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Population in Australia compared to Tonga: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Australia was 27,614,411 in 2025 vs 103,742 people in Tonga in 2025. In 2026, based on the adjusted UN estimation, the current Australia's population is 28,010,980 people compared to 103,283 in Tonga.

Population statistics:

  • Australia's population is 271.2 times bigger than Tonga's.
  • Australia is ranked the 55th most populous country in the world, while Tonga is the 183rd.
  • The countries together account for 0.34% of the world: 0.34% for Australia vs 0.001% for Tonga.
  • For the last 10 years, Australia has had an average growth rate of +1.49% per year vs -0.25% in Tonga.
  • Since 2006, the population of Australia has increased from 20.5M people to 28M (37% growth), while Tonga has declined from 106K to 103K (2.8% decline).

Australia vs Tonga: population by year and forecast

Australia
Factual

Projection
Tonga
Factual

Projection
1x
Year Population
Australia Tonga
2100 44,268,623 117,617
2099 44,045,424 117,585
2098 43,816,219 117,530
2097 43,573,042 117,492
2096 43,335,272 117,461
2095 43,106,279 117,383
2094 42,884,039 117,290
2093 42,648,686 117,207
2092 42,410,825 117,097
2091 42,168,735 116,983
2090 41,927,939 116,838
2089 41,695,112 116,682
2088 41,454,360 116,481
2087 41,226,316 116,277
2086 41,005,658 116,088
2085 40,792,190 115,872
2084 40,580,657 115,628
2083 40,356,871 115,336
2082 40,140,558 115,041
2081 39,916,925 114,752
2080 39,703,296 114,424
2079 39,489,029 114,074
2078 39,273,623 113,710
2077 39,056,566 113,349
2076 38,845,418 112,945
2075 38,632,596 112,565
2074 38,418,045 112,179
2073 38,207,153 111,790
2072 37,999,068 111,377
2071 37,792,119 110,963
2070 37,578,242 110,576
2069 37,359,215 110,209
2068 37,138,635 109,825
2067 36,919,449 109,446
2066 36,701,629 109,062
2065 36,492,733 108,736
2064 36,290,454 108,377
2063 36,076,918 108,033
2062 35,866,124 107,710
2061 35,656,154 107,396
2060 35,450,525 107,117
2059 35,244,589 106,842
2058 35,027,089 106,589
2057 34,817,156 106,345
2056 34,607,988 106,130
2055 34,393,278 105,915
2054 34,179,940 105,698
2053 33,970,136 105,486
2052 33,760,935 105,286
2051 33,546,695 105,079
2050 33,330,712 104,844
2049 33,115,090 104,636
2048 32,887,237 104,387
2047 32,671,939 104,154
2046 32,443,408 103,852
2045 32,220,633 103,548
2044 32,001,023 103,215
2043 31,780,612 102,934
2042 31,556,888 102,692
2041 31,336,104 102,447
2040 31,119,045 102,228
2039 30,906,074 102,061
2038 30,686,214 101,835
2037 30,471,145 101,707
2036 30,247,954 101,627
2035 30,023,790 101,580
2034 29,801,152 101,571
2033 29,576,548 101,591
2032 29,349,199 101,633
2031 29,115,445 101,764
2030 28,877,548 101,928
2029 28,638,212 102,181
2028 28,388,452 102,494
2027 28,135,058 102,841
2026 27,879,933 103,283
2025 27,614,411 103,742
2024 27,194,286 104,175
2023 26,659,922 104,597
2022 26,018,721 105,042
2021 25,685,412 105,490
2020 25,649,248 105,704
2019 25,334,826 105,669
2018 24,963,258 105,567
2017 24,592,588 105,356
2016 24,190,907 105,524
2015 23,815,995 106,095
2014 23,475,686 106,609
2013 23,128,129 107,078
2012 22,733,465 107,460
2011 22,340,024 107,570
2010 22,031,750 107,400
2009 21,691,653 107,203
2008 21,249,199 107,020
2007 20,827,622 106,726
2006 20,450,966 106,253
2005 20,176,844 105,671
2004 19,932,722 105,071
2003 19,720,737 104,464
2002 19,495,210 103,874
2001 19,274,701 103,288
2000 19,028,802 102,677
1999 18,812,264 102,046
1998 18,607,584 101,388
1997 18,423,037 100,674
1996 18,224,767 100,275
1995 18,004,882 100,225
1994 17,805,468 100,166
1993 17,634,808 100,103
1992 17,478,635 100,022
1991 17,284,036 99,895
1990 17,065,128 99,700
1989 16,814,416 99,403
1988 16,532,164 98,969
1987 16,263,874 98,376
1986 16,018,350 98,010
1985 15,788,312 97,984
1984 15,579,391 97,990
1983 15,393,472 97,998
1982 15,184,247 97,980
1981 14,923,260 97,909
1980 14,692,000 97,769
1979 14,514,000 97,544
1978 14,358,000 97,204
1977 14,192,000 96,725
1976 14,033,000 95,325
1975 13,893,000 93,017
1974 13,723,000 90,683
1973 13,380,000 88,805
1972 13,177,000 87,356
1971 12,937,000 85,896
1970 12,507,000 84,401
1969 12,263,000 82,885
1968 12,009,000 81,353
1967 11,799,000 79,814
1966 11,651,000 78,002
1965 11,388,000 75,924
1964 11,167,000 73,879
1963 10,950,000 71,885
1962 10,742,000 69,940
1961 10,483,000 68,037
1960 10,276,477 66,170

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/tonga | CC BY

From 2006 to 2016, the population of Australia increased by 3,739,941 people (a 18.3% growth), while Tonga lost 729 people (a 0.69% decline).

