The person at the center of this case
Gilbert Mark Gilman
Missing Person · Open
20 years waiting · since 2006
Missing Person: Gilbert Mark Gilman
Justice for Gilbert Mark Gilman — the trail went cold in 2006, but the truth hasn't.
Start here
Key leads to think about
📍
location
Lead #1Why was his vehicle left at the Staircase Ranger Station—did he complete his hike or abandon it early?
🔍
evidence
Lead #2What trail was Gilman hiking, and were there any signs of distress or injury found during search operations?
👁️
witness
Lead #3Did any other hikers or park visitors encounter Gilman on June 24, 2006, or see anything unusual at the ranger station?
Gilbert Mark Gilman, a 47-year-old male, disappeared on June 24, 2006, while hiking in Olympic National Park near Hoodsport, Washington; his vehicle was found at the Staircase Ranger Station but he was never located. Despite extensive search efforts, the circumstances of his disappearance remain unclear—whether he became lost on the trail, suffered an accident, or met with foul play. Anyone with information about his whereabouts or activities that day is urged to contact the Thurston County Sheriff's Office, as the case remains unsolved after nearly two decades.
Try asking
Claim this imported case
A one-time $10 claim transfers this imported case workspace to your account. You get 10 uploads for this case, 25 daily AI questions for this case, and public tips with files route to you.
10 uploads25 AI questions/day
This does not start a subscription. When the included limits are reached, the Personal plan unlocks more workspace capacity.
More leads to consider
Beyond the top three above — each detail below could be the thread that pulls this case open.
💡
clue
Lead #4Given his clothing (bright green Hawaiian shirt, khaki shorts, flip-flops), was he adequately prepared for wilderness hiking in Olympic National Park?
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 MP22763. Missing person: Gilbert Mark Gilman.
Last known contact: 2006-06-24 in Hoodsport, Thurston, WA. Circumstances: Gilbert Gilman was last seen hiking in the Olympic National Park in Thurston County, Washington.
His vehicle was located at the Staircase Ranger Station off State Route 101 after his disappearance. Demographics: 47 years, Male, White / Caucasian.
Physical description: 5 ft 7 in, 155 lbs, hair: Brown, eyes: Brown. Clothing and accessories: Clothing: Bright Green Hawaiian style floral shirt, khaki shorts; Eyewear: Prescription sunglasses; Footwear: Flip Flops.
Investigating agency: Thurston County Sheriff's Office | 06-05808-06.
Timeline of Events
👤
2006-06-24
Gilbert Gilman goes missing
Gilbert Mark Gilman was last seen hiking in Olympic National Park near Hoodsport, Thurston County, Washington.
🚗
2006-06-24
Vehicle discovered
Gilman's vehicle was located at the Staircase Ranger Station off State Route 101 after his disappearance.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:June 24, 2006
Last Updated:July 14, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 3607865500
You can remain anonymous
Leave a comment
Comments
Case Information
Incident:June 24, 2006
Last Updated:July 14, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 3607865500
You can remain anonymous