
Immigration has played a significant role in shaping the religious landscape of Australia. Since the arrival of the First Fleet in 1788, when Christianity (particularly Anglicanism) was the dominant faith, the country has experienced a diverse influx of faiths and spiritual traditions brought by immigrants and refugees from all over the world. This has led to a more multicultural and diverse religious landscape, with the growth of non-Christian religions such as Islam, Buddhism, and Hinduism, as well as a rise in secularism and spiritual practices outside of traditional religious frameworks. While immigration has contributed to the growth of certain religious denominations, it has also been associated with a decline in religious affiliation and a shift towards secularism, with census data showing an increasing number of Australians identifying as having 'no religion'.
| Characteristics | Values |
|---|---|
| Date of first census in Australia | 1911 |
| Percentage of population with no religion in 1911 | 0.2% |
| Percentage of population with no religion in 1966 | 0.8% |
| Percentage of population with no religion in 1971 | 6.7% |
| Percentage of population with no religion in 2016 | 30.1% |
| Percentage of population with no religion in 2021 | 38.9% |
| Largest religious affiliation in Australia | Anglican Church of Australia |
| Largest single religious group in Australia | Catholic Church |
| Percentage of population that identified as Catholic in 2016 | 22.6% |
| Percentage of population that identified as Catholic in 2021 | 20% |
| Number of people who identified as Catholic among migrants between 2016 and 2021 | 191,000 |
| Number of Buddhists in Australia in 2021 | 615,800 |
| Percentage of Muslims in Australia that are Australian-born | 36% |
| Number of people with a religion other than Christianity in Australia in 1971 | 0.1 million |
| Number of people with a religion other than Christianity in Australia in recent times | 1.5 million |
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What You'll Learn
- Immigration has contributed to the growth of Catholicism in Australia
- Multicultural immigration has helped the Catholic Church become the largest single religious group
- Immigration from Asia has contributed to the growth of Buddhism, one of the fastest-growing religions in Australia
- Immigration, religious conversion, and Australia's participation in UN refugee efforts have increased the overall Muslim population
- Immigration has contributed to a decline in religiosity, with some migrants abandoning religion once settled and integrated

Immigration has contributed to the growth of Catholicism in Australia
Immigration has played a significant role in shaping the religious landscape of Australia, a country with a long history of Christian dominance. While there has been a general decline in religious affiliation, with a growing number of Australians identifying as having "no religion", immigration has contributed to the growth of certain Christian denominations, including Catholicism.
Catholicism has been one of the largest Christian denominations in Australia for much of its history. The first Catholic priests arrived in Australia as convicts in 1800, and the Castle Hill Rebellion of 1804 alarmed British authorities, leading them to restrict the entry of additional priests until 1820. Despite this early challenge, the Catholic Church in Australia grew and became well-established, particularly through its education and welfare initiatives.
The Irish have historically been the largest group of Catholic immigrants to Australia. Before World War II, most immigrants to Australia came from the United Kingdom, and the majority of Catholic immigrants during this period were Irish. However, the post-war period saw a diversification of immigration to Australia, with significant numbers of Catholics arriving from Italy, Malta, Lebanon, the Netherlands, Germany, Poland, Croatia, and Hungary. This shift in immigration patterns contributed to the growth of Catholicism in Australia and, by the 1986 census, Catholics outnumbered Anglicans, becoming the country's most populous Christian church.
The multicultural nature of immigration to Australia has continued to benefit the Catholic Church, with recent arrivals from regions with high numbers of Catholic followers, such as Southeast Asia and South America, helping to slow the decline in Catholic affiliation. In the 2021 census, almost 200,000 migrants who arrived in Australia between 2016 and 2021 reported an affiliation with Catholicism, with over one-quarter of them born in the Philippines.
The impact of immigration on the growth of Catholicism in Australia is also evident at the local community level. For example, Father John Pearce of St Brigid's Catholic Church in Sydney has observed that his parish is flourishing due to the arrival of new migrants. The cultural diversity brought about by immigration is enriching Catholic churches, fostering growth and recognition within these communities.
In addition to numerical growth, immigration has influenced the social and political landscape of Catholicism in Australia. A notable example is the movement led by A. Santamaria, the son of Italian immigrants, who formed the Democratic Labor Party (DLP) in 1955 to counter perceived Communist influence over the trade unions and Labor Party. While the Vatican did not approve of the DLP, the movement attracted Catholic support, contributing to the success of the Liberal Party, which secured state aid for Catholic schools in 1963.
