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Case Description
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Joanne Gaye Illerich, 38, was last seen on May 7, 1999, leaving her family's home in Knights Landing, California. She departed between 9:30 a.m. and 1:00 p.m., and authorities believe she took a 9mm semi-automatic pistol with her. Illerich was driving a dark blue 1991 Mazda pickup truck with a white camper shell, but both she and the vehicle have not been located since that day.
Joanne was suffering from emotional difficulties at the time of her disappearance, including bouts of anger, ...Read More
Last Seen: May 07, 1999
Joanne was suffering from emotional difficulties at the time of her disappearance, including bouts of anger, ...Read More
Last Seen: May 07, 1999
Links to Additional Sources (6)
See any mistakes?Victim Details
Nov 24, 2012
May 26, 2021
Joanne
Illerich
63
38
68 inches
125 lbs
White / Caucasian
Female
May 07, 1999
Knights Landing
California
Sutter County
95645
194
12679
Sutter County Sheriff
Yuba City
California
Sutter County
95993
1077 Civic Center Blvd, California
5308227307
County
Law Enforcement
99-001341
Sutter County Sheriff
Red/Auburn
Hazel
Hazel
11/28/2025
Area Last Seen:







