Case Detail

  • Picture 1

Mark Allen Bonner

Case Details

Case Type: Missing

Height: 6' 3"

Case Status: OPEN

Weight: 150 lbs


Identifying Marks:

Incident Date: 03/20/1978


Agency: Boulder County Sheriff's Office

City: Boulder

Date of Birth: 05/12/1954

County: Boulder

Date of Death: Unknown

Agency Case #: 78-3741

Age: 24

Judicial District: 20th Judicial District

Gender: Male

Year Solved:

Race: Caucasian

NamUs Case #: 25589

Eyes: Blue

NCMEC Case #: Unknown

Hair: Blond/Strawberry

About this Case:

Mark Bonner was last seen in Boulder, CO on March 20, 1978. Foul play is suspected. Anyone with any information regarding this case is asked to please contact Boulder County Sheriff's Office.

If you have any information about this case, please contact:

Boulder County Sheriff's Office



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