A woman is being treated at Royal Darwin Hospital after being assaulted by a group of people she knew near the Woolworths supermarket in Darwin city on Thursday night, NT Police said.

Police director of communications Mark Wilton said that about 10:30pm, a 31-year-old woman was assaulted with a blunt weapon by the group near the supermarket on Cavenagh Street.

“The female suffered serious but non-life-threatening injuries and is receiving treatment at Royal Darwin Hospital,” Mr Wilton said.

He said a 32-year-old woman, a 30-year-old woman and a 24-year-old man had been arrested and remained in custody while the Serious Crime Squad investigated.

Police are looking for any witnesses or anyone with footage, such as dashcam footage, from the area to call 131 444 (quote reference NTP2600078327) or make an anonymous tip by calling Crime Stoppers on 1800 333 000.