Case Files
Rex Heuermann Sentencing June 17: What the Plea Established — and What Comes Next
A note before you read: this is a true account of real people and a real crime. We tell it with care — centered on the victims, grounded in the record, and without gratuitous detail.
They were daughters, sisters, mothers. They disappeared across almost two decades on Long Island, and for years their families had no answers — only the place where their remains were found, along a desolate stretch of Ocean Parkway near Gilgo Beach.
On April 8, 2026, in a Suffolk County courtroom, a man named Rex Heuermann stood and said he killed them. Seven by formal guilty plea. An eighth — Karen Vergata — acknowledged in his own words before the court.
On June 17, 2026, he will be sentenced. This is what you need to know before that day.
Case Facts at a Glance
| Defendant | Rex Heuermann, 61, architect from Massapequa Park, New York |
| Plea entered | April 8, 2026, Suffolk County Court |
| Charges pled | 3 counts murder in the first degree + 4 counts murder in the second degree |
| Victims covered by the plea | Melissa Barthelemy · Megan Waterman · Amber Costello · Maureen Brainard-Barnes · Sandra Costilla · Jessica Taylor · Valerie Mack |
| Additional admission | Karen Vergata (not charged; admitted in open court) |
| Remains found | Gilgo Beach area, Ocean Parkway, Suffolk County |
| Span of killings | 1993–2010 |
| Sentencing date | June 17, 2026 |
What the Plea Established
Heuermann pleaded guilty to killing seven women between 1993 and 2010, strangling each of them and leaving their remains along Ocean Parkway on Long Island. He entered pleas to three counts of first-degree murder — covering Melissa Barthelemy, Megan Waterman, and Amber Costello, a triad of killings prosecutors identified as the strongest first-degree case — and four counts of second-degree murder covering Maureen Brainard-Barnes, Sandra Costilla, Jessica Taylor, and Valerie Mack.
He also admitted to killing Karen Vergata, who disappeared in 1996. Vergata had not been charged in the indictment, and under the terms of the plea agreement, she will not be charged now. Her family received acknowledgment, not a formal count.
Heuermann has not been charged in the death of the victim known as Jane Doe No. 6. That matter remains open and uncharged. Nothing in this post addresses her case beyond noting it exists.
The plea was, prosecutors said, the defendant’s own decision. There was no negotiation on sentencing numbers. As part of the agreement, Heuermann agreed to cooperate fully with the FBI’s Behavioral Analysis Unit — providing information that may help investigators identify patterns in other unsolved cases.
What June 17 Will Decide
New York does not have the death penalty. The maximum sentence available is life imprisonment without the possibility of parole.
On June 17, the Suffolk County Court is expected to impose:
- Three consecutive life sentences without the possibility of parole for the murders of Barthelemy, Waterman, and Costello (the first-degree counts)
- A consecutive term of 100 years to life for the murders of Brainard-Barnes, Costilla, Taylor, and Mack (the second-degree counts)
The sentences would run consecutively — one after another, not at the same time. In practical terms, Heuermann, 61, will die in prison. The structure matters nonetheless: consecutive life terms are the court’s formal record of seven distinct women, seven distinct crimes.
Victims’ family members will have the opportunity to deliver impact statements. Those statements are among the most significant moments of any sentencing — not for their effect on the outcome, which is already effectively determined, but because they are the first time many of these families have the floor.
The Women This Case Is About
These are the seven women covered by Rex Heuermann’s guilty plea. They were not statistics. They were people with names and lives and people who loved them.
Melissa Barthelemy — known to her family and friends; her disappearance in 2009 led her sister to make desperate phone calls that investigators later traced.
Megan Waterman — 22 years old when she disappeared in 2010, a mother. Her family waited more than a decade.
Amber Costello — disappeared in 2010. Her remains were among the first found in December of that year, when a search for another missing woman led officers to the brush along Ocean Parkway.
Maureen Brainard-Barnes — disappeared in 2007. A mother. Among the first identified from the Gilgo Beach remains.
Sandra Costilla — her remains were recovered from a location separate from the main Gilgo Beach cluster, along Ocean Parkway. She had been missing since 1993.
Jessica Taylor — disappeared in 2003. Partial remains were recovered in two separate locations.
Valerie Mack — also known as Jane Doe No. 4 for years before she was identified. She had been missing since approximately 2000.
Their families sat in that courtroom on April 8 as Heuermann spoke. Some wept. They have waited a very long time.
What to Watch on June 17
- Impact statements: family members of the victims are expected to speak. Their statements will be the emotional record of this sentencing.
- Whether the expected sentence is imposed exactly as structured: no indication exists of any deviation, but the formal imposition is the record.
- Heuermann’s FBI cooperation: investigators have said the behavioral analysis cooperation is meaningful — any indication of progress on that front may surface in court filings or statements.
- Jane Doe No. 6: this case remains open. The sentencing will not resolve it, but watch for any comment from prosecutors on its status.
Frequently Asked Questions
When is Rex Heuermann being sentenced? June 17, 2026, in Suffolk County Court, Long Island, New York.
What did Rex Heuermann plead guilty to? Seven counts of murder — three in the first degree and four in the second degree — covering the killings of seven women between 1993 and 2010. He also admitted in open court to killing an eighth woman, Karen Vergata, who was not charged under the plea agreement.
Will Rex Heuermann get the death penalty? No. New York State does not have the death penalty. The expected sentence is multiple consecutive life terms without the possibility of parole.
Are there other victims or charges still pending? Yes. The victim known as Jane Doe No. 6 has not been charged. Investigators have not publicly closed that matter, and Heuermann’s cooperation agreement with the FBI may be relevant to ongoing work.
Sources
- CBS News New York — Rex Heuermann pleads guilty to murdering 7 women
- NBC News — Rex Heuermann admits killing 8 women in the Gilgo Beach serial slayings
- Washington Post — Rex Heuermann pleads guilty, April 8, 2026
- PBS NewsHour — 3 things to know about the Gilgo Beach killings case
The women remembered here deserve more than a byline. If you want to go deeper on this case, the full case dossier is available here — free.
If you need support. 988 Suicide & Crisis Lifeline (call or text 988) · National Domestic Violence Hotline 1-800-799-7233 (text START to 88788) · RAINN 1-800-656-HOPE (4673).