The person at the center of this case
David Brown Allen
Missing Person · Open
52 years waiting · since 1973
Missing Person: David Brown Allen
Justice for David Brown Allen — the trail went cold in 1973, but the truth hasn't.
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Key leads to think about
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location
Lead #1Why did the search efforts in the Red Mountain area fail to locate any trace of Allen despite multiple attempts?
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evidence
Lead #2What happened to Allen's equipment and personal items—his camera, ice axe, binoculars, and distinctive red tennis shoes?
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timeline
Lead #3Did Allen reach Red Mountain or did something happen en route from Eielson Bluffs?
David Brown Allen, a 21-year-old hiker, departed from Eielson Bluffs in Denali National Park on July 25, 1973, for a day hike to Red Mountain and never returned. Despite multiple search efforts in the area, no trace of him has been found in over 50 years. His case remains unsolved, and anyone with information about his disappearance or potential sightings in the Denali region is urged to contact the Alaska State Troopers.
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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 #4Were there any other hikers or park visitors in the area on July 25, 1973, who may have seen Allen?
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 MP84243. Missing person: David Brown Allen.
Last known contact: 1973-07-25 in Denali National Park, Matanuska-Susitna, AK. Circumstances: David departed from Eielson Bluffs in Denali National Park for a day hike to the Red Mountain area and never returned.
Multiple searches of the area were unsuccessful in locating him. Demographics: 21 years, Male, White / Caucasian.
Physical description: 5 ft 8 in, 140 lbs, hair: Blond/Strawberry, eyes: Brown. Clothing and accessories: Accessories: Neutral color day pack Ice axe Pentax camera (35mm) Binoculars in brown case; Clothing: Levis (changed into shorts later) Off-white Wool sweater Tan or dark green chamois shirt; Eyewear: Amber glasses; Footwear: Red tennis shoes Vasque hiking boots w/ vibram soles.
Investigating agency: Alaska State Troopers | AK21106888.
Timeline of Events
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1973-07-25
David Allen departs for day hike
David Brown Allen left Eielson Bluffs in Denali National Park for a day hike to the Red Mountain area and never returned.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:July 25, 1973
Last Updated:May 22, 2026
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Phone: 9072695511
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Case Information
Incident:July 25, 1973
Last Updated:May 22, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 9072695511
You can remain anonymous