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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person
Lead #1Why did Armstrong abruptly leave his family home? Was there a triggering event or conflict?
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clue
Lead #2What was Armstrong's intended destination or plan after leaving home?
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witness
Lead #3Did anyone observe Armstrong after April 1, 1975, or know of his movements?
Douglas Kimberly Armstrong, a 19-year-old white male, disappeared on April 1, 1975, after abruptly leaving his parents' home in Palo Alto, California. He was last seen wearing a brown corduroy coat, blue jeans, and a lavender-striped shirt, standing 5'11" with brown hair and blue eyes. Nearly five decades later, the circumstances of his departure remain unclear, and investigators continue to seek information about his whereabouts.
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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.
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evidence
Lead #4Has any identification, personal effects, or remains been discovered that could be linked to Armstrong?
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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
Abrupt Departure
Douglas Kimberly Armstrong left his parents' home in Palo Alto, California. This was his last known contact.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:April 1, 1975
Last Updated:July 7, 2026
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Phone: 6503292413
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Case Information
Incident:April 1, 1975
Last Updated:July 7, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 6503292413
You can remain anonymous