may also have used her maiden name, Peggy Joyce Jones.

In 1978, Mandeville was admitted to Camarillo State Hospital for treatment of chronic depression. Sometime in September of that year, she ...Read More
Last Seen: Sep 01, 1978
Victim Details

Jan 24, 2026

Jan 24, 2026

Peggy

Joyce Jones Mandeville

39

39

5'2 inches

100 lbs

White

Female

Sep 01, 1978

Camarillo/oxnard

California

Camarillo/oxnard

Camarillo, California Police Departmen

805-388-5100

01/25/2026