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Case Description

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Summary based on the NamUs case record (MP112789) and 7 other sources
In the quiet community of Nutley, New Jersey, the uncharacteristic actions of 16-year-old Derek Estrella on October 27, 2023, marked the beginning of a distressing mystery. A student at Nutley High School, Derek left the school grounds during his lunch break and did not return, an act that immediately triggered concern among school officials and his foster family. The last confirmed sighting of the young man was later that day, not in his hometown, but across state lines in New York City. Surveillance footage captured him at 5:11 p.m. at the New York Public Library on 5th Avenue in Manhattan. He was not alone; with him were his biological mother, Michelle Durkin, and her twin sister, Nicole Durkin.

The circumstances surrounding Derek's disappearance are complex, intertwined with his family dynamics and situation in foster care. Authorities have suggested that his departure may have been a deliberate act to avoid an upcoming change in his foster care placement. It is believed that his mother and aunt were actively assisting him in this effort, as evidenced by their presence with him in the library's surveillance video. At the time he went missing, Derek was described as a white male, standing 5 feet 8 inches tall and weighing around 134 pounds, with brown eyes and long brown hair. He was last seen wearing glasses, a black hooded sweatshirt, black sweatpants with a silver or white stripe, red sneakers, and carrying a black backpack.

The search for Derek has been a collaborative effort, with the Nutley Police Department working alongside the New Jersey State Police Missing Persons and Human Trafficking Unit. Law enforcement has circulated descriptions not only of Derek but also of his mother and aunt. Michelle Durkin was last seen wearing glasses, a black t-shirt, black or grey pants, and black sneakers, while Nicole Durkin was seen in a white shirt. The case has remained open, and despite the passage of time, there have been no confirmed sightings or significant leads to indicate his current whereabouts. This has left his family, foster family, and the wider community holding onto hope for his safe return. The investigation underscores the intricate and challenging nature of missing persons cases, particularly those involving minors and complicated family situations, as the urgent search for answers continues.

Last Seen: Oct 27, 2023

Possible Unidentified Matches (1)

Unidentified remains cases whose details are consistent with this person, ranked by how closely they compare. Fields that are unknown in either case are left out of the score.

75%Possible
John Doe — Lansdowne, Pennsylvania
UP149401 • Found Aug 14, 2025
View case
Sex ✓Male
Age 60%Est. 18–100 vs 16 when missing
Race 100%White
Location 78%88 mi away
TimingFound 22 months after last seen
Height 100%5'3"–5'6" vs 5'7"
Weight 100%131 lb vs 130 lb
Hair 100%Brown vs Brown

These comparisons are generated automatically from public NamUs case data and are not confirmed identifications. Only DNA, dental or fingerprint comparison by investigators can confirm an identity. If you believe two cases are connected, contact the agency handling the unidentified case.