The latest officially reported population of Australia was 27,614,411 in 2025 vs 1,367,764 people in Trinidad and Tobago in 2025. In 2026, based on the adjusted UN estimation, the current Australia's population is 28,010,980 people compared to 1,370,916 in Trinidad and Tobago.
Population statistics:
- Australia's population is 20.4 times bigger than Trinidad and Tobago's.
- Australia is ranked the 55th most populous country in the world, while Trinidad and Tobago is the 154th.
- The countries together account for 0.35% of the world: 0.34% for Australia vs 0.02% for Trinidad and Tobago.
- For the last 10 years, Australia has had an average growth rate of +1.49% per year vs +0.15% in Trinidad and Tobago.
- Since 2006, the population of Australia has increased from 20.5M people to 28M (37% growth), while Trinidad and Tobago has grown from 1.3M to 1.37M (5.62% growth).
Australia vs Trinidad and Tobago: population by year and forecast
| Year | Population | |
|---|---|---|
Australia
|
Trinidad
|
|
| 2100 | 44,268,623 | 817,597 |
| 2099 | 44,045,424 | 825,167 |
| 2098 | 43,816,219 | 832,755 |
| 2097 | 43,573,042 | 840,398 |
| 2096 | 43,335,272 | 848,105 |
| 2095 | 43,106,279 | 855,896 |
| 2094 | 42,884,039 | 863,688 |
| 2093 | 42,648,686 | 871,563 |
| 2092 | 42,410,825 | 879,479 |
| 2091 | 42,168,735 | 887,507 |
| 2090 | 41,927,939 | 895,594 |
| 2089 | 41,695,112 | 903,792 |
| 2088 | 41,454,360 | 912,036 |
| 2087 | 41,226,316 | 920,411 |
| 2086 | 41,005,658 | 928,916 |
| 2085 | 40,792,190 | 937,549 |
| 2084 | 40,580,657 | 946,328 |
| 2083 | 40,356,871 | 955,303 |
| 2082 | 40,140,558 | 964,428 |
| 2081 | 39,916,925 | 973,767 |
| 2080 | 39,703,296 | 983,215 |
| 2079 | 39,489,029 | 992,890 |
| 2078 | 39,273,623 | 1,002,707 |
| 2077 | 39,056,566 | 1,012,724 |
| 2076 | 38,845,418 | 1,022,846 |
| 2075 | 38,632,596 | 1,033,103 |
| 2074 | 38,418,045 | 1,043,451 |
| 2073 | 38,207,153 | 1,053,862 |
| 2072 | 37,999,068 | 1,064,397 |
| 2071 | 37,792,119 | 1,074,937 |
| 2070 | 37,578,242 | 1,085,508 |
| 2069 | 37,359,215 | 1,096,081 |
| 2068 | 37,138,635 | 1,106,619 |
| 2067 | 36,919,449 | 1,117,029 |
| 2066 | 36,701,629 | 1,127,377 |
| 2065 | 36,492,733 | 1,137,666 |
| 2064 | 36,290,454 | 1,147,820 |
| 2063 | 36,076,918 | 1,157,795 |
| 2062 | 35,866,124 | 1,167,602 |
| 2061 | 35,656,154 | 1,177,258 |
| 2060 | 35,450,525 | 1,186,727 |
| 2059 | 35,244,589 | 1,196,052 |
| 2058 | 35,027,089 | 1,205,157 |
| 2057 | 34,817,156 | 1,214,148 |
| 2056 | 34,607,988 | 1,222,923 |
| 2055 | 34,393,278 | 1,231,559 |
| 2054 | 34,179,940 | 1,240,041 |
| 2053 | 33,970,136 | 1,248,279 |
| 2052 | 33,760,935 | 1,256,354 |
| 2051 | 33,546,695 | 1,264,264 |
| 2050 | 33,330,712 | 1,271,946 |
| 2049 | 33,115,090 | 1,279,479 |
| 2048 | 32,887,237 | 1,286,792 |
| 2047 | 32,671,939 | 1,293,925 |
| 2046 | 32,443,408 | 1,300,799 |
| 2045 | 32,220,633 | 1,307,495 |
| 2044 | 32,001,023 | 1,313,930 |
| 2043 | 31,780,612 | 1,320,145 |
| 2042 | 31,556,888 | 1,326,058 |
| 2041 | 31,336,104 | 1,331,703 |