For the next 10 years, from 2016 to 2026, Australia gained 3,820,073 people (a 15.8% growth), while Tonga's population decreased by 2,241 people (a 2.12% decline).

Australia was ranked 54th most populous country in 2006 and is 55th in 2026. Tonga was ranked 182nd in 2006 and ranked 183rd 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 Tonga will increase by 1.51% to 104,844 people and will still be ranked 183rd.

Australia is projected to reach its peak in 2100 at 44.3M people compared to the peak of 118K people in 2100 for Tonga.

Population growth rate by year

Australia
Factual

Projection
Tonga
Factual

Projection
1x
Year Growth rate
Australia Tonga
2100 0.51% 0.03%
2099 0.52% 0.05%
2098 0.56% 0.03%
2097 0.55% 0.03%
2096 0.53% 0.07%
2095 0.52% 0.08%
2094 0.55% 0.07%
2093 0.56% 0.09%
2092 0.57% 0.1%
2091 0.57% 0.12%
2090 0.56% 0.13%
2089 0.58% 0.17%
2088 0.55% 0.18%
2087 0.54% 0.16%
2086 0.52% 0.19%
2085 0.52% 0.21%
2084 0.55% 0.25%
2083 0.54% 0.26%
2082 0.56% 0.25%
2081 0.54% 0.29%
2080 0.54% 0.31%
2079 0.55% 0.32%
2078 0.56% 0.32%
2077 0.54% 0.36%
2076 0.55% 0.34%
2075 0.56% 0.34%
2074 0.55% 0.35%
2073 0.55% 0.37%
2072 0.55% 0.37%
2071 0.57% 0.35%
2070 0.59% 0.33%
2069 0.59% 0.35%
2068 0.59% 0.35%
2067 0.59% 0.35%
2066 0.57% 0.3%
2065 0.56% 0.33%
2064 0.59% 0.32%
2063 0.59% 0.3%
2062 0.59% 0.29%
2061 0.58% 0.26%
2060 0.58% 0.26%
2059 0.62% 0.24%
2058 0.6% 0.23%
2057 0.6% 0.2%
2056 0.62% 0.2%
2055 0.62% 0.2%
2054 0.62% 0.2%
2053 0.62% 0.19%
2052 0.64% 0.2%
2051 0.65% 0.22%
2050 0.65% 0.2%
2049 0.69% 0.24%
2048 0.66% 0.22%
2047 0.7% 0.29%
2046 0.69% 0.29%
2045 0.69% 0.32%
2044 0.69% 0.27%
2043 0.71% 0.24%
2042 0.7% 0.24%
2041 0.7% 0.21%
2040 0.69% 0.16%
2039 0.72% 0.22%
2038 0.71% 0.13%
2037 0.74% 0.08%
2036 0.75% 0.05%
2035 0.75% 0.009%
2034 0.76% -0.02%
2033 0.77% -0.04%
2032 0.8% -0.13%
2031 0.82% -0.16%
2030 0.84% -0.25%
2029 0.88% -0.31%
2028 0.9% -0.34%
2027 0.92% -0.43%
2026 0.96% -0.44%
2025 1.54% -0.42%
2024 2% -0.4%
2023 2.46% -0.42%
2022 1.3% -0.42%
2021 0.14% -0.2%
2020 1.24% 0.03%
2019 1.49% 0.1%
2018 1.51% 0.2%
2017 1.66% -0.16%
2016 1.57% -0.54%
2015 1.45% -0.48%
2014 1.5% -0.44%
2013 1.74% -0.36%
2012 1.76% -0.1%
2011 1.4% 0.16%
2010 1.57% 0.18%
2009 2.08% 0.17%
2008 2.02% 0.28%
2007 1.84% 0.45%
2006 1.36% 0.55%
2005 1.22% 0.57%
2004 1.07% 0.58%
2003 1.16% 0.57%
2002 1.14% 0.57%
2001 1.29% 0.6%
2000 1.15% 0.62%
1999 1.1% 0.65%
1998 1% 0.71%
1997 1.09% 0.4%
1996 1.22% 0.05%
1995 1.12% 0.06%
1994 0.97% 0.06%
1993 0.89% 0.08%
1992 1.13% 0.13%
1991 1.28% 0.2%
1990 1.49% 0.3%
1989 1.71% 0.44%
1988 1.65% 0.6%
1987 1.53% 0.37%
1986 1.46% 0.03%
1985 1.34% -0.006%
1984 1.21% -0.008%
1983 1.38% 0.02%
1982 1.75% 0.07%
1981 1.57% 0.14%
1980 1.23% 0.23%
1979 1.09% 0.35%
1978 1.17% 0.5%
1977 1.13% 1.47%
1976 1.01% 2.48%
1975 1.24% 2.57%
1974 2.56% 2.11%
1973 1.54% 1.66%
1972 1.86% 1.7%
1971 3.44% 1.77%
1970 1.99% 1.83%
1969 2.12% 1.88%
1968 1.78% 1.93%
1967 1.27% 2.32%
1966 2.31% 2.74%
1965 1.98% 2.77%
1964 1.98% 2.77%
1963 1.94% 2.78%
1962 2.47% 2.8%
1961 2.01% 2.82%

