
Indonesia and Australia are two large island nations with vastly different populations. Indonesia has a population of approximately 277.3 million people, while Australia's population is around 25 million, making Indonesia's population roughly 11 times larger. In terms of land area, Australia is about 306% larger than Indonesia, with Australia covering approximately 7,741,220 sq km and Indonesia covering approximately 1,904,569 sq km.
| Characteristics | Values |
|---|---|
| Population of Indonesia | ~277.3 million people |
| Population of Australia | 26,316,000 |
| Indonesia's population compared to Australia's | Indonesia's population is just over 11 times larger than Australia's |
| Surface Area of Indonesia | 1,916,907 sq km |
| Surface Area of Australia | 7,741,220 sq km |
| Australia is larger than Indonesia by | 306% |
| Capital of Indonesia | Jakarta |
| Capital of Australia | Canberra |
| Religion in Indonesia | Mostly Islam |
| Religion in Australia | Mostly Christianity |
| Indonesia's rank on the Human Development Index | 121 out of 185, with a HDI of 0.629 in 2012 |
| Australia's rank on the Human Development Index | Second only to Norway, with an HDI of 0.938 |
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What You'll Learn

Indonesia's population is 11 times larger than Australia's
Indonesia and Australia are two neighbouring countries with significantly different population sizes. As of 2023, Indonesia's population stands at approximately 275 million people, while Australia's population is around 25 million. This means that Indonesia's population is about 11 times larger than that of Australia. This vast difference in population size has important implications for various aspects of social, economic, and political life in the two countries.
Starting with geography and demographics, Indonesia, the world's largest archipelago, comprises more than 17,000 islands, spanning a massive area close to the size of the United States. In contrast, Australia is the planet's sixth-largest country by area, occupying the entire continent of Australia. Despite Australia's vast land area, its population is heavily concentrated along coastal regions, particularly in major cities like Sydney and Melbourne. Indonesia's population, on the other hand, is more evenly distributed across its numerous islands, with high population densities in Java, the world's most populous island, and in urban centres like Jakarta and Surabaya.
The population disparity between the two countries has profound implications for their economies and labour markets. Indonesia, with its much larger population, boasts a vast domestic market and an abundant supply of labour, driving its dynamic and diverse economy. This market size and labour force have been key factors in attracting foreign investment and fostering the growth of various industries, from manufacturing to services. Australia, despite having a smaller population, enjoys a high-income economy, benefiting from abundant natural resources and a highly skilled workforce. Its smaller population also contributes to a generally higher standard of living and quality of life for its citizens.
Social and cultural life in the two countries also reflect the influences of their population sizes. Indonesia's immense population and diverse ethnic and cultural backgrounds give rise to a rich tapestry of traditions, languages, and artistic expressions. This diversity has fostered a vibrant cultural industry, with Indonesian music, cinema, and literature gaining recognition both regionally and globally. Australia, with its smaller and more homogeneous population, has also developed a distinct cultural identity, known for its strong sporting culture, vibrant arts scene, and a society that values equality, diversity, and a fair go for all.
The population difference also extends to the political realm, influencing each country's role and influence in the region and globally. Indonesia, with its vast population, is a key player in the Association of Southeast Asian Nations (ASEAN) and has growing clout in the G20. Its large population gives it a significant voice in regional affairs and contributes to its rising status as a regional power. Australia, while a significant player in the Asia-Pacific region, has a more limited population-driven influence on global affairs. Its diplomatic and strategic engagements are shaped by its population size and geographic position as a stable, democratic nation in the southern hemisphere.
Finally, sustainability and environmental considerations come into play when considering the future implications of these population sizes. Australia, with its smaller population, generally consumes fewer resources per capita and has a lower environmental impact, although its high carbon emissions per capita due to a heavy reliance on fossil fuels remain a concern. Indonesia, with its rapidly growing population, faces challenges in ensuring sustainable resource use, particularly in managing deforestation and protecting its rich biodiversity. Addressing these challenges will be crucial for both countries to ensure long-term environmental sustainability and the well-being of their citizens.
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Indonesia's population is 251.2 million more than Australia's
Indonesia's population is approximately 251.2 million more than Australia's. As of 2024, Indonesia has an estimated population of 278,696,000, while Australia's population is around 26,316,000. This means that Indonesia's population is just over 10 times larger than Australia's.
Indonesia's population density is much higher than Australia's, despite Australia being a larger country in terms of area. Indonesia spans an area of approximately 1,904,569 sq km to 1,922,570 sq km, while Australia covers approximately 7,741,220 sq km. This makes Australia around 306% larger than Indonesia in terms of size.
The two countries differ in other ways, too. For example, the capital of Indonesia is Jakarta, while the capital of Australia is Canberra. Indonesia's GDP (PPP) was estimated at $1.237 trillion in 2012, substantially larger than Australia's $986.7 billion. Australia, however, spends more on its military, with $26,158 million spent in 2012 compared to Indonesia's $6,866 million.
Both countries are large island nations with vast coastlines, and they have had strained government relations in the past. Despite their differences in population size and other areas, both Indonesia and Australia are unique and significant countries in their own right, contributing to the diverse landscape of our world.
