The person at the center of this case
Douglas Kimberly Armstrong
Missing Person · Open
51 years waiting · since 1975
Missing Person: Douglas Kimberly Armstrong
Justice for Douglas Kimberly Armstrong — the trail went cold in 1975, but the truth hasn't.
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Key leads to think about
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clue
Lead #1Why did Armstrong abruptly leave his family home? Was there a triggering event or conflict?
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evidence
Lead #2What happened to the clothing he was wearing—brown corduroy coat, blue jeans, lavender-striped shirt, and black-framed eyeglasses?
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witness
Lead #3Did anyone see Armstrong after April 1, 1975, or notice him traveling away from Palo Alto?
Douglas Kimberly Armstrong, a 19-year-old white male, disappeared from his parents' home in Palo Alto, California on April 1, 1975, after abruptly leaving. He was last seen wearing a brown corduroy coat, blue jeans, and a lavender-striped shirt with black-framed eyeglasses. Despite decades passing, the circumstances of his departure remain unclear, and investigators continue seeking information about his whereabouts or fate.
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More leads to consider
Beyond the top three above — each detail below could be the thread that pulls this case open.
📞
contact
Lead #4Has anyone made contact with Armstrong or received communication from him since his disappearance?
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Even the smallest detail could be the key to solving this case.
Official wording
Source Narrative
NamUs case MP26846. Missing person: Douglas Kimberly Armstrong.
Last known contact: 1975-04-01 in Palo Alto, Santa Clara, CA. Circumstances: Armstrong abruptly left his parents' home.
Demographics: 19 years, Male, White / Caucasian. Physical description: 5 ft 11 in, 160 lbs, hair: Brown, eyes: Blue.
Clothing and accessories: Clothing: 3/4 length brown corduroy coat, blue jeans, lavendar/blue stripes on white long-sleeve shirt; Eyewear: black, plastic framed eyeglasses; Footwear: size 9. Investigating agency: Palo Alto Police Department | 75-3251 | 1975-04-01.
Timeline of Events
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1975-04-01
Douglas Kimberly Armstrong disappears
19-year-old Douglas Kimberly Armstrong abruptly left his parents' home in Palo Alto, California. Last known contact on this date. Case number MP26846 filed with Palo Alto Police Department (75-3251).
Key Locations
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Case Information
Incident:April 1, 1975
Last Updated:September 26, 2026
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Any information, no matter how small, could be crucial to solving this case.
Phone: 6503292413
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Case Information
Incident:April 1, 1975
Last Updated:September 26, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 6503292413
You can remain anonymous