A crime scene remains in place in South Street
The victim was attacked in South Street at around 4.10am on Sunday, 30 October.
Paramedics treated him at the scene before rushing him to hospital. Police say they are still waiting for an update on his condition.
A crime scene remains in place next to Romford station.
Detectives are investigating the incident but no arrests have been made.
Anyone with information about the stabbing is asked to call police on 101 quoting CAD 1518/30Oct.
To remain anonymous contact the independent charity Crimestoppers on 0800 555 111.
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Tags: Romford, Havering, Stabbing