A 15-year-old boy was stabbed in the chest following an altercation near his Queens high school Monday, police and law enforcement sources said.

The teen was knifed around 2:45 p.m. outside August Martin High School at 156-10 Baisley Boulevard in South Jamaica, cops said.  

The stabbing occurred after the victim got into a dispute with someone a block from the school following dismissal, according to law enforcement sources.

He was taken to Jamaica Hospital in stable condition.

No arrests were made by late Monday night. 

Additional reporting by David Propper