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Indonesia's population density is 147 people per sq km
Indonesia has a population density of 147 people per sq km. This figure represents a mid-year population count divided by the country's land area. Indonesia's population is estimated to be 278,696,000, while its land area is approximately 1,916,907 sq km or 1,922,570 sq km. This makes Indonesia a large island nation with a vast coastline.
In comparison, Australia has a lower population density. Australia's population is around 25 million or 26 million, with a land area of approximately 7,741,220 sq km or 7,692,024 sq km. This makes Australia 306% larger than Indonesia in terms of land area.
The difference in population density between Indonesia and Australia can be attributed to several factors, including historical, geographical, and cultural variations between the two countries. Indonesia's population is primarily centred on the island of Java, with the capital city of Jakarta being the most populous city in the country. Java has a high population density, with a significant portion of Indonesia's population residing in this region. In contrast, Australia's population is more evenly distributed, with a lower population density in certain regions, such as the vast interior deserts.
Additionally, cultural and historical factors have influenced the population distribution in both countries. Indonesia has experienced rapid urbanization, with many people migrating from rural areas to cities in search of economic opportunities. This has led to the development of densely populated urban centres. In contrast, Australia has a different historical context, with a history of planned immigration and a more controlled urban development, resulting in a more evenly distributed population.
The variation in population density between Indonesia and Australia has implications for various aspects, including infrastructure development, resource allocation, and environmental considerations. Indonesia's higher population density may pose challenges in terms of managing urbanization, providing adequate resources and infrastructure for its growing population, and addressing environmental concerns. On the other hand, Australia's lower population density may present different sets of considerations, such as the need for efficient transportation networks and equitable distribution of resources across a vast land area.
Understanding the population density and its dynamics in Indonesia and Australia is essential for effective policy-making, urban planning, and addressing social, economic, and environmental issues in each country. The differences in population density between the two countries highlight the unique contexts and considerations that must be taken into account when formulating strategies to promote sustainable development and improve the well-being of their respective populations.
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Australia's population density is 3 people per sq km
Australia's population density is approximately 3 people per sq km. In contrast, Indonesia has a population density of around 145 people per sq km. This disparity is due to the vast difference in population and land size between the two countries.
Australia has a population of about 25 million people, while Indonesia's population is estimated to be around 278 million, making Indonesia's population just over 11 times larger than Australia's. In terms of land size, Australia is approximately 7,741,220 sq km, while Indonesia's land area covers roughly 1,916,907 sq km. This makes Australia more than three times larger than Indonesia in terms of territory.
The lower population density in Australia can be attributed to several factors. Firstly, Australia is known for its vast, sparsely populated interior, with a significant proportion of its population concentrated in urban areas along the coastlines. In contrast, Indonesia, an island nation comprising over 17,000 islands, has a higher population density due to its large population spread across numerous islands, resulting in a more evenly distributed population.
Additionally, Australia's geography and climate may also play a role in its lower population density. Much of Australia experiences a hot, arid climate, with large desert regions that are less conducive to human habitation. In contrast, Indonesia, with its tropical climate, experiences high rainfall and has abundant natural resources, making it more suitable for supporting a larger population.
The contrast in population density between Australia and Indonesia highlights the diverse demographic and geographic characteristics of these two island nations in the Asia-Pacific region.
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Indonesia's population is growing
In comparison, Australia's population is significantly smaller, with a current population of around 26 million people. This means that Indonesia's population is more than eleven times larger than Australia's. Despite having a smaller land area, Indonesia's population density is much higher, with approximately 145 people per square kilometre compared to Australia's 3 people per square kilometre.
The disparity in population growth between Indonesia and Australia can be attributed to several factors. Indonesia has consistently had a higher birth rate than Australia, with an average of 16.2 births per 1000 people from 2015 to 2020, compared to Australia's 12.4 births per 1000 people during the same period. Additionally, Indonesia has experienced net positive immigration, with more people immigrating to the country than emigrating from it, further contributing to its population growth.
While Australia has also seen population growth, it has been at a slower rate compared to Indonesia. Australia's lower birth rate and higher life expectancy have resulted in an ageing population, which can impact overall population growth rates. Additionally, Australia's immigration policies and geographic location may contribute to a more stable population size relative to Indonesia.
The implications of Indonesia's growing population are significant. From an economic perspective, a larger population can contribute to increased labour force participation and domestic consumption, driving economic growth. However, it also presents challenges in terms of resource allocation, infrastructure development, and environmental sustainability. Ensuring access to quality education, healthcare, and employment opportunities for a rapidly growing population becomes a critical priority for the Indonesian government.
Indonesia's population growth has far-reaching consequences not only within the country but also in the region and globally. As the country continues to develop and its influence grows, managing this growth sustainably and addressing the associated challenges will be essential for Indonesia's future prosperity and stability.
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Frequently asked questions
Indonesia has a population of around 277.3 million people, whereas Australia's population is around 25 million people. Indonesia's population is approximately 11 times larger than Australia's.
Indonesia has a population density of 144.8 people per square km, while Australia has a population density of 3.2 people per square km.
Indonesia's land area is 1,904,569 sq km, while Australia's is 7,741,220 sq km. Australia is 306% larger than Indonesia.
The capital of Indonesia is Jakarta, and the capital of Australia is Canberra.
Indonesia is predominantly Muslim, whereas Australia is mostly Christian.











































