history | January 09, 2026

20/20: Who Is Liam McAtasney From New Jersey, Where Is He Now? Jail Sentence -In Details

Liam McAtasney from New Jersey had set a timer before killing his former classmate Sarah Stern in 2019.

A recent episode of 20/20 chronicles how Liam McAtasney murdered his old friend. Also, a similar story was featured in Dateline‘s The Betrayal of Sarah Stern.

Initially, the authorities were bound to believe that the victim had committed suicide. But, a smart investigation proved that she was murdered.

20/20: Who Is Liam McAtasney From New Jersey?

20/20 features Liam McAtasney from New Jersey who was childhood friends with Sarah Stern.

Reportedly, he was just 19 years old when he committed a horrible crime. Multiple sources claim that he had planned to kill Sarah for nearly six months.

In December 2016, Sarah was reported missing from Neptune City, New Jersey. When investigators questioned him, he told them that she was trying to get away.

According to The Cinemaholic, Liam confessed to the officers that she was moving to Canada. Furthermore, he cited issues with her father and claimed that she was suicidal before.

In February 2017, he pleaded guilty to Sarah’s murder. Reportedly, he was captured in a chilling video where he confirmed that he was the one who killed the innocent teenager.

Show Biz Corner has learned that Liam got help from Preston Taylor, Sarah’s prom date. The two threw her off the Belmar bridge.

But, they left her car on the scene so that the case would look suicidal. Moreover, Liam and Preston helped the others in the search to not seem suspicious.

Learn About Sarah Stern Murder Case Update

Anthony Curry helped solve the murder of Sarah Stern as he placed a hidden camera on Liam McAtasney’s car.

Reportedly, Daily Mail confirms that Liam had shared his murder plan to Anthony on Thanksgiving in 2016. Initially, he hadn’t thought much about the conversation but when Sarah appeared missing, he got worried.

Show Biz Corner can confirm that Anthony had attended the same high school as Liam and Sarah. In court, he confirmed that the murderer’s plan was to take the victim’s money and bury it somewhere.

Moreover, Liam first strangled Sarah to death. Then, he was assisted by Preston who drove her vehicle, and the two left the key in the ignition so that her demise would seem suicidal.

At first, Liam thought he would steal nearly $50 thousand to $100 thousand. But, Sarah had just $10 thousand she had stolen from her deceased mother’s safe.

Liam McAtasney Jail Sentence Details Revealed

Where Is Liam McAtasney Now?

In 2022, he is 24 years of age. Although his lawyer had filed an appeal, the court immediately dismissed it.