Crime Solvers Central
CSC
263 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.
Tammy Peterson death by force case profile photo

Tammy Peterson

Case from Rancho-cucamonga, CA dated Dec 22, 1978

Victim Details

Tammy Peterson

Male

White / Caucasian

Rancho-cucamonga

CA

1978-12-22

14

Tammy

Peterson

06/29/2026

Case Description

Any updates on this case? Let us know!
On December 22, 1978, Tammy Peterson, a 14-year-old girl from Rancho Cucamonga, California, was tragically found shot to death at the north end of Etiwanda Avenue. The discovery of her body marked the beginning of a complex and heart-wrenching investigation. Tammy's death was ruled a homicide, and the case has remained a cold case for decades, with law enforcement continuously seeking information to bring justice to her and her family.

The investigation into Tammy Peterson's murder has be ...
MEMBER ACCESS

Continue reading the complete case summary

Unlock the full case narrative for Tammy Peterson, all available source links, additional videos, and member discussions.

Unlock Full Case Access — $3.97/month
Cancel anytime.
Already a member? Log in

Links to Additional Sources (2)

See any mistakes? Let us know!
  • Unknown Tammy Peterson Killer- California- 1978
  • Murder of Tammy Peterson - Count Every Mystery

    • Latest News

    View All

    Forum Posts (1)

    Hey everyone, I've been following Tammy Peterson's case for a while now, and one aspect I've been th... ...Read More
    05/24/2024
    MEMBER ACCESS

    Join the discussion for Tammy Peterson

    Read full forum posts and contribute to this case discussion.

    Unlock forum access — $3.97/month
    Already a member? Log in

    Other Cases from Rancho-cucamonga, California

    Rocio Sandoval death by force case in Rancho-cucamonga, CA

    Rocio Sandoval

    Death: Feb 11, 2018
    Rocio Sandoval, a 38-year-old resident of Rancho Cucamonga, California, tragically lost her life on n ...Read More
    Gabriel Ulloa death by force case in Rancho-cucamonga, CA

    Gabriel Ulloa

    Death: Dec 03, 2021
    Gabriel Ulloa, an 18-year-old resident of Hesperia, California, tragically lost his life on December e ...Read More
    Gary Collins death by force case in Rancho-cucamonga, CA

    Gary Collins

    Death: Aug 27, 1978
    On August 27, 1978, Gary Collins, a 22-year-old resident of Rancho Cucamonga, California, was tragic i ...Read More
    Dean Sena death by force case in Rancho-cucamonga, CA

    Dean Sena

    Death: Feb 22, 2014
    Dean Vedol Sena, a 45-year-old security guard, tragically lost his life on February 22, 2014, during n ...Read More
    Victor Salazar death by force case in Rancho-cucamonga, CA

    Victor Salazar

    Death: Aug 18, 2023
    On August 18, 2023, 41-year-old Victor Silverio Salazar of Rancho Cucamonga, California, passed away a ...Read More
    Corey Deshawn Cooper death by force case in Rancho-cucamonga, CA

    Corey Deshawn Cooper

    Death: May 06, 2021
    Corey Deshawn Cooper, a 39-year-old resident of Moreno Valley, tragically lost his life on May 6, 20 2 ...Read More