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Gilgo Beach Serial Killer Rex Heuermann Pleads Guilty to 7 Murders — Admits to 8th Victim
Long Island architect Rex Heuermann ends decades of mystery surrounding the Gilgo Beach killings, entering a guilty plea that delivers long-awaited justice to victims' families.
📍 Riverhead, New York
📅 April 2026
⏱ 5 min read
🔍 True Crime · Serial Killer · Justice
8
Victims Confirmed
30+
Years of Mystery
2023
Year of Arrest
Life
Prison Sentence
The guilty plea
A Serial Killer Faces Justice After Three Decades
In one of America's most closely watched true crime cases, Rex Heuermann — a Long Island architect who secretly led a double life as a serial killer — pleaded guilty Wednesday to three counts of first-degree murder and four counts of intentional murder. The killings, spanning from 1993 to 2010, terrorized the region and confounded investigators for over 30 years.
Appearing emotionless in a packed Suffolk County courtroom, the 62-year-old did not look back at the gallery filled with victims' grieving relatives. As part of his guilty plea, Heuermann also admitted to killing an eighth woman — a stunning revelation that brought additional closure to families who had waited decades for answers.
Heuermann will be sentenced in June to life in prison without the possibility of parole. He also agreed to cooperate fully with the FBI's behavioral analysis unit to help identify other serial killers.
How investigators cracked the case
The DNA Break: A Pizza Crust Brought Down a Killer
The investigation's pivotal moment came through an unlikely piece of evidence. Detectives identified Heuermann as a prime suspect in 2022 after linking him to a pickup truck seen near a 2010 disappearance. Surveillance teams tracked him in Manhattan — and when he discarded a partially eaten pizza box on a sidewalk, officers seized it immediately.
Crime lab analysts matched DNA from a hair found in the pizza box to burlap used to restrain one of the victims — a forensic breakthrough that cracked a case that had gone cold for more than a decade. Additional evidence included cellphone data placing Heuermann in contact with victims before their disappearances, and a disturbing internet search history focused on the Gilgo Beach murders.
The victims
Eight Women. Eight Lives Cut Short.
The remains of Melissa Barthelemy, Maureen Brainard-Barnes, Amber Lynn Costello, Valerie Mack, Jessica Taylor, and Megan Waterman were found along Ocean Parkway near Gilgo Beach. Sandra Costilla's remains were discovered more than 60 miles away in the Hamptons. The eighth victim's remains were found on Fire Island and later near Gilgo Beach. Heuermann admitted to strangling all eight women and dismembering some before dumping their bodies across remote stretches of New York coastline.
Victims' voices
"A Long Journey of Hope" — Families Speak Out
Melissa Cann, sister of victim Maureen Brainard-Barnes, delivered an emotional statement: the family had held onto hope for years that justice would come. Elizabeth Baczkiel, mother of victim Jessica Taylor, said the guilty plea took a tremendous weight off her family. Heuermann's ex-wife Asa Ellerup, who was present in court with their daughter, stated that neither she nor her daughter had any knowledge of or involvement in the killings.
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