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Dalia Alvarenga Missing Person Case

Last seen in Brentwood, New York on Jan 02, 2011

Victim Details

Created

Aug 15, 2013

Case Added

Apr 18, 2024

Firstname

Dalia

Lastname

Alvarenga

Current Age

Age At Disappearance

Height

60 inches

Height To

62 inches

Weight

140 lbs

Ethnicity

White / Caucasian

Gender

Female

CaseIsResolved

On a winter day in Brentwood, New York, 16-year-old Dalia Alvarenga vanished. It was January 2, 2011, when the teenager reportedly left her home with the intention of meeting a boyfriend who remains unknown. She has not been seen or heard from since that day. Dalia is described as a Hispanic female with both brown hair and brown eyes. At the time of her disappearance, she was between 5 feet and 5 feet 2 inches tall and weighed approximately 140 pounds. The Suffolk County Police Department opened an investigation into her disappearance the day after she was last seen, but years have passed without any significant developments in her case. The circumstances surrounding Dalia's disappearance remain sparse. The primary detail that has been shared is that she left her residence to be with an unidentified boyfriend. This lack of information has made the investigation particularly challenging for law enforcement. Over a decade has passed, and there have been no major breakthroughs or reported leads to indicate what might have happened to the teenager after she walked out of her home. Her case is one of many that has left a family and community searching for answers and hoping for a resolution that has yet to come. Dalia's case remains an open and active missing person investigation with the Suffolk County Police Department. With very few details to go on, the passage of time has made the search for answers increasingly difficult. The narrative of a young girl leaving to meet an unknown individual has left much to speculation, but without any concrete evidence, her whereabouts and what transpired after she left home are still a mystery. The case serves as a somber reminder of the many individuals who disappear without a trace, leaving behind unanswered questions and a void in the lives of those who knew them.

Last Seen

Jan 02, 2011

City

Brentwood

State

New York

County

Suffolk County

Agency ID

22760

Agency Name

Suffolk County Police Department

Agency City

Yaphank

Agency State

New York

Agency County

Suffolk County

Agency Zip Code

11980

Agency Contact

Mark Pulaski

Contact Job Title

D/Sgt.

Agency Address

30 Yaphank Ave, New York

Agency Phone

6318526110

Agency Jurisdiction

Local

Agency Type

Law Enforcement

Agency Case #

11-4023

Agency Report Date

2011-01-03

Primary Agency

Suffolk County Police Department

Hair Color

Brown

Left Eye Color

Brown

Right Eye Color

Brown

Last Updated

09/06/2026

Area Last Seen:

Case Description

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Dalia Alvarenga, 16, was last seen on January 2, 2011, in Brentwood, New York. She left her home that day, reportedly to meet an unknown boyfriend, and has not been seen since. Dalia is described as a Hispanic female with brown hair, standing around 5 feet tall and weighing approximately 140 pounds. Her case remains open, with no major developments reported over the years. Authorities continue to seek any information that could lead to answers regarding her disappearance.
Last Seen: Jan 02, 2011