The person at the center of this case
Ida Dean Anderson
Missing Person · Open
67 years waiting · since 1958
Missing Person: Ida Dean Anderson
Justice for Ida Dean Anderson — the trail went cold in 1958, but the truth hasn't.
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Key leads to think about
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person
Lead #1What were the circumstances of Ida Dean Anderson's disappearance on September 18, 1958?
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witness
Lead #2Were there any witnesses to her last movements or anyone who saw her that day?
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evidence
Lead #3What physical evidence or leads were documented during the initial investigation?
Ida Dean Anderson, a 21-year-old woman, disappeared on September 18, 1958, in Ann Arbor, Michigan. She was last known to be in contact that date, and circumstances surrounding her vanishing remain unclear after more than six decades. The case remains open with the Ann Arbor Police Department, and anyone with information about her whereabouts is urged to come forward.
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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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clue
Lead #4Has any new information surfaced in the decades since her disappearance that could help locate her?
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Even the smallest detail could be the key to solving this case.
Official wording
Source Narrative
NamUs case MP2485. Missing person: Ida Dean Anderson.
Last known contact: 1958-09-18 in Ann Arbor, Washtenaw, MI. Demographics: 21 years, Female, White / Caucasian.
Physical description: 5 ft 2 in, 110 lbs, hair: Brown, eyes: Green. Clothing and accessories: Clothing: Unknown clothing but usually wore dresses, long skirts and button up shirts in size 8/10 in women's; Eyewear: None; Footwear: Wore dress shoe flats - shoe size 5 1/2; Jewelry: No known jewelry.
Investigating agency: Ann Arbor Police Department | 09-24134 (CFS 09-3520) | 2009-05-18.
Timeline of Events
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1958-09-18
Last Known Contact
Ida Dean Anderson was last known to be in contact in Ann Arbor, Washtenaw, Michigan on September 18, 1958.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:September 18, 1958
Last Updated:September 9, 2026
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Phone: 7347946920
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Case Information
Incident:September 18, 1958
Last Updated:September 9, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 7347946920
You can remain anonymous