The incident happened in a garage that was converted into a makeshift event space with DJ and bar.
Shots were fired inside and outside the makeshift lounge at around 4 a.m. on Flushing Avenue in Williamsburg.
Police say a 23-year-old woman was inside the apartment with a gunshot wound to her leg, while the other four victims had wounds to either their leg or ankle.
NYPD says shooting that wounded 5 happened at Brooklyn 'pop-up party'
The victims were rushed to Woodhull Hospital for treatment of non-life-threatening injuries.
Authorities say so far there have been no arrests and no word on the search for suspects.
They're asking anyone with information to contact them.
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