The person at the center of this case
Michael Patrick Flynn
Missing Person · Open
10 years waiting · since 2016
Missing Person: Michael Patrick Flynn
Justice for Michael Patrick Flynn — the trail went cold in 2016, but the truth hasn't.
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Key leads to think about
📍
location
Lead #1Where exactly was Michael hiking or attempting to hike on May 1, 2016?
🔍
evidence
Lead #2Were any of his distinctive items (lime green Keens, grey North Face jacket, black backpack, sleeping bag) ever recovered?
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witness
Lead #3Did anyone see Michael on May 1, 2016, or in the days following his disappearance in the Llano area?
Michael Patrick Flynn, a 63-year-old man, disappeared on May 1, 2016, from Llano, Los Angeles, California, possibly while hiking near his home. He was last seen carrying hiking gear including a black backpack, sleeping bag, and wearing distinctive lime green Keens and a grey North Face fleece jacket. The Los Angeles County Sheriff's Department continues to investigate, and anyone with information about his whereabouts is urged to contact authorities.
Case
#3429
Los Angeles County Sheriff's Department-Monterey Park - Homicide Bureau
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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.
💡
clue
Lead #4What was the significance of the map, journal, and books he was carrying?
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Even the smallest detail could be the key to solving this case.
Official wording
Source Narrative
NamUs case MP36357. Missing person: Michael Patrick Flynn.
Last known contact: 2016-05-01 in Llano, Los Angeles, CA. Circumstances: Michael was last seen in Llano, California on May 1, 2016.
He possibly went hiking near his home but this cannot be confirmed. Demographics: 63 years, Male, White / Caucasian.
Physical description: 5 ft 4 in, 135 lbs, hair: Sandy, eyes: Blue. Clothing and accessories: Accessories: Carried a map, journal, a book or two, black backpack, sleeping bag; Clothing: Probably lime green Keens, grey Northface fleece jacket, visor, black hat or ivy cap.
Carried a black backpack or green duffle, sleeping bag; Eyewear: One contact or glasses; Footwear: Lime green Keens; Jewelry: None. Investigating agency: Los Angeles County Sheriff's Department-Monterey Park - Homicide Bureau | 16-07348-26 | 2016-05-20.
Timeline of Events
👁️
2016-05-01
Last Known Contact
Michael Patrick Flynn was last seen in Llano, California. He possibly went hiking near his home but this cannot be confirmed.
🕵️
2016-05-20
Case Registered
Los Angeles County Sheriff's Department-Monterey Park Homicide Bureau opened investigation case MP36357.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:May 1, 2016
Last Updated:July 29, 2026
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Any information, no matter how small, could be crucial to solving this case.
Phone: 3238905500
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Case Information
Incident:May 1, 2016
Last Updated:July 29, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 3238905500
You can remain anonymous