List of Top 7 Longest Rivers in Australia

Last Updated: Mar 21, 2026, 13:04 IST

The Murray, Darling, and Murrumbidgee are the longest rivers in Australia. They are especially important in the country’s dry landscape, supporting major farming areas, local communities, and many different plants and animals.

Longest Rivers in Australia
Longest Rivers in Australia

Longest Rivers in Australia: Australia's rivers are vital to its unique, arid landscape. They carry water from mountain ranges to inland plains and out to sea, forming natural pathways. These rivers support a wide range of plants and animals, including well-known species like the platypus and Murray cod.

They also supply water for nearly half of Australia's crops and provide drinking water for millions of people. In this article, we'll take a look at the longest rivers in Australia and the vital roles they play.

ALSO READ: List of 10 Longest Rivers in the World

List of 7 Longest Rivers in Australia

Australia's rivers play a vital role in its distinctive, dry landscape. They carry water from mountain ranges down to the wide inland plains, helping to support the country's rich biodiversity and supplying water for almost half of its agriculture. Here is the list of Australia's longest rivers:

S. no. River States/Territories Length (km)
1 River Murray New South Wales, Victoria, South Australia 2,508
2 Darling River New South Wales, Queensland 1,545
3 Murrumbidgee River New South Wales, Australian Capital Territory 1,485
4 Lachlan River New South Wales 1,339
5 Cooper Creek Queensland, South Australia 1,113
6 Flinders River Queensland 1,004
7 Diamantina River Queensland, South Australia 941

1. The Murray River

Murray River | History, Facts, Map, & Length | Britannica

Source: Britannica

  • Starts From: The Australian Alps (near Mount Kosciuszko), New South Wales.
  • Length: Approximately 1,558 miles (2,508 km).
  • Width: Varies from narrow mountain streams to over 330 feet (100 metres) in its lower reaches.
  • Flows Through: New South Wales, Victoria, and South Australia.
  • Drains In: The Southern Ocean (at Lake Alexandrina).
  • Also Known As: The "Millewa" (by the Ngarrindjeri people) or the "Food Bowl of Australia".

The Murray is the longest river in Australia. It starts in the Australian Alps and ends at the Southern Ocean. The river marks the border between New South Wales and Victoria, and it provides water for farming, homes, and many native animals.

2. The Murrumbidgee River

Murrumbidgee River | Murray-Darling Basin, Wetlands, Irrigation, Map |  Britannica

Source: Britannica

  • Starts From: The confluence of the Barwon and Culgoa rivers, New South Wales.
  • Length: Approximately 960 miles (1,545 km) from the confluence point.
  • Width: Mostly narrow and winding; can be less than 150 feet wide during dry periods.
  • Flows Through: Queensland and New South Wales.
  • Drains In: The River Murray (at Wentworth, New South Wales).
  • Also Known As: "Baaka" or "Barka" (by the Baakantji people) and the "Great Waterway of the Outback".

The name Murrumbidgee means "big water" in the Wiradjuri language. This river is a major tributary of the Murray and flows through the Australian Capital Territory and New South Wales. It is well known for its beautiful wetlands and for helping support the productive Riverina farming region.

IN CASE YOU MISSED: List of 10 Longest Rivers in Asia and Their Origin Point

3. The Darling River

Darling River | Australia, Map, Length, Location, & Facts | Britannica

Source: Britannica

  • Starts From: The Fiery Range of the Australian Alps, New South Wales.
  • Length: Approximately 923 miles (1,485 km).
  • Width: Generally ranges between 160 and 320 feet in its main channel.
  • Flows Through: New South Wales and the Australian Capital Territory.
  • Drains In: The River Murray (near Boundary Bend).
  • Also Known As: "Big Water" or "Track of the Big Water" in the Wiradjuri language.

The Darling River is an important waterway that runs through the outback of New South Wales. It is the third-longest river in Australia and meets the Murray at Wentworth. Even though its flow is sometimes unpredictable, it is still vital for inland communities and farms.

What Are The 10 Largest Rivers In Australia?

Most of Australia's largest rivers are in the Murray-Darling Basin, such as the River Murray, Murrumbidgee, and Darling. Other important rivers include the Lachlan, Warrego, Cooper Creek, and Paroo.

The Flinders, Diamantina, and Gascoyne in Western Australia also rank among the top ten. These rivers play a key role in supporting agriculture, especially in the southeast, by supplying water for farms and local communities.

How Many Main Rivers Are There In Australia?

Australia has hundreds of waterways, but there are about 12 main drainage divisions. These divisions include around 246 main river basins. The largest is the Murray-Darling Basin, which works as one large system. Other important rivers are the Ord, Fitzroy, and Burdekin. Since Australia is the driest inhabited continent, many of these main rivers only flow strongly after heavy tropical rains.

What Are The 5 Rivers In Australia?

When people talk about the "top 5" rivers, they usually mean the longest rivers that help feed the country. These are the River Murray, the Darling River, the Murrumbidgee River, the Lachlan River, and Cooper Creek. These rivers are well known for traversing vast stretches of the Outback and the Great Dividing Range.

What Are The Seven Main Rivers In Australia?

Darling River - Wikipedia

Source: Wikipedia | Darling River

Australia’s seven main rivers, the Murray, Darling, Murrumbidgee, Lachlan, Cooper Creek, Flinders, and Diamantina, play a key role in the country’s geography and economy. They provide much of the nation’s freshwater, support unique ecosystems, and help people live in the dry inland areas.

WHAT'S NEXT: Which is the Longest River in Europe? List of 10 Europe's Longest Rivers

Kriti Barua
Kriti Barua

Executive Content Writer

Kriti Barua is a skilled content writer with 4+ years of experience in creating clear, engaging, and informative content. She began her writing journey as a Creative Writer Intern at Wordloom Ventures. She holds a BA degree from Delhi University and has completed a one-year diploma in TV Production and Journalism, which adds depth to her research and reporting style.

Kriti has worked across brand writing, marketing content, and digital media, building strong expertise in articles that connect with readers and perform well online. At Jagran New Media, she writes for the GK section, covering national news, international stories, and query-based articles that answer what people actively search for. Her work focuses on easy language, reliable information, strong keywords, and reader-friendly storytelling, making her content both helpful and search-friendly.

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First Published: Mar 21, 2026, 13:04 IST

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