The person at the center of this case
Mary Margaret Cook
Missing Person · Open
55 years waiting · since 1970
Missing Person: Mary Margaret Cook
Justice for Mary Margaret Cook — the trail went cold in 1970, but the truth hasn't.
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Key leads to think about
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evidence
Lead #1Mary Margaret Cook's wedding rings were left at home, suggesting she may have left unexpectedly or been taken against her will.
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evidence
Lead #2She was dependent on her eyeglasses to see and carried them in her purse—was she found without them?
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clue
Lead #3The green dress she was wearing when last seen could be a distinctive identifying detail in any remains or clothing discoveries.
Mary Margaret Cook, a 25-year-old woman, disappeared on November 14, 1970, in Highland City, Florida. She was last seen in this small Polk County community and has not been located despite decades of investigation. Her case remains unsolved, and anyone with information about her whereabouts or circumstances of her disappearance is urged to contact the Polk County Sheriff's Office.
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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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witness
Lead #4Who were the last people to see Mary Margaret Cook on November 14, 1970, and what were the exact circumstances of that final sighting?
Have information about any of these leads?
Even the smallest detail could be the key to solving this case.
Official wording
Source Narrative
NamUs case MP1670. Missing person: Mary Margaret Cook.
Last known contact: 1970-11-14 in Highland City, Polk, FL. Circumstances: Mrs.
Cook was last seen in Highland City, FL on 11/14/1970. Demographics: 25 years, Female, White / Caucasian.
Physical description: 4 ft 10 in, 145 lbs, hair: Brown, eyes: Hazel. Clothing and accessories: Accessories: Unknown; Clothing: She had told her mother she was making a new dress of green material.; Eyewear: Her glasses are believed to have been in her purse.
She could not see without them. They were cat's eye style frames.
Also referred to as 'horn-rimmed.'; Footwear: Unknown; Jewelry: Her wedding rings were at home.. Investigating agency: Polk County Sheriff's Office | 2008-152883.
Timeline of Events
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1970-11-14
Last seen in Highland City
Mary Margaret Cook was last seen in Highland City, FL on November 14, 1970. She was wearing a green dress she had made and had her cat's eye style glasses in her purse.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:November 14, 1970
Last Updated:June 10, 2026
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Phone: 8632986834
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Case Information
Incident:November 14, 1970
Last Updated:June 10, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 8632986834
You can remain anonymous