The person at the center of this case
Jon Truscott Haynes
Missing Person · Open
44 years waiting · since 1981
Missing Person: Jon Truscott Haynes
Justice for Jon Truscott Haynes — the trail went cold in 1981, but the truth hasn't.
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Key leads to think about
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vehicle
Lead #1Where is the beige 1981 Subaru with California license plate 1 CPK 105? Was it ever located or reported sighted?
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witness
Lead #2Did anyone see Jon or his vehicle on July 24, 1981, or in the days following his disappearance in the Boulder area?
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location
Lead #3Why was Jon in Nederland when he was planning to enroll at CU Boulder? What was his intended destination?
Jon Truscott Haynes, an 18-year-old student planning to enroll at the University of Colorado, disappeared on July 24, 1981, after being last seen at a 7-Eleven near 28th Street and Baseline in Boulder, Colorado. His beige 1981 Subaru with California license plate 1 CPK 105 also vanished. Despite decades of investigation by the Boulder County Sheriff's Office, the circumstances of his disappearance remain unknown, and his case continues to seek information from anyone who may have encountered him or his vehicle in that era.
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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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timeline
Lead #4What were Jon's movements and plans for July 24, 1981? Did he have any scheduled meetings or appointments?
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Even the smallest detail could be the key to solving this case.
Official wording
Source Narrative
NamUs case MP320. Missing person: Jon Truscott Haynes.
Last known contact: 1981-07-24 in Nederland, Boulder, CO. Circumstances: Jon arrived in Boulder, CO in late July planning to enroll as a student at the University of Colorado.
He was last seen at a 7-11 convenience store in the vicinity of 28th St. and Baseline in Boulder, CO.
His vehicle is also missing and is described as a beige, two door, 1981 Subaru with CA Lic# 1 CPK 105. Demographics: 18 years, Male, White / Caucasian.
Physical description: 5 ft 10 in, 140 lbs, hair: Blond/Strawberry, eyes: Green. Investigating agency: Boulder County Sheriff's Office | S81-6082 | 1982-07-16.
Timeline of Events
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1981-07-24
Last Sighting at 7-Eleven
Jon Truscott Haynes was last seen at a 7-Eleven convenience store in the vicinity of 28th Street and Baseline in Boulder, CO. His beige 1981 Subaru with California license plate 1 CPK 105 was also missing from this point forward.
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1982-07-16
Case Filed with Boulder County Sheriff's Office
Case number S81-6082 was officially filed with the Boulder County Sheriff's Office one year after the disappearance.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:July 24, 1981
Last Updated:June 20, 2026
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Phone: 3034413600
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Case Information
Incident:July 24, 1981
Last Updated:June 20, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 3034413600
You can remain anonymous