Police are making inquiries after a 19-year-old woman was reported missing by her family in Upper Hutt.

Maia Johnston left a family address in Totara Park, Upper Hutt, at around 8.30pm on Saturday night to go for a walk and has not been seen since, authorities say.

"Maia’s family are concerned about her well-being and are anxious to locate her. The photo of Maia attached to this release was taken yesterday and shows the clothing she was last seen wearing," police said.

Police were asking for anyone in the vicinity of Harcourt Park and Brown Owl, as well as those in Totara Park, to review their CCTV for any sightings of Maia after 8.15pm on Saturday night.

"We believe that Maia was wearing a black cardigan or light top, short shorts, and black and white converse shoes."

People with information are urged to call 105, citing file number 241222/0237.