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 #1What happened to the green dress she was making? Was it found or completed?
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evidence
Lead #2Her cat's eye style eyeglasses were in her purse and she could not see without them—was her purse ever recovered?
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evidence
Lead #3Her wedding rings were left at home—why would she leave without them if she planned to return?
Mary Margaret Cook, a 25-year-old woman, disappeared on November 14, 1970, in Highland City, Florida. She was last seen in the area and has not been located despite decades of investigation. The 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 was the last person to see Mary Margaret Cook in Highland City on November 14, 1970?
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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
Mary Margaret Cook was last seen in Highland City, FL. She had told her mother she was making a new dress of green material.
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