The person at the center of this case
Shawn Peterson
Missing Person · Open
142 days waiting
Missing Person: Shawn Peterson
Justice for Shawn Peterson — the trail went cold in 2026, but the truth hasn't.
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Key leads to think about
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witness
Lead #1What did Shawn do at Casino Arizona that evening, and did anyone else see him there besides his sister?
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timeline
Lead #2What happened between 7:00 PM on June 12 and when he was reported missing on June 14?
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location
Lead #3Did Shawn have a vehicle, and if so, was it located near the casino or elsewhere?
Shawn Peterson, a 52-year-old white male, was last seen by his sister at Casino Arizona in Scottsdale on June 12, 2026, at approximately 7:00 PM. The circumstances surrounding his disappearance remain unclear, and investigators have not established a clear timeline of events after his casino sighting. Anyone with information about Shawn's whereabouts or activities that evening is urged to contact the Salt River Police Department.
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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.
💡
clue
Lead #4Why were the circumstances of his disappearance described as 'generally unknown' rather than specific details?
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Official wording
Source Narrative
NamUs case MP159664. Missing person: Shawn Peterson.
Last known contact: 2026-06-12 in Scottsdale, Maricopa, AZ. Circumstances: Shawn was last seen by his sister at Casino Arizona (524 n.
92nd st. scottsdale, arizona 85256) on June 12, 2026, at approximately 1900 hours.
His circumstances of disappearance are generally unknown. Demographics: 52 years, Male, White / Caucasian.
Physical description: 6 ft 0 in, 225 lbs, hair: Bald, eyes: Blue. Clothing and accessories: Clothing: Black Shirt and Blue Jeans.
Investigating agency: Salt River Police Department | 2026-25182 | 2026-06-14.
Timeline of Events
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2026-06-12
19:00Last Sighting at Casino Arizona
Shawn Peterson was last seen by his sister at Casino Arizona in Scottsdale at approximately 1900 hours (7:00 PM).
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2026-06-14
Case Reported to Salt River Police
Salt River Police Department opened investigation case MP159664 on June 14, 2026, two days after the last sighting.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:June 12, 2026 at 7:00 PM
Last Updated:September 28, 2026
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Phone: 4803627740
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Case Information
Incident:June 12, 2026 at 7:00 PM
Last Updated:September 28, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 4803627740
You can remain anonymous