Gilgo Beach serial killings suspect to plead guilty, US media report

March 27, 2026

A 62-year-old New York architect, Rex Heuermann, is anticipated to reverse his previous not-guilty plea and admit guilt to murdering seven women on Long Island's Gilgo Beach over an 18-year period. Authorities arrested Heuermann in July 2023 after DNA analysis connected him to the crime scenes, and investigators discovered a detailed planning document he allegedly created that outlined methods to avoid detection and cover up evidence. The victims, ranging in age from 20 to 28, were believed to be sex workers whose bodies were discovered near Heuermann's residence, and prosecutors recovered hundreds of electronic devices and 300 firearms from his property.

Who is affected

Seven murder victims: Melissa Barthelemy (24), Megan Waterman (22), Amber Costello (27), Maureen Brainard-Barnes (25), Jessica Taylor (20), Valerie Mack (24), and Sandra Costilla (28)
Rex Heuermann (the accused)
Families and loved ones of the victims
Suffolk County District Attorney Raymond Tierney and prosecution team
Heuermann's lawyer and defense team
The Gilgo Beach community on Long Island

What action is being taken

No explicit ongoing actions are described in the article. The article focuses on past actions (arrests, charges, evidence collection) and a future expected action (the anticipated plea change on April 8).

Why it matters

This case represents the potential resolution of a long-standing serial murder investigation that has haunted Long Island since 2010, when police began investigating at least 10 deaths in the Gilgo Beach area. The case highlights the vulnerability of sex workers as victims of violent crime and demonstrates how advances in DNA technology can help solve cold cases. The meticulous planning allegedly documented by Heuermann reveals the calculated nature of the crimes, and a guilty plea would bring closure to the families of seven victims while avoiding a lengthy trial process.

What's next

Heuermann is expected to appear before a judge on April 8, when he is anticipated to change his plea to guilty.

Read full article from source: BBC