The person at the center of this case
David Allen Standish
Missing Person · Open
10 years waiting · since 2015
Missing Person: David Allen Standish
Justice for David Allen Standish — the trail went cold in 2015, but the truth hasn't.
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Key leads to think about
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vehicle
Lead #1A Zodiac dinghy stored with the sailboat was missing—was it used by Standish to leave the area, and what do the missing CA license plates (5782UP or 2122VB) reveal?
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location
Lead #2Why was law enforcement contacting Standish at early morning hours on December 8, 2015, and what was the nature of the non-criminal matter?
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timeline
Lead #3What caused the month-long gap between the last family contact in November and the law enforcement contact on December 8?
David Allen Standish, a 63-year-old man, disappeared in December 2015 from his live-aboard sailboat in Richardson Bay, Mill Valley, California. He was last contacted by law enforcement on December 8, 2015, and has had no known contact with family or authorities since that time. A Zodiac dinghy that was stored with his sailboat was also missing, raising questions about whether Standish may have left the area by water.
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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 #4Were there any signs of struggle, personal belongings, or supplies missing from the sailboat that might indicate planned departure or foul play?
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Official wording
Source Narrative
NamUs case MP32247. Missing person: David Allen Standish.
Last known contact: 2015-12-08 in Mill Valley, Marin, CA. Circumstances: Standish was not present on his live-aboard sailboat in Richardson Bay during welfare checks on 01/02/16 and 01/03/16 after his family reported they had not had contact with him since November 2015.
A Zodiac dinghy that was said to be stored with the sailboat, possibly CA 5782UP or CA 2122VB, was missing and both CF numbers have been entered as lost. Standish was contacted by law enforcement regarding a non-criminal matter during the early morning hours of 12/08/15 and there have not been any known contacts with Standish since that time.
Demographics: 63 years, Male, White / Caucasian. Physical description: 6 ft 0 in, 210 lbs, hair: Gray or Partially Gray, eyes: Hazel.
Investigating agency: Marin County Sheriff's Office | SO16-43 | 2016-01-03.
Timeline of Events
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2015-11-01
Last family contact
Family last had contact with David Allen Standish in November 2015
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2015-12-08
Law enforcement contact
Standish was contacted by law enforcement regarding a non-criminal matter during early morning hours; no known contacts since this time
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2016-01-02
Welfare check
Standish was not present on his live-aboard sailboat during welfare check in Richardson Bay
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2016-01-03
Second welfare check and case filed
Second welfare check confirmed Standish's absence; Marin County Sheriff's Office filed case SO16-43
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:November 1, 2015
Last Updated:September 26, 2026
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Phone: 4154737250
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Case Information
Incident:November 1, 2015
Last Updated:September 26, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 4154737250
You can remain anonymous