News Story


Missing at Risk / Active Search
7/19/2017 3:30:00 PM


Nature of Incident:

Missing At Risk / Active Search

Report Number:



Thousand Oaks

Date & Time:

July 18, 2017 @ 10:00 PM

Unit Responsible:

East County Investigations

(S)uspects, (V)ictims, (P)arty, (D)ecedent

City of Residence


(V) Judith Katherine Sirstins

Thousand Oaks




A 74-year-old Thousand Oaks woman is being considered missing after leaving Los Robles Hospital on Tuesday evening at 10:00 PM.  Judith Katherine Sirstins was last seen driving a dark grey, 2007 Toyota Camry 4-door, California license plate 5YUW918.  Judith suffers from dementia, but is otherwise in good health.


Judith's family reported her missing to the Ventura County Sheriff's Office on Wednesday around 12:50 AM.  Judith had taken a family member to seek medical treatment and never returned home.   Judith is 5'2' tall, weighs 110 pounds, and has grey hair and blue eyes. She was last seen wearing a long sleeve white tee-shirt and blue jeans. 


If you see Judith or believe you may have seen her in the area, please call the Sheriff's Dispatch Center at (805) 654-9511 or dial 9-1-1.


Prepared by:

Detective Timothy Lohman


Media Release Date:

July 19, 2017


Media Follow-Up Contact:

Detective Dave Nickels (805) 947-8287 or (805) 371-8383



Approved by:

Captain Bill Schierman