The wall collapsed on Landscape Avenue into Bruce Avenue and could have potentially crushed the structures below.
Yonkers Police Department, IAFF Local 628 Yonkers Firefighters, and Empress Emergency Medical Scene responded quickly and secured the scene.
A nearby five-story building was evacuated and the American Red Cross assisted displaced residents.
The Yonkers' Police Emergency service sent members from their Department Medical Evacuation Transportation Unit to assist large groups of civilians affected by the retaining wall collapse.
No injuries were reported.
The cause of the collapse is under investigation.
Residents have since been allowed to return to their homes.
----------
* More Northern Suburbs news
* Send us a news tip
* Download the abc7NY app for breaking news alerts
* Follow us on YouTube