The person at the center of this case
Andrew Memmelaar
Missing Person · Open
51 years waiting · since 1975
Missing Person: Andrew Memmelaar
Justice for Andrew Memmelaar — the trail went cold in 1975, but the truth hasn't.
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Key leads to think about
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timeline
Lead #1What was the planned route from Lehigh, Kansas to Jeffersonville, New York, and where might Andrew have stopped or encountered trouble?
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witness
Lead #2Did anyone see a red-haired 17-year-old male matching Andrew's description traveling through the Midwest or Northeast in late October 1975?
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vehicle
Lead #3What vehicle was Andrew traveling in, and has it ever been located or identified?
Andrew Memmelaar, a 17-year-old male, disappeared on October 25, 1975, while traveling from Lehigh, Kansas to Jeffersonville, New York—he never arrived at his destination. Nearly 50 years later, the circumstances of his disappearance remain unknown, with no confirmed sightings or evidence of his fate. The Sullivan County Sheriff's Office continues to seek information from anyone who may have encountered Andrew during his cross-country journey or have details about his disappearance.
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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 #4Why did Andrew leave Kansas for New York, and did he have family or contacts in Jeffersonville?
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 MP12181. Missing person: Andrew Memmelaar.
Last known contact: 1975-10-25 in Jeffersonville, Sullivan, NY. Circumstances: Per law enforcement: subject left Lehigh, Kansas enroute to Jeffersonville, NY, however never arrived.
Demographics: 17 years, Male, White / Caucasian. Physical description: 5 ft 11 in, 150 lbs, hair: Red/Auburn, eyes: Blue.
Investigating agency: Sullivan County Sheriff's Office | 44-76 | 2023-05-23.
Timeline of Events
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1975-10-25
Last known contact
Andrew Memmelaar last known contact in Jeffersonville, Sullivan, NY. He had left Lehigh, Kansas enroute to Jeffersonville but never arrived.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:October 25, 1975
Last Updated:September 26, 2026
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Any information, no matter how small, could be crucial to solving this case.
Phone: 8457947100
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Case Information
Incident:October 25, 1975
Last Updated:September 26, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 8457947100
You can remain anonymous