At least 10 people were transported to nearby hospitals with varying degrees of injuries, four of whom are in critical condition, New York Mayor Zohran Mamdani said during a news conference, Xinhua reported.
About 250 firefighters are working at the scene, Mamdani added.
The New York City Fire Department said it received reports of people trapped at around 4:00 pm (2100 GMT) following the building's collapse at the edge of a construction site in the Flatbush neighborhood of Brooklyn.