The District Attorney — 18th Judicial District
  • Our Office
    • About Us
      • Meet the District Attorney
      • Mission Statement
      • Law Enforcement Partners
      • Unified Metropolitan Forensic Crime Lab
      • Forms and Brochures
      • Organization Chart
    • Contact Us
    • Employment
    • General Courts
      • District Court
      • Juvenile Court
      • County Court
    • Specialized Units
      • Conviction Integrity Unit
      • Cold Case
      • Appeals
      • Vehicular Homicide Unit
      • Diversion Counseling Program
      • Special Victims Unit (SVU)
      • Domestic Violence Unit
      • Human Trafficking Unit
      • Elder and at Risk Unit
      • Economic Crime Unit
      • Problem Solving Courts
    • Support Units
      • Finance Unit
      • Communications
      • Human Resources
      • Technology
      • Investigations
      • Victim Witness Unit
      • Central Services
      • Victim Compensation
  • Newsletter
    • Newsletter Archive
  • Victim Services
    • Victim Witness Unit
      • Victim Impact Statement and Restitution Information
    • Victim Rights
    • Victim Compensation
    • Domestic Violence
      • Domestic Violence Fast Track
    • Sexual Assault
    • Sex Offender Locator
  • Community Outreach
    • Newsletter
    • Consumer Fraud Protection
      • Community Presentations
      • Wage Theft
      • Fraud Alerts
      • Bad Check Restitution Program — DISCONTINUED
    • Outreach
    • Events
      • Senior Law & Safety Summit: May 21, 2022
      • Second Chances Warrant Clearance
      • Community Conversations
      • Citizen’s Academy
    • Volunteer
  • Reports
    • Data Dashboards
    • Financial Reports
    • Media
    • News Releases
    • Records Request
    • Officer-Involved Shootings
    • Peace Officer Credibility Disclosure Notification
  • Prosecution
    • Criminal Justice Glossary
    • Courtroom Diagram
    • Records Request
    • Docket Search
Man convicted of multiple felonies after shooting at...
Report of July 5, 2022 officer-involved shooting in...
Report of July 21, 2022 officer-involved shooting in...
Jury returns guilty verdict in mass shooting at...
Aurora man sentenced to decades in prison for...
Man sentenced to two consecutive life sentences for...
Parolee and former Scout leader with history of...
Lone Tree bowling alley shooter sentenced to 23...
Report of March 3, 2022 officer-involved shooting in...
Colorado District Attorneys’ Council honors trial team for...

The District Attorney — 18th Judicial District

  • Our Office
    • About Us
      • Meet the District Attorney
      • Mission Statement
      • Law Enforcement Partners
      • Unified Metropolitan Forensic Crime Lab
      • Forms and Brochures
      • Organization Chart
    • Contact Us
    • Employment
    • General Courts
      • District Court
      • Juvenile Court
      • County Court
    • Specialized Units
      • Conviction Integrity Unit
      • Cold Case
      • Appeals
      • Vehicular Homicide Unit
      • Diversion Counseling Program
      • Special Victims Unit (SVU)
      • Domestic Violence Unit
      • Human Trafficking Unit
      • Elder and at Risk Unit
      • Economic Crime Unit
      • Problem Solving Courts
    • Support Units
      • Finance Unit
      • Communications
      • Human Resources
      • Technology
      • Investigations
      • Victim Witness Unit
      • Central Services
      • Victim Compensation
  • Newsletter
    • Newsletter Archive
  • Victim Services
    • Victim Witness Unit
      • Victim Impact Statement and Restitution Information
    • Victim Rights
    • Victim Compensation
    • Domestic Violence
      • Domestic Violence Fast Track
    • Sexual Assault
    • Sex Offender Locator
  • Community Outreach
    • Newsletter
    • Consumer Fraud Protection
      • Community Presentations
      • Wage Theft
      • Fraud Alerts
      • Bad Check Restitution Program — DISCONTINUED
    • Outreach
    • Events
      • Senior Law & Safety Summit: May 21, 2022
      • Second Chances Warrant Clearance
      • Community Conversations
      • Citizen’s Academy
    • Volunteer
  • Reports
    • Data Dashboards
    • Financial Reports
    • Media
    • News Releases
    • Records Request
    • Officer-Involved Shootings
    • Peace Officer Credibility Disclosure Notification
  • Prosecution
    • Criminal Justice Glossary
    • Courtroom Diagram
    • Records Request
    • Docket Search

STEM School shooter will spend rest of his life in prison

September 20, 2021

The man who plotted and carried out a mass shooting at STEM School Highlands Ranch – killing student Kendrick Castillo and wounding six students in the process – was sentenced Sept. 17 to life in prison without the possibility of parole plus 1,282½ years.

Devon Erickson

Devon Erickson


Douglas County District Court Judge Theresa Slade sentenced Devon Erickson, 20. He was found guilty June 15 of all 46 criminal counts against him after a 12-day jury trial.

Castillo was killed and six other students were shot at the school on May 7, 2019. Two additional students in neighboring classrooms were also injured.

The prosecution team consisted of Chief Deputy District Attorney George Brauchler, Chief Deputy District Attorney Christopher Gallo, Chief Deputy District Attorney Rebecca Gleason and Senior Chief Deputy District Attorney Christopher Wilcox.

The jury convicted Erickson of:
• 1 count of first-degree murder after deliberation
• 1 count of first-degree murder, extreme indifference
• 1 count of conspiracy to commit first-degree murder after deliberation
• 6 counts of attempted first-degree murder after deliberation
• 25 counts of attempted first-degree murder, extreme indifference
• 1 count of second-degree arson
• 1 count of conspiracy to commit second-degree arson
• 1 count of providing a handgun to a juvenile
• 1 count of third-degree burglary
• 1 count of conspiracy to commit third-degree burglary
• 1 count of theft
• 1 count of conspiracy to commit theft
• 1 count of possession of a weapon on school grounds
• 1 count of criminal mischief
• 1 count of conspiracy to commit criminal mischief
• 1 count of interference with school staff
• 1 count of reckless endangerment

STEM School shooter will spend rest of his life in prison was last modified: September 20th, 2021 by Eric Ross

Recent Posts

  • Man convicted of multiple felonies after shooting at private security officer patrolling neighborhood in Aurora
  • Report of July 5, 2022 officer-involved shooting in Aurora
  • Report of July 21, 2022 officer-involved shooting in Englewood
  • Jury returns guilty verdict in mass shooting at Aurora hotel that left 1 dead, 3 injured
  • Aurora man sentenced to decades in prison for brutally beating woman on High Line Canal Trail
  • Facebook
  • Twitter
Footer Logo
  • Our Office
  • Victim Services
  • Community Outreach
  • Media
  • Employment
  • Contact Us
  • Prosecution
  • Disclaimer Policy

© 2022 - DISTRICT ATTORNEY’S OFFICE 18 JUDICIAL DISTRICT