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Case Description

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Katherine "Katie" Demianczyk, a 25-year-old woman from Philadelphia, Pennsylvania, was last seen on November 20, 2018. Prior to her disappearance, Katie had been living in a transient lifestyle, frequenting areas such as Toms River and Farmingdale, New Jersey, as well as the Kensington neighborhood of Philadelphia. There were concerns raised by her family, particularly her mother, who believed Katie may have been hiding from an older man from New Jersey.

In the months leading up to her ...Read More
Last Seen: Nov 20, 2018

Victim Details

Sep 01, 2020

Sep 03, 2020

Katherine

Demianczyk

31

25

60 inches

62 inches

100 lbs

135 lbs

White / Caucasian

Female

In the city of Philadelphia, Pennsylvania, a 25-year-old woman named Katherine Ann Demianczyk, also known as Katie, vanished around 2018. Born on January 31, 1993, Katie spent her early years in Coral Springs, Florida, before her family moved to Pennsylvania when she was about twelve. By her mid-20s, life had become challenging for Katie; she was a mother and was experiencing homelessness, often spending time in the Kensington area of Philadelphia, as well as in Toms River and Farmingdale, New Jersey. She was a petite woman, standing between 5'0" and 5'2", with striking blue eyes. Katie often expressed herself through her appearance, frequently dyeing her blond hair vibrant colors like purple or electric blue and had several distinct piercings under her left eye, on her upper lip, and her nose. The timeline of Katherine�s disappearance is marked by sporadic contact with her family, who longed for her safety. The last time her mother, Diane Walker, physically saw her was with her boyfriend two days before Thanksgiving in 2017. Despite the time that passed without seeing each other, they maintained contact by phone. The very last time her mother reported having a verbal conversation with her was a telephone call in early August 2018. Shortly after that final call, Katie�s digital presence also went silent. Her last known social media activity was an Instagram post on August 11, 2018, which showed a picture of pancakes and was tagged at an IHOP on Aramingo Avenue in Philadelphia. Attempts to retrieve surveillance footage from the restaurant were unfortunately unsuccessful as too much time had passed. Since that time, Katherine's family has been left with unanswered questions and profound worry. Her father and uncle searched for her in the Kensington area in October 2018, following a lead that did not result in finding her. Friends and family have expressed that Katherine was living a dangerous lifestyle on the streets of Kensington around the time she disappeared. Her family has worked to keep her memory alive, sharing photos and pleading for any information that might lead to her whereabouts. The case of Katherine Demianczyk is that of a young mother who disappeared from the margins of society, leaving behind a daughter who misses her and a family that continues to hold out hope for answers. Her social media went quiet, her phone stopped connecting, and a loving family was left to navigate a world of uncertainty, searching for a vibrant and loved young woman.

Nov 20, 2018

Philadelphia

Pennsylvania

Philadelphia County

19111

No

90720

Philadelphia Police Department

Philadelphia

Pennsylvania

Philadelphia County

19130

400 North Broad Street, Pennsylvania

2156863334

Local

Law Enforcement

20-02-040490

2020-08-31

Philadelphia Police Department

8185

Blond/Strawberry

Blue

Blue

05/27/2026


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