In conclusion, immigration has undoubtedly contributed to the growth of Catholicism in Australia, both in terms of numbers and influence. The diversification of immigration sources has helped slow the decline in Catholic affiliation, and the cultural diversity brought by immigrants has enriched Catholic communities, fostering their growth and recognition.
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Multicultural immigration has helped the Catholic Church become the largest single religious group
Multicultural immigration has played a significant role in shaping the religious landscape of Australia, with the Catholic Church benefiting from this diversity to become the largest single religious group in the country. Here's a closer look at how this has unfolded:
Historical Context
Historically, Australia's religious landscape was predominantly Christian, with Anglicanism being the largest faith group when the First Fleet arrived in 1788. However, this began to change as new settlers brought a variety of religious traditions, including other Christian denominations, Judaism, Hinduism, and Eastern religions like Buddhism. The gold rush in the 1850s attracted thousands of immigrants, including a significant number of Chinese miners who practised Buddhism, further diversifying religious beliefs in the country.
Post-War Immigration
Following World War II, Australia experienced a period of multicultural immigration, which had a notable impact on religious demographics. A significant influx of post-war immigrants from continental Europe and Malta, regions with a high number of Catholics, contributed to a rapid growth in the number of Catholics in Australia. This trend continued, and by 2021, almost 200,000 migrants who arrived between 2016 and 2021 reported an affiliation with Catholicism, with over one-quarter of them born in the Philippines.
Growth of the Catholic Church
The Catholic Church in Australia has flourished due to several factors, including multicultural immigration. The diversity brought by immigrants has enriched congregations, and the Church has gained new members from various cultural backgrounds. This has helped to offset the decline in church attendance among Australian-born, Anglo backgrounds. The Catholic education system has also played a role in the Church's growth, becoming the second-biggest sector after government schools, with more than 750,000 students in 2018.
Impact on Other Faiths
Multicultural immigration has also influenced other religious groups in Australia. Buddhism, for example, has grown significantly due to immigration from Asia, and Australia has become a refuge for Muslims fleeing conflicts in the Middle East and Asia. The late 20th century saw a significant increase in the Muslim population due to immigration from countries like Lebanon, Turkey, Afghanistan, and Iraq.
Decline in Religious Affiliation
While multicultural immigration has bolstered certain religious groups, it's important to note that Australia has also seen a general decline in religious affiliation. Census data from 2021 showed that 38.9% of Australians reported having no religious affiliation, an increase from previous years. This shift is attributed to various factors, including changing social attitudes, especially among younger generations, who find religion less relevant to their daily lives.
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Immigration from Asia has contributed to the growth of Buddhism, one of the fastest-growing religions in Australia
Australia has a long history of immigration, which has played a significant role in shaping the country's religious landscape. One notable example is the contribution of Asian immigration to the growth of Buddhism, which is now one of the fastest-growing religions in Australia.
The roots of Buddhism in Australia can be traced back to the 19th century, with the arrival of Chinese migrants during the gold rush of the 1850s, along with the first Sinhalese Buddhists from Sri Lanka in 1870, who worked in sugarcane plantations. However, the population of Buddhists remained relatively low until the 1960s. The oldest remaining structure linked to Buddhism in Australia is believed to be two Bodhi Trees planted on Thursday Island in the 1890s.
The significant growth of Buddhism in Australia began in the 1970s, largely due to increased immigration from Asian countries. This included refugees from Southeast Asia following the Vietnam War, as well as immigrants from regions with high numbers of Buddhists, such as South and Southeast Asia. The spread of Tibetan Buddhism to Western countries, led by figures like Lama Yeshe and Sogyal Rinpoche, also contributed to the growth of Buddhism in Australia during this period.
In recent decades, Buddhism has continued to flourish in Australia. According to the 2021 census, 615,800 people identified as Buddhist, comprising 2.4% of the total population. This represents a 79% increase between the 1996 and 2001 censuses, making Buddhism the fastest-growing religion by percentage in Australia during that period. The highest percentage of Buddhists in Australia is found on Christmas Island, where they constitute 18.1% of the population, according to the 2016 census.
The growth of Buddhism in Australia is not solely due to immigration, as some individuals of non-Asian origin have also converted. All three main traditions of Buddhism—Theravada, East Asian, and Tibetan—are represented in Australia, and Australians have the freedom to follow any or all of these traditions. The presence of active Buddhist temples, such as the Quang Minh Temple in Melbourne and the Nan Tien Temple in Wollongong, further contribute to the thriving Buddhist community in Australia.