| 2040 | 31,119,045 | 1,337,031 |
| 2039 | 30,906,074 | 1,342,067 |
| 2038 | 30,686,214 | 1,346,734 |
| 2037 | 30,471,145 | 1,351,096 |
| 2036 | 30,247,954 | 1,355,110 |
| 2035 | 30,023,790 | 1,358,761 |
| 2034 | 29,801,152 | 1,362,044 |
| 2033 | 29,576,548 | 1,364,882 |
| 2032 | 29,349,199 | 1,367,356 |
| 2031 | 29,115,445 | 1,369,304 |
| 2030 | 28,877,548 | 1,370,777 |
| 2029 | 28,638,212 | 1,371,753 |
| 2028 | 28,388,452 | 1,372,048 |
| 2027 | 28,135,058 | 1,371,592 |
| 2026 | 27,879,933 | 1,370,204 |
| 2025 | 27,614,411 | 1,367,764 |
| 2024 | 27,194,286 | 1,368,333 |
| 2023 | 26,659,922 | 1,367,510 |
| 2022 | 26,018,721 | 1,365,805 |
| 2021 | 25,685,412 | 1,367,558 |
| 2020 | 25,649,248 | 1,366,725 |
| 2019 | 25,334,826 | 1,363,985 |
| 2018 | 24,963,258 | 1,359,193 |
| 2017 | 24,592,588 | 1,356,633 |
| 2016 | 24,190,907 | 1,353,895 |
| 2015 | 23,815,995 | 1,349,667 |
| 2014 | 23,475,686 | 1,345,343 |
| 2013 | 23,128,129 | 1,340,557 |
| 2012 | 22,733,465 | 1,335,194 |
| 2011 | 22,340,024 | 1,328,019 |
| 2010 | 22,031,750 | 1,317,714 |
| 2009 | 21,691,653 | 1,310,106 |
| 2008 | 21,249,199 | 1,308,587 |
| 2007 | 20,827,622 | 1,303,188 |
| 2006 | 20,450,966 | 1,297,944 |
| 2005 | 20,176,844 | 1,294,494 |
| 2004 | 19,932,722 | 1,345,380 |
| 2003 | 19,720,737 | 1,338,709 |
| 2002 | 19,495,210 | 1,332,011 |
| 2001 | 19,274,701 | 1,325,567 |
| 2000 | 19,028,802 | 1,319,774 |
| 1999 | 18,812,264 | 1,314,708 |
| 1998 | 18,607,584 | 1,310,225 |
| 1997 | 18,423,037 | 1,305,836 |
| 1996 | 18,224,767 | 1,300,928 |
| 1995 | 18,004,882 | 1,295,169 |
| 1994 | 17,805,468 | 1,288,341 |
| 1993 | 17,634,808 | 1,280,466 |
| 1992 | 17,478,635 | 1,271,674 |
| 1991 | 17,284,036 | 1,262,171 |
| 1990 | 17,065,128 | 1,252,208 |
| 1989 | 16,814,416 | 1,241,600 |
| 1988 | 16,532,164 | 1,230,069 |
| 1987 | 16,263,874 | 1,217,364 |
| 1986 | 16,018,350 | 1,203,124 |
| 1985 | 15,788,312 | 1,187,366 |
| 1984 | 15,579,391 | 1,172,984 |
| 1983 | 15,393,472 | 1,160,534 |
| 1982 | 15,184,247 | 1,147,927 |
| 1981 | 14,923,260 | 1,135,132 |
| 1980 | 14,692,000 | 1,121,744 |
| 1979 | 14,514,000 | 1,107,639 |
| 1978 | 14,358,000 | 1,093,380 |
| 1977 | 14,192,000 | 1,079,554 |
| 1976 | 14,033,000 | 1,066,311 |
| 1975 | 13,893,000 | 1,053,469 |
| 1974 | 13,723,000 | 1,040,761 |
| 1973 | 13,380,000 | 1,027,851 |
| 1972 | 13,177,000 | 1,014,921 |
| 1971 | 12,937,000 | 1,002,585 |
| 1970 | 12,507,000 | 991,471 |
| 1969 | 12,263,000 | 980,706 |
| 1968 | 12,009,000 | 969,006 |
| 1967 | 11,799,000 | 956,418 |
| 1966 | 11,651,000 | 942,937 |
| 1965 | 11,388,000 | 928,425 |
| 1964 | 11,167,000 | 912,963 |
| 1963 | 10,950,000 | 896,804 |
| 1962 | 10,742,000 | 880,194 |
| 1961 | 10,483,000 | 863,144 |
| 1960 | 10,276,477 | 844,943 |
Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/australia/trinidad-and-tobago | CC BY 
From 2006 to 2016, the population of Australia increased by 3,739,941 people (a 18.3% growth), while Trinidad and Tobago gained 55,951 people (a 4.31% growth).
