The actor was found having passed away earlier today at around 8:00am at One Columbus Place, police sources told The New York Post and ABC News.
The sources said her death is not being investigated as suspicious and it’s currently believed the 39-year-old died of natural causes.
An autopsy is expected to take place to determine the cause and manner of Trachtenberg’s passing.
LADbible Group has contacted NYPD and Michelle Trachtenberg’s representatives for comment.
Trachtenberg had her acting debut at the young age of three, appearing in Nickelodeon television series Adventures of Pete and Pete which aired from 1994 to 1996.
She appeared in several Nickelodeon productions before going on to star in 2004 release Eurotrip and later rose to fame for her roles in Gossip Girl and Buffy the Vampire Slayer.
In the CW TV show Trachtenberg portrayed the role of Georgina Sparks and in the supernatural drama she took on the role of the titular character’s younger sister, Summer.
The role in the latter saw her nominated for three Saturn Awards and win a Young Artist Award.
Trachtenberg also voiceed the character of Judy Reilly in American adult animated comedy series Human Kind Of that premiered on Facebook Watch and starred in movies such as 2005’s Ice Princess and appeared in 17 Again (2009) alongside Zac Efron.
And fans of the star have flooded to social media to pay tribute and commemorate her.
One Twitter user said: “RIP Georgina. What a legendary role.”
“39? That’s crazy. Such a beautiful and talented actress,” another added.
An Instagram user commented on Trachtenberg’s last Instagram post shared one week ago of her at a red carpet event.
The user wrote: “Rest in peace Michelle you crafted so many characters that many of us were connected to. You captivated us with unique stories. Thank you for sharing your life & talent with us. You’ll be missed big hugs to your family & friends. Although we’ll all miss you, we know their lives will be forever changed we’re so sorry for their loss and sending extra love to them at this time.”
And another resolved: “She was so young!!! Rest in peace we loved your movies growing up Ice Princess, 17 Again, Harriet The Spy.”
Her Gossip Girl co-star Ed Westwick has also reacted to the news. Writing on his story, the British actor said: “So sad to hear of the passing of @michelletrachtenberg sending prayers,” accompanied with a prayer emoji and a white heart.
