Leslie Massey
Australia, officially the Commonwealth of Australia, is a country comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands. It has a total area of 7,688,287 km2, making it the sixth-largest country in the world and the largest in Oceania.
| Characteristics | Values |
|---|---|
| Size of Australia | 7,692,024 square kilometers |
| World Ranking | 6th largest country |
| Land Area | 7,617,930 square kilometers |
| Water Area | 74,094 square kilometers |
| Coastline Length | 35,877 kilometers |
| Latitude | 10° S to 44° S |
| Longitude | 113° E to 154° E |
| Average Width | 3,860 kilometers |
| Maximum Width | 4,100 kilometers |
| Minimum Width | 1,886 kilometers |
| Average Length | 3,200 kilometers |
| Maximum Length | 4,000 kilometers |
| Population | 26 million (as of 2022) |
| Population Density | 3.4 people per square kilometer |
| Capital City | Canberra |
| States and Territories | 6 states and 2 territories |
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What You'll Learn
Australia's size in the global context
Australia, officially the Commonwealth of Australia, is a country comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands. It has a total area of 7,688,287 km2 (2,968,464 sq mi), making it the sixth-largest country in the world and the largest in Oceania.
Australia's size gives it a wide variety of landscapes and climates, including coral reefs, ancient rainforests, snow-capped mountains, grasslands, heathlands, woodlands, and deserts in the interior and tropical rainforests along the coast. The country has one of the highest foreign-born populations in the world and a highly urbanized population of almost 28 million, with the majority of people living on the eastern seaboard.
Australia's size also influences its economy and environment. The country has a highly developed economy and one of the highest per capita incomes globally, driven by industries such as mining, agriculture, and services. Its abundant natural resources and well-developed international trade relations are crucial to its economy. However, Australia faces challenges in balancing economic growth with environmental preservation, especially in managing its unique wildlife and protecting its fragile ecosystems and endangered species.
In terms of global influence, Australia is a middle power with the world's thirteenth-highest military expenditure. It is a member of several international groups, including the United Nations, the G20, the OECD, the World Trade Organization, and the Pacific Islands Forum. Its size and geography have also played a role in its history, with British colonisation beginning in 1788 and the country gaining increasing autonomy over time, eventually becoming a federal parliamentary democracy and constitutional monarchy.
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The diversity of landscapes
Australia is a vast country with a total land area of approximately 7.69 million square kilometers. To put that into perspective, it is the sixth-largest country in the world, and its size is often comparable to that of the continental United States. Despite its large land mass, most of the population is concentrated along the coastal regions, specifically the east coast. This leaves much of the country's interior regions sparsely populated, which also contributes to the varied and unique landscapes that Australia has to offer.
In contrast to the arid Outback, Australia is also home to lush rainforests, some of which are World Heritage-listed. These ancient forests, such as the Daintree Rainforest in Queensland, are millions of years old and boast an incredible diversity of plant and animal life. Towering trees, vibrant ferns, and unique wildlife, including colorful birds and reptiles, make these rainforests a nature lover's paradise. The Great Barrier Reef, another World Heritage site, lies just off the Queensland coast and is the world's largest coral reef system, offering a stunning underwater landscape of colorful corals and marine life.
Australia's coastline stretches for over 35,000 kilometers and boasts some of the most beautiful beaches in the world. From the iconic surf beaches of the Gold Coast to the pristine white sands of Whitsunday Island and the dramatic coastal cliffs of the Great Ocean Road, Australia's coastal landscapes are diverse and breathtaking. The country also boasts several mountain ranges, including the Australian Alps, which span across several states and offer snow-capped peaks during winter, as well as popular hiking trails and scenic lookouts.
The diverse landscapes of Australia are a result of its complex geological history and varying climate zones. The country has experienced everything from volcanic activity to ice ages, and its climate varies from tropical in the north to temperate in the south. These factors have shaped the land, resulting in the diverse and unique environments that Australia is known for today. Whether it's the red sands of the Outback, the lush greenery of the rainforests, or the vibrant coral reefs, Australia's landscapes never cease to inspire and amaze.
Overall, Australia's size and geographical diversity offer a wealth of natural wonders and landscapes to explore and discover. From the remote and rugged Outback to the vibrant coastal regions and everything in between, there is an incredible variety of terrain and natural beauty to be found across this vast country. This diversity of landscapes is a key part of what makes Australia such a unique and captivating destination.
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The coastline
Australia has a coastline that stretches over 35,877 kilometres, encompassing a diverse range of landscapes and ecosystems. The Australian coast is a dynamic and ever-changing environment, shaped by the constant interplay between the land and the sea. It is a place of remarkable beauty, offering a unique blend of rugged cliffs, pristine beaches, and vibrant marine life. The coastline plays a crucial role in shaping Australia's identity and has long been a source of inspiration, leisure, and economic activity for its people.
The length of Australia's coastline is a matter of definition and perspective. Measured as a straight-line distance, it stretches approximately 15,716 kilometres from the northern tip of Queensland to the south coast of Tasmania. However, this distance does not capture the intricate details and complexities of the coast. The coastline's actual length, taking into account its nooks, crannies, and indentations, is estimated to be over double that number, totaling about 35,877 kilometres. This longer measurement considers the countless bays, peninsulas, and islands that dot Australia's vast coastal frontier, contributing to its rich maritime character.