For the next 10 years, from 2016 to 2026, Australia gained 3,820,073 people (a 15.8% growth), while Trinidad and Tobago's population increased by 17,021 people (a 1.26% growth).
Australia was ranked 54th most populous country in 2006 and is 55th in 2026. Trinidad and Tobago was ranked 150th in 2006 and ranked 154th now.
The UN's World Population Prospects forecasts that in 24 years (in 2050) Australia's population will grow by 19% to 33,330,712 people with a rank change from 55th to 59th. The population of Trinidad and Tobago will decrease by 7.22% to 1,271,946 people and rank change from 154th to 158th.
Australia is projected to reach its peak in 2100 at 44.3M people compared to the peak of 1.37M people in 2028 for Trinidad and Tobago.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Australia
|
Trinidad
|
|
| 2100 | 0.51% | -0.92% |
| 2099 | 0.52% | -0.91% |
| 2098 | 0.56% | -0.91% |
| 2097 | 0.55% | -0.91% |
| 2096 | 0.53% | -0.91% |
| 2095 | 0.52% | -0.9% |
| 2094 | 0.55% | -0.9% |
| 2093 | 0.56% | -0.9% |
| 2092 | 0.57% | -0.9% |
| 2091 | 0.57% | -0.9% |
| 2090 | 0.56% | -0.91% |
| 2089 | 0.58% | -0.9% |
| 2088 | 0.55% | -0.91% |
| 2087 | 0.54% | -0.92% |
| 2086 | 0.52% | -0.92% |
| 2085 | 0.52% | -0.93% |
| 2084 | 0.55% | -0.94% |
| 2083 | 0.54% | -0.95% |
| 2082 | 0.56% | -0.96% |
| 2081 | 0.54% | -0.96% |
| 2080 | 0.54% | -0.97% |
| 2079 | 0.55% | -0.98% |
| 2078 | 0.56% | -0.99% |
| 2077 | 0.54% | -0.99% |
| 2076 | 0.55% | -0.99% |
| 2075 | 0.56% | -0.99% |
| 2074 | 0.55% | -0.99% |
| 2073 | 0.55% | -0.99% |
| 2072 | 0.55% | -0.98% |
| 2071 | 0.57% | -0.97% |
| 2070 | 0.59% | -0.96% |
| 2069 | 0.59% | -0.95% |
| 2068 | 0.59% | -0.93% |
| 2067 | 0.59% | -0.92% |
| 2066 | 0.57% | -0.9% |
| 2065 | 0.56% | -0.88% |
| 2064 | 0.59% | -0.86% |
| 2063 | 0.59% | -0.84% |
| 2062 | 0.59% | -0.82% |
| 2061 | 0.58% | -0.8% |
| 2060 | 0.58% | -0.78% |
| 2059 | 0.62% | -0.76% |
| 2058 | 0.6% | -0.74% |
| 2057 | 0.6% | -0.72% |
| 2056 | 0.62% | -0.7% |
| 2055 | 0.62% | -0.68% |
| 2054 | 0.62% | -0.66% |
| 2053 | 0.62% | -0.64% |
| 2052 | 0.64% | -0.63% |
| 2051 | 0.65% | -0.6% |
| 2050 | 0.65% | -0.59% |
| 2049 | 0.69% | -0.57% |
| 2048 | 0.66% | -0.55% |
| 2047 | 0.7% | -0.53% |
