Five people have been killed in a car crash in Kakadu National Park.

Key points: The vehicle rolled and crashed into trees about 60 kilometres west of Jabiru

The vehicle rolled and crashed into trees about 60 kilometres west of Jabiru Jabiru Police were the first emergency responders on the scene and found five people dead on arrival

Jabiru Police were the first emergency responders on the scene and found five people dead on arrival Police are working to identify those killed

The crash happened about 60 kilometres west of Jabiru on the Arnhem Highway in the Northern Territory.

NT Police said they were notified of the crash at about 9:50am, and major crash investigators had been at the scene since this morning.

A NT Police spokesperson said Jabiru Police were the first on the scene and found a vehicle that had left the road, rolled and crashed into trees.

"Tragically, five persons were found deceased upon arrival," police said.

The crash happened about 60 kilometres west of Jabiru. ( ABC News )

They said investigators were working to establish the identities of those killed.

The sides of the vehicle were torn off in the single vehicle rollover. Pieces of the car remained strewn across the crash site as major crash investigators sifted through the wreckage.

The Arnhem Highway remained closed on Monday afternoon and no traffic has been allowed to pass.

Some drivers have been waiting for hours, including tourists, workers and Indigenous groups trying to get a Northern Land Council meeting.

The 2019 Northern Territory road toll now stands at 28 compared to 47 this time last year.