The Australian coast is characterized by a diverse range of geological features, including rocky headlands, sandy beaches, and mangrove forests. The Great Barrier Reef, stretching over 2,300 kilometres along the northeast coast, is one of the most renowned features, renowned for its vibrant coral ecosystems and diverse marine life. The reef not only contributes to the coastline's beauty but also serves as a vital habitat and breeding ground for numerous species, making it a significant ecological asset. Along the southern coast, the dramatic cliffs and rock formations of the Great Australian Bight provide a stark contrast to the reef, showcasing the diverse geological history and processes that have shaped the continent over millennia.
Australia's coastline has played a significant role in the country's history and continues to be a central aspect of Australian life and culture. It has been a source of sustenance and livelihood for Indigenous Australians for thousands of years, with many traditional practices and beliefs centred around the sea. European settlement brought new industries and activities to the coast, including fishing, whaling, and maritime trade. Today, the Australian coast is a hub of recreational and economic activity, with surfing, swimming, boating, and beach culture deeply ingrained in the Australian way of life. The coastline also supports vital industries such as tourism, fisheries, and maritime trade, contributing significantly to the country's economy.
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The population distribution
Australia has a land area of 7,688,287 square kilometres (km2), making it the sixth-largest country in the world. It is the smallest continental land mass but the largest island. Australia's population of almost 28 million is highly urbanised and heavily concentrated on the eastern seaboard. Its two most populous cities, Sydney and Melbourne, each have a population of more than five million.
Australia's population is diverse, with one of the world's highest foreign-born populations. The country's geography is extremely varied, ranging from snow-capped mountains to large deserts, tropical and temperate forests, grasslands, heathlands, and woodlands. The population distribution reflects this diversity, with a range of different cultural, economic, and social characteristics across the country.
The country's geography plays a significant role in shaping population distribution. Australia's mainland can be divided into four major landform regions: the Coastal Plains, the Eastern Highlands, the Central Lowlands, and the Western Plateau. The Coastal Plains, which include the northern and upper eastern regions, have a subtropical to equatorial climate with no winter and very hot summers. This area is home to a diverse range of cultures and communities, including Aboriginal Australians, who have a long history in the region.
The Eastern Highlands region, including the Australian Alps, offers a contrast to the Coastal Plains with its snow-capped mountains and temperate forests. This region experiences mild to warm summers and cold winters, attracting outdoor enthusiasts and winter sports enthusiasts. The Central Lowlands, on the other hand, encompass the vast deserts that cover approximately 18% of Australia's mainland, or around 1,371,000 km2. This region's arid climate and remote locations present unique challenges for population distribution, with sparse settlements and remote communities.
The Western Plateau, influenced by ocean currents like the Leeuwin Current, has a varied climate with mild to warm summers and mild winters. This region experiences some of the country's highest humidity levels. Population centres in this region tend to be more spread out, with a mix of urban and rural communities. Additionally, Australia has thousands of minor islands, including Tasmania, spread over the Pacific, Indian, and Southern Oceans, contributing to the diversity of its population distribution.
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The climate
Australia is the planet's sixth-largest country, with a total area of 7,688,287 square kilometres (2,968,464 square miles). It accounts for just 5% of the world's land area and is the smallest continental land mass, despite being the world's largest island.
Australia has a wide variety of climates due to its large geographical size. The country can be divided into six distinct climate groups: equatorial, tropical, subtropical, desert, grassland, and temperate. The northern part of the country has a tropical climate, varying between grasslands and desert. The tropical regions have distinct wet and dry seasons, with the dry season lasting about six months, usually between April and October. The wet season occurs between November and March and is hotter than the dry season, with temperatures often exceeding 30°C and high humidity.
The Temperate zone occupies the coastal regions of New South Wales, Victoria, Tasmania, and most of South Australia. Four seasons are apparent in this area, with summer lasting from December to February, autumn from March to May, winter from June to August, and spring from September to November. The southern outback is generally dry and sunny all year round.
The Australian Capital Territory, including Canberra, has warm, dry summers with cool nights and some thunderstorms. Winters are cool to cold, with heavy frosts and radiation fog. The lowest temperature recorded in the ACT was −14.6 °C (5.7 °F) at Gudgenby on 11 July 1971.
The Northern Territory has two distinctive climate zones. The northern end, including Darwin, has a tropical savannah climate with high humidity and two seasons: the wet (October to April) and the dry (May to September). The lower southwestern and eastern Coastal Plains and Tasmania are characterised by their predominantly temperate climate, with mild to warm summers and cold winters, and high humidity.
Overall, Australia holds many heat-related records, including the continent with the hottest extended region year-round, the areas with the hottest summer climate, and the highest sunshine duration.
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Frequently asked questions
Australia has a total area of 7,688,287 km2 (2,968,464 sq mi).
Australia is the sixth-largest country in the world after Russia, Canada, China, the USA, and Brazil.
Australia accounts for just 5% of the world's land area of 149,450,000 km2.
Yes, Australia is the smallest continental land mass.