| 2046 | 0.69% | -0.51% |
| 2045 | 0.69% | -0.49% |
| 2044 | 0.69% | -0.47% |
| 2043 | 0.71% | -0.45% |
| 2042 | 0.7% | -0.42% |
| 2041 | 0.7% | -0.4% |
| 2040 | 0.69% | -0.38% |
| 2039 | 0.72% | -0.35% |
| 2038 | 0.71% | -0.32% |
| 2037 | 0.74% | -0.3% |
| 2036 | 0.75% | -0.27% |
| 2035 | 0.75% | -0.24% |
| 2034 | 0.76% | -0.21% |
| 2033 | 0.77% | -0.18% |
| 2032 | 0.8% | -0.14% |
| 2031 | 0.82% | -0.11% |
| 2030 | 0.84% | -0.07% |
| 2029 | 0.88% | -0.02% |
| 2028 | 0.9% | 0.03% |
| 2027 | 0.92% | 0.1% |
| 2026 | 0.96% | 0.18% |
| 2025 | 1.54% | -0.04% |
| 2024 | 2% | 0.06% |
| 2023 | 2.46% | 0.12% |
| 2022 | 1.3% | -0.13% |
| 2021 | 0.14% | 0.06% |
| 2020 | 1.24% | 0.2% |
| 2019 | 1.49% | 0.35% |
| 2018 | 1.51% | 0.19% |
| 2017 | 1.66% | 0.2% |
| 2016 | 1.57% | 0.31% |
| 2015 | 1.45% | 0.32% |
| 2014 | 1.5% | 0.36% |
| 2013 | 1.74% | 0.4% |
| 2012 | 1.76% | 0.54% |
| 2011 | 1.4% | 0.78% |
| 2010 | 1.57% | 0.58% |
| 2009 | 2.08% | 0.12% |
| 2008 | 2.02% | 0.41% |
| 2007 | 1.84% | 0.4% |
| 2006 | 1.36% | 0.27% |
| 2005 | 1.22% | -3.78% |
| 2004 | 1.07% | 0.5% |
| 2003 | 1.16% | 0.5% |
| 2002 | 1.14% | 0.49% |
| 2001 | 1.29% | 0.44% |
| 2000 | 1.15% | 0.39% |
| 1999 | 1.1% | 0.34% |
| 1998 | 1% | 0.34% |
| 1997 | 1.09% | 0.38% |
| 1996 | 1.22% | 0.44% |
| 1995 | 1.12% | 0.53% |
| 1994 | 0.97% | 0.62% |
| 1993 | 0.89% | 0.69% |
| 1992 | 1.13% | 0.75% |
| 1991 | 1.28% | 0.8% |
| 1990 | 1.49% | 0.85% |
| 1989 | 1.71% | 0.94% |
| 1988 | 1.65% | 1.04% |
| 1987 | 1.53% | 1.18% |
| 1986 | 1.46% | 1.33% |
| 1985 | 1.34% | 1.23% |
| 1984 | 1.21% | 1.07% |
| 1983 | 1.38% | 1.1% |
| 1982 | 1.75% | 1.13% |
| 1981 | 1.57% | 1.19% |
| 1980 | 1.23% | 1.27% |
| 1979 | 1.09% | 1.3% |
| 1978 | 1.17% | 1.28% |
| 1977 | 1.13% | 1.24% |
| 1976 | 1.01% | 1.22% |
| 1975 | 1.24% | 1.22% |
| 1974 | 2.56% | 1.26% |
| 1973 | 1.54% | 1.27% |
| 1972 | 1.86% | 1.23% |
| 1971 | 3.44% | 1.12% |
| 1970 | 1.99% | 1.1% |
| 1969 | 2.12% | 1.21% |
| 1968 | 1.78% | 1.32% |
| 1967 | 1.27% | 1.43% |
| 1966 | 2.31% | 1.56% |
| 1965 | 1.98% | 1.69% |
| 1964 | 1.98% | 1.8% |
| 1963 | 1.94% | 1.89% |
| 1962 | 2.47% | 1.98% |
| 1961 | 2.01% | 2.15% |
Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1961–2025, retrieved 2026-07-08).
