Northern Territory police are investigating after a woman was found dead at a home in Darwin's northern suburbs.

Police say the 33-year-old's body was found at a house in Millner on Sunday morning.

In a statement issued on Sunday afternoon, police said detectives from the major crime unit were investigating but that no further information was available.

Detectives were seen door-knocking around the home on the corner of Levi and Solomon Streets on Sunday afternoon.

Police tape cordoned off the one-storey home, where a crime scene remained in place.