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Population in Australia compared to the Cayman Islands: Trends, Charts, Rankings

Updated on by Georank team

The latest officially reported population of Australia was 27,204,809 in 2024 vs 74,457 people in the Cayman Islands in 2024. In 2025, based on the adjusted UN estimation, the current Australia's population is 27,677,455 people compared to 76,930 in the Cayman Islands.

Population statistics:

  • Australia's population is 360 times bigger than the Cayman Islands'.
  • Australia is ranked the 55th most populous country in the world, while the Cayman Islands is the 187th.
  • The countries together account for 0.34% of the world: 0.33% for Australia vs 0.0009% for the Cayman Islands.
  • For the last 10 years, Australia has had an average growth rate of +1.49% per year vs +2.19% in the Cayman Islands.
  • Since 2005, the population of Australia has increased from 20.2M people to 27.7M (37.2% growth), while the Cayman Islands has grown from 46.8K to 76.9K (64.4% growth).
  • Australia is projected to reach its peak in 2100 at 43.9M people compared to the peak of 118K people in 2097 for the Cayman Islands.

Australia vs Cayman Islands: live population counter

Australia Cayman Islands
Current population
27677455
76930
Population rank 55/197 187/197
Percent of world population 0.33% 0.0009%
One net population change
57.1 seconds
6.17 hours
One birth every
1.83 minutes
10.1 hours
One death every
2.86 minutes
1.04 days
One migration net change every
3.79 minutes
9.78 hours
Annual migration change +138,510 +896
Daily growth/decline +1,512 +4
Annual growth/decline +552,032 +1,419
Annual growth/decline rate +2.07% +1.94%
Population growth rate rank 51/197 56/197

Australia and the Cayman Islands: population history and growth rate by year chart