GeoRank.org/population/australia/trinidad-and-tobago | CC BY
In 2025, the population of Australia grew by 1.54%, while Trinidad and Tobago's population declined by 0.04%.
Live population counters
|
Australia
|
Trinidad
|
|
|---|---|---|
| Current population |
28010980
|
1370916
|
| Population rank | 55/197 | 154/197 |
| Percent of world population | 0.34% | 0.02% |
| One net population change |
1.25 minutes
|
15.4 hours
|
| One birth every |
1.81 minutes
|
36.4 minutes
|
| One death every |
2.81 minutes
|
44 minutes
|
| Daily growth/decline | +1,151 | -2 |
| Annual growth/decline | +420,125 | -569 |
| Annual growth/decline rate | +1.54% | -0.04% |
| Population growth rate rank | 68/197 | 160/197 |
| One migration net change every |
3.84 minutes
|
12.7 hours
|
| Annual migration change | +137,109 | +691 |
| Net migration rank | 11/196 | 67/196 |
| Foreign-born residents | 8,111,404 | 113,478 |
| Foreign-born residents rank | 9/195 | 128/195 |
| Foreign-born share of population | 30.4% | 7.5% |
| Foreign-born share rank | 18/195 | 78/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Australia
|
Trinidad
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | 137,109 | - | 691 |
| 2024 | 103,773 | 138,510 | 2,469 | 1,334 |
| 2023 | 104,641 | 140,232 | 3,200 | 2,126 |
| 2022 | 111,881 | 140,972 | 3,773 | 4,247 |
| 2021 | 138,701 | 116,768 | 2,091 | 5,749 |
| 2020 | 133,376 | 44,447 | 4,558 | 427 |
| 2019 | 136,808 | 207,142 | 5,647 | -19,251 |
| 2018 | 157,269 | 226,412 | 5,869 | 35,502 |
| 2017 | 150,015 | 255,023 | 6,779 | 1,445 |
| 2016 | 152,403 | 254,648 | 7,436 | -86 |
| 2015 | 150,041 | 212,350 | 7,963 | -575 |
| 2014 | 154,940 | 200,177 | 8,571 | -799 |
| 2013 | 159,584 | 215,823 | 9,020 | -796 |
| 2012 | 161,408 | 235,776 | 9,376 | -880 |
| 2011 | 156,380 | 197,657 | 9,601 | -1,410 |
| 2010 | 158,628 | 166,752 | 9,698 | -2,230 |
| 2009 | 160,518 | 235,628 | 9,769 | -3,056 |
| 2008 | 155,119 | 275,773 | 9,872 | -3,624 |
| 2007 | 154,124 | 249,873 | 9,939 | -3,731 |
| 2006 | 132,931 | 191,985 | 9,889 | -3,684 |
| 2005 | 129,132 | 131,371 | 9,822 | -3,595 |
| 2004 | 115,610 | 110,072 | 10,149 | -3,504 |
| 2003 | 118,325 | 104,437 | 10,169 | -3,472 |
| 2002 | 116,971 | 108,852 | 10,316 | -3,613 |
| 2001 | 117,575 | 117,552 | 10,438 | -4,252 |
| 2000 | 119,882 | 111,186 | 10,588 | -5,185 |
| 1999 | 118,517 | 92,900 | 10,821 | -6,103 |
| 1998 | 120,949 | 81,310 | 10,964 | -6,730 |
| 1997 | 121,592 | 67,661 | 11,405 | -6,865 |
| 1996 | 125,751 | 82,965 | 12,101 | -6,827 |
| 1995 | 131,436 | 80,456 | 12,971 | -6,723 |
| 1994 | 131,761 | 51,941 | 14,032 | -6,615 |
| 1993 | 137,551 | 23,833 | 14,878 | -6,554 |
| 1992 | 139,829 | 40,767 | 15,910 | -6,650 |
| 1991 | 138,273 | 68,847 | 16,903 | -7,149 |
| 1990 | 143,347 | 100,093 | 18,052 | -7,878 |
| 1989 | 127,789 | 144,042 | 19,636 | -8,588 |
| 1988 | 127,298 | 153,330 | 21,028 | -9,023 |
| 1987 | 128,484 | 136,421 | 22,398 | -9,002 |
| 1986 | 123,342 | 113,061 | 23,705 | -8,620 |
