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

Efren Lloyd Mascarenas Sr.

Case from Penokee, KS dated Jan 04, 2018

Victim Details

Efren Lloyd Mascarenas Sr.

Male

White / Caucasian

Penokee

KS

2018-01-04

52

Efren

Lloyd Mascarenas Sr.

07/19/2026

Case Description

Any updates on this case? Let us know!
In the quiet, rural setting of Penokee, Kansas, the life of Efren Lloyd Mascarenas Sr., a 52-year-old Caucasian male, came to a tragic and violent end on January 4, 2018. On that Thursday afternoon, a 911 call was placed to the Graham County Sheriff's Office at approximately 3:30 p.m., reporting an unresponsive male at a residence in the countryside. When emergency medical services and law enforcement officers arrived at the scene, they discovered a grim reality: a double homicide had occurred. ...
MEMBER ACCESS

Continue reading the complete case summary

Unlock the full case narrative for Efren Lloyd Mascarenas Sr., 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 (3)

See any mistakes? Let us know!
  • Efren Lloyd Mascarenas Obituary
  • Double Murder Victims Identified
    • MEMBER ACCESS

    Unlock 1 additional source

    View the complete collection of available reporting and reference links for this case.

    View All Case Sources — $3.97/month
    Cancel anytime.
    Already a member? Log in

    Latest News

    View All

    Forum Posts (1)

    I've been following Efren Lloyd Mascarenas Sr.'s case closely, and I'm struck by how dedicated he wa... ...Read More
    01/11/2023
    MEMBER ACCESS

    Join the discussion for Efren Lloyd Mascarenas Sr.

    Read full forum posts and contribute to this case discussion.

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

    Other Cases from Kansas

    Vincent White death by force case in Wichita, KS

    Vincent White

    Death: May 01, 2022
    On the evening of May 1, 2022, a dispute in a south Wichita neighborhood escalated into a fatal enco c ...Read More
    Dewayne Lee Smith death by force case in Longton, KS

    Dewayne Lee Smith

    Death: Dec 23, 2021
    Dewayne Lee Smith, a 55-year-old White male, was tragically killed on December 23, 2021, in his home m ...Read More
    Ardell Edwards death by force case in Kansas City, KS

    Ardell Edwards

    Death: Jul 02, 2004
    A workplace dispute on a Friday afternoon spiraled into a horrific scene of violence that left 55-ye y ...Read More
    Andrew Kenyon death by force case in Lansing, KS

    Andrew Kenyon

    Death: Jun 28, 2025
    A sense of quiet grief settled over the community of Lansing, Kansas, following the unexpected death t ...Read More
    John Buess-Wheeler death by force case in Wichita, KS

    John Buess-Wheeler

    Death: Nov 30, 2019
    In the early morning hours of November 30, 2019, a dispute over a small amount of marijuana tragical a ...Read More
    Ky Elliott Jones Jr death by force case in Wichita, KS

    Ky Elliott Jones Jr

    Death: Jan 06, 2018
    In the winter of 2018, the life of 20-year-old Ky Elliott Jones Jr. was cut short in a violent confr f ...Read More
    Jonathan C. Bailes death by force case in Topeka, KS

    Jonathan C. Bailes

    Death: Apr 14, 2026
    Jonathan C. Bailes, an 18-year-old male from Topeka, Kansas, was killed on Tuesday, April 14, 2026, , ...Read More