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Immigration, religious conversion, and Australia's participation in UN refugee efforts have increased the overall Muslim population
Australia's immigration policy does not discriminate based on ethnic origin or religion. However, historically, the country has had a history of immigration restrictions. From the 1870s, the country began recruiting Malay divers, and Muslim sailors and prisoners arrived on convict ships. The White Australia Policy, passed in 1901, limited immigration to those of European descent, effectively curbing the immigration of practitioners of non-Christian faiths. This ensured that Christianity remained the dominant religion in the country.
In the post-World War II era, Australia's immigration policies became more inclusive, allowing the entry of displaced white European Muslims from the Balkans, especially Bosnia and Herzegovina. In the 1950s, the country experienced a rapid growth in the number of Catholics due to the influx of post-war immigrants from continental Europe and Malta. The Albanian Muslim immigration of the 1920s and 1930s also revived the Australian Muslim community, which until then was ageing and in decline.
In recent years, there has been an increase in skilled migration from Muslim-majority countries like Pakistan and Malaysia. While the number of migrants from these countries is small compared to those from India, China, and the United Kingdom, they constitute a greater proportion of migrants in the humanitarian program. This program, which resettles refugees in Australia, has seen an increase in refugees from Muslim-majority countries like Syria and Iraq. In 2016, Australia resettled 34,193 refugees, the highest number in four decades, with many coming from Syria and Iraq. In 2023, Australia resettled 15,223 refugees, the highest ever recorded in UNHCR data, with the largest groups coming from Afghanistan, Syria, and Ukraine.
In addition to immigration, religious conversion has also contributed to the growth of the Muslim population in Australia. Some Australians have converted to Islam, and around 36% of Muslims are Australian-born. However, the overall religious landscape in Australia is changing, with an increasing number of people identifying as having "no religion." This trend is particularly noticeable among Australian-born, Anglo-background individuals.
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Immigration has contributed to a decline in religiosity, with some migrants abandoning religion once settled and integrated
Australia has a long history of immigration influencing religion in the country. Since the arrival of the First Fleet in 1788, when Christianity (particularly Anglicanism) became the dominant faith group, immigration has played a significant role in shaping the religious landscape.
Over time, immigration has contributed to a decline in religiosity, with some migrants abandoning religion once settled and integrated. This phenomenon is reflected in census data, which shows a steady increase in the number of people reporting no religious affiliation. In 2021, almost 10 million Australians reported having no religion, representing 38.9% of the population, up from 30.1% in 2016. This shift away from religious institutions is particularly notable among younger generations, with nearly 40% of people aged 18 to 24 identifying as having no religion in 1991.
There are several factors contributing to this decline in religiosity among migrants. One factor is the changing social attitudes towards issues such as marriage, sexuality, and gender roles, which may not align with the teachings of organized religions. Additionally, once migrants are settled and integrated into Australian society, the social function of religious affiliation may diminish, leading to an abandonment of religious practices. This is supported by research that suggests that while religious identity and organizations are often persistent features for descendants of immigrants, this may not hold true for the migrants themselves over time.
While Christianity remains the predominant religion in Australia, the number of people identifying as Christians has been decreasing. This is due in part to a decline in the affiliation with Anglican and Catholic denominations, which have historically been the largest Christian groups in the country. The decrease in Catholicism is slowed by immigration from regions with high numbers of Catholic followers, such as Southeast Asia and South America, with almost 200,000 migrants between 2016 and 2021 reporting an affiliation with Catholicism.
The decline in religiosity among migrants in Australia is also accompanied by a growing interest in spirituality and alternative spiritual practices. According to the 2016 Australian Community Survey, one in four people reported praying or meditating weekly, and four in ten considered religious faith or spirituality important in shaping life decisions. This shift towards spiritual exploration outside traditional religious frameworks has contributed to the financial difficulties faced by major religious institutions.
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Frequently asked questions
Immigration has played a huge role in the development of religious faith in Australia. Since 1971, the number of Australians associated with a religion other than Christianity has risen from 0.1 million to 1.5 million. This is due to the arrival of people of various faiths, including Jews, Hindus, Muslims, and Buddhists, as well as an increase in conversion to these religions among Australians.
Immigration has helped to revive Christian churches in Australia. While there has been a general decline in church attendance, congregations are becoming more multicultural, reflecting migration flows and Australia's diversity. Immigration from regions with high numbers of Catholics, such as Southeast Asia and South America, has slowed the decrease in Catholicism.
Immigration has contributed to the growth of other religions in Australia. Buddhism is now one of the fastest-growing religions, with immigration from Asia and conversion of people of non-Asian origin. Islam has also grown, with immigration from Lebanon, Turkey, Afghanistan, and Iraq, as well as religious conversion.











































