A man has died following an alleged stabbing in Broken Hill overnight, with police launching a homicide investigation into the tragic incident.

Emergency services were called to the scene just after 11:50pm on Thursday, 5 June, where they found a man with critical injuries.

Despite efforts from paramedics, the man died at the scene.

Police have cordoned off the area and are conducting a thorough investigation into the circumstances surrounding the death.

Detectives are appealing for any witnesses or anyone with information to come forward.

The incident has shocked the Broken Hill community, with locals expressing concern about the violence in their typically quiet mining town. The victim's identity has not yet been released, pending notification of next of kin.

A crime scene has been established and forensic specialists are examining evidence.

No arrests have been made at this stage, but police say they are following several lines of enquiry.

Anyone with information is urged to contact Crime Stoppers on 1800 333 000.