| 1985 | 143,674 | 98,327 | 24,487 | -8,051 |
| 1984 | 123,077 | 79,617 | 24,738 | -12,413 |
| 1983 | 130,844 | 73,251 | 25,118 | -12,544 |
| 1982 | 126,030 | 111,722 | 25,181 | -12,529 |
| 1981 | 125,356 | 121,921 | 25,015 | -12,086 |
| 1980 | 117,536 | 89,189 | 24,557 | -10,709 |
| 1979 | 116,112 | 52,137 | 23,475 | -9,106 |
| 1978 | 116,299 | 45,832 | 22,538 | -8,397 |
| 1977 | 117,793 | 44,946 | 21,660 | -8,154 |
| 1976 | 115,070 | 32,792 | 20,875 | -7,895 |
| 1975 | 123,648 | 25,336 | 20,468 | -7,768 |
| 1974 | 128,996 | 56,167 | 20,412 | -7,683 |
| 1973 | 136,476 | 62,928 | 20,617 | -7,524 |
| 1972 | 155,488 | 54,895 | 20,116 | -7,346 |
| 1971 | 165,593 | 223,991 | 19,400 | -7,499 |
| 1970 | 145,081 | 256,295 | 19,074 | -8,751 |
| 1969 | 143,477 | 108,770 | 19,652 | -8,449 |
| 1968 | 132,099 | 100,963 | 20,849 | -8,647 |
| 1967 | 126,249 | 80,904 | 21,992 | -9,008 |
| 1966 | 126,996 | 110,864 | 23,228 | -9,254 |
| 1965 | 122,990 | 118,891 | 24,349 | -9,301 |
| 1964 | 128,420 | 91,588 | 25,065 | -9,193 |
| 1963 | 140,161 | 73,237 | 25,507 | -9,067 |
| 1962 | 143,943 | 58,315 | 25,763 | -8,982 |
| 1961 | 150,955 | 64,495 | 25,518 | -8,200 |
| 1960 | 141,816 | 85,707 | 24,766 | -5,671 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/australia/trinidad-and-tobago | CC BY
Over the last 10 years, 43.5% of the population change in Australia is from natural causes (a gain of 1,338,908 people) and 56.5% is from migration (a gain of 1,736,504 people). In Trinidad and Tobago 61.7% is from natural causes (a gain of 49,785 people) and 38.3% is from migration (a gain of 30,918 people).
As of 2024, 8,111,404 residents or 30.4% of the population were not native-born in Australia, compared to 113,478 people or 7.5% in Trinidad and Tobago.
Biggest cities by population
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Population differences between Australia and Trinidad and Tobago
|
Australia
|
Trinidad
|
|
|---|---|---|
| Life expectancy | 84.3 years | 73.9 years |
| Average age | 40.3 years | 38.5 years |
| Median age | 39.3 years | 38.6 years |
| Male:Female ratio | 49.6:50.4 | 49.4:50.6 |
| Fertility rate | 1.48 births per woman | 1.54 births per woman |
| Population density | 9.39 ppl/mi² | 692 ppl/mi² |
Population map with other countries
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08); United Nations | World Population Prospects (1960–2026, retrieved 2026-07-08); U.S. Census Bureau (1960–2025, retrieved 2026-07-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08).
GeoRank.org/population/australia/trinidad-and-tobago | CC BY
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Data sources:
- World Bank | Health (1960–2025, retrieved 2026-07-08)
- United Nations | World Population Prospects (1960–2100, retrieved 2026-07-08)
- U.S. Census Bureau (1960–2025, retrieved 2026-07-08)
- Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)
- Wikidata (2026, retrieved 2026-07-08)
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