Australia
Population

Growth rate
Cayman Islands
Population

Growth rate
Year Population Growth rate
Australia Cayman Islands Australia Cayman Islands
1960 10,276,477 8,428 - -
1961 10,483,000 8,601 2.01% 2.05%
1962 10,742,000 8,781 2.47% 2.09%
1963 10,950,000 8,970 1.94% 2.15%
1964 11,167,000 9,166 1.98% 2.19%
1965 11,388,000 9,361 1.98% 2.13%
1966 11,651,000 9,560 2.31% 2.13%
1967 11,799,000 9,769 1.27% 2.19%
1968 12,009,000 9,971 1.78% 2.07%
1969 12,263,000 10,165 2.12% 1.95%
1970 12,507,000 10,517 1.99% 3.46%
1971 12,937,000 11,098 3.44% 5.52%
1972 13,177,000 11,764 1.86% 6%
1973 13,380,000 12,438 1.54% 5.73%
1974 13,723,000 13,114 2.56% 5.43%
1975 13,893,000 13,788 1.24% 5.14%
1976 14,033,000 14,454 1.01% 4.83%
1977 14,192,000 15,105 1.13% 4.5%
1978 14,358,000 15,727 1.17% 4.12%
1979 14,514,000 16,351 1.09% 3.97%
1980 14,692,000 17,079 1.23% 4.45%
1981 14,923,260 17,905 1.57% 4.84%
1982 15,184,247 18,750 1.75% 4.72%
1983 15,393,472 19,598 1.38% 4.52%
1984 15,579,391 20,454 1.21% 4.37%
1985 15,788,312 21,324 1.34% 4.25%
1986 16,018,350 22,197 1.46% 4.09%
1987 16,263,874 23,073 1.53% 3.95%
1988 16,532,164 23,951 1.65% 3.81%
1989 16,814,416 24,874 1.71% 3.85%
1990 17,065,128 25,999 1.49% 4.52%
1991 17,284,036 27,294 1.28% 4.98%
1992 17,478,635 28,621 1.13% 4.86%
1993 17,634,808 29,976 0.89% 4.73%
1994 17,805,468 31,352 0.97% 4.59%
1995 18,004,882 32,743 1.12% 4.44%
1996 18,224,767 34,143 1.22% 4.28%
1997 18,423,037 35,543 1.09% 4.1%
1998 18,607,584 36,922 1% 3.88%
1999 18,812,264 38,284 1.1% 3.69%
2000 19,028,802 39,674 1.15% 3.63%
2001 19,274,701 41,089 1.29% 3.57%
2002 19,495,210 42,514 1.14% 3.47%
2003 19,720,737 43,934 1.16% 3.34%
2004 19,932,722 45,352 1.07% 3.23%
2005 20,176,844 46,788 1.22% 3.17%
2006 20,450,966 48,232 1.36% 3.09%
2007 20,827,622 49,687 1.84% 3.02%
2008 21,249,199 51,151 2.02% 2.95%
2009 21,691,653 52,618 2.08% 2.87%
2010 22,031,750 54,099 1.57% 2.81%
2011 22,340,024 55,606 1.4% 2.79%
2012 22,733,465 57,136 1.76% 2.75%
2013 23,128,129 58,655 1.74% 2.66%
2014 23,475,686 60,160 1.5% 2.57%
2015 23,815,995 61,642 1.45% 2.46%
2016 24,190,907 63,100 1.57% 2.37%
2017 24,592,588 64,535 1.66% 2.27%
2018 24,963,258 65,941 1.51% 2.18%
2019 25,334,826 67,327 1.49% 2.1%
2020 25,649,248 68,684 1.24% 2.02%
2021 25,685,412 70,108 0.14% 2.07%
2022 26,014,399 71,591 1.28% 2.12%
2023 26,652,777 73,038 2.45% 2.02%
2024 27,204,809 74,457 2.07% 1.94%
2025 27,470,426 75,842 0.98% 1.86%
2026 27,728,157 77,197 0.94% 1.79%
2027 27,979,877 78,532 0.91% 1.73%
2028 28,228,958 79,852 0.89% 1.68%
2029 28,471,054 81,146 0.86% 1.62%
2030 28,707,292 82,412 0.83% 1.56%
2031 28,940,769 83,676 0.81% 1.53%
2032 29,169,013 84,915 0.79% 1.48%
2033 29,392,748 86,125 0.77% 1.42%
2034 29,614,137 87,319 0.75% 1.39%
2035 29,835,307 88,457 0.75% 1.3%
2036 30,056,752 89,597 0.74% 1.29%
2037 30,273,692 90,741 0.72% 1.28%
2038 30,488,994 91,867 0.71% 1.24%
2039 30,703,245 92,983 0.7% 1.21%
2040 30,916,122 94,101 0.69% 1.2%
2041 31,132,858 95,206 0.7% 1.17%
2042 31,352,893 96,287 0.71% 1.14%
2043 31,572,750 97,352 0.7% 1.11%
2044 31,790,565 98,386 0.69% 1.06%
2045 32,009,555 99,371 0.69% 1%
2046 32,232,946 100,330 0.7% 0.96%
2047 32,452,651 101,257 0.68% 0.92%
2048 32,672,016 102,188 0.68% 0.92%
2049 32,891,546 103,075 0.67% 0.87%
2050 33,105,190 103,943 0.65% 0.84%

From 2005 to 2015, the population of Australia increased by 3,639,151 people (a 18% growth), while the Cayman Islands gained 14,854 people (a 31.7% growth).

For the next 10 years, from 2015 to 2025, Australia gained 3,861,460 (a 16.2% growth), while the Cayman Islands' population increased by 15,288 (a 24.8% growth).

Australia was ranked 54th most populous country in 2005 and is 55th in 2025. The Cayman Islands was ranked 189th in 2005 and ranked 187th now.

The UN's World Population Prospects forecasts that with changing growth rate trends in 25 years (in 2050) Australia's population will grow by 19.6% to 33,105,190 people with a rank change from 55th to 59th. The population of the Cayman Islands will increase by 35.1% to 103,943 people and rank change from 187th to 184th.

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