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/tonga | CC BY

In 2025, the population of Australia grew by 1.54%, while Tonga's population declined by 0.42%.

Live population counters

Australia Tonga
Current population
28010980
103283
Population rank 55/197 183/197
Percent of world population 0.34% 0.001%
One net population change
1.25 minutes
20.3 hours
One birth every
1.81 minutes
3.65 hours
One death every
2.81 minutes
13.1 hours
Daily growth/decline +1,151 -1
Annual growth/decline +420,125 -433
Annual growth/decline rate +1.54% -0.42%
Population growth rate rank 68/197 181/197
One migration net change every
3.84 minutes
4.09 hours
Annual migration change +137,109 -2,150
Net migration rank 11/196 99/196
Foreign-born residents 8,111,404 3,581
Foreign-born residents rank 9/195 187/195
Foreign-born share of population 30.4% 3.4%
Foreign-born share rank 18/195 113/195

Natural population change vs migration

Australia
Natural

Migration
Tonga
Natural

Migration
1x
Year Population change
Australia Tonga
Natural Migration Natural Migration
2025 - 137,109 - -2,150
2024 103,773 138,510 1,729 -2,149
2023 104,641 140,232 1,744 -2,173
2022 111,881 140,972 1,772 -2,218
2021 138,701 116,768 1,773 -2,220
2020 133,376 44,447 1,816 -1,807
2019 136,808 207,142 1,841 -1,778
2018 157,269 226,412 1,873 -1,723
2017 150,015 255,023 1,912 -1,642
2016 152,403 254,648 1,989 -2,591
2015 150,041 212,350 2,064 -2,610
2014 154,940 200,177 2,135 -2,622
2013 159,584 215,823 2,199 -2,637
2012 161,408 235,776 2,255 -2,578
2011 156,380 197,657 2,298 -2,198
2010 158,628 166,752 2,332 -2,097
2009 160,518 235,628 2,358 -2,204
2008 155,119 275,773 2,397 -2,177
2007 154,124 249,873 2,423 -2,057
2006 132,931 191,985 2,459 -1,875
2005 129,132 131,371 2,495 -1,906
2004 115,610 110,072 2,478 -1,876
2003 118,325 104,437 2,448 -1,844
2002 116,971 108,852 2,396 -1,815
2001 117,575 117,552 2,358 -1,766
2000 119,882 111,186 2,346 -1,721
1999 118,517 92,900 2,352 -1,710
1998 120,949 81,310 2,344 -1,665
1997 121,592 67,661 2,332 -1,589
1996 125,751 82,965 2,393 -2,338
1995 131,436 80,456 2,476 -2,422
1994 131,761 51,941 2,547 -2,484
1993 137,551 23,833 2,594 -2,532
1992 139,829 40,767 2,622 -2,524
1991 138,273 68,847 2,637 -2,484
1990 143,347 100,093 2,641 -2,409
1989 127,789 144,042 2,644 -2,280
1988 127,298 153,330 2,649 -2,138
1987 128,484 136,421 2,646 -1,970
1986 123,342 113,061 2,704 -2,650
1985 143,674 98,327 2,762 -2,775
1984 123,077 79,617 2,814 -2,823
1983 130,844 73,251 2,840 -2,840
1982 126,030 111,722 2,853 -2,814
1981 125,356 121,921 2,882 -2,778
1980 117,536 89,189 2,885 -2,708
1979 116,112 52,137 2,884 -2,604
1978 116,299 45,832 2,862 -2,457
1977 117,793 44,946 2,822 -2,273
1976 115,070 32,792 2,769 -523
1975 123,648 25,336 2,709 -346
1974 128,996 56,167 2,650 -344
1973 136,476 62,928 2,617 -1,168
1972 155,488 54,895 2,605 -1,153
1971 165,593 223,991 2,611 -1,138
1970 145,081 256,295 2,628 -1,122
1969 143,477 108,770 2,632 -1,101
1968 132,099 100,963 2,614 -1,078
1967 126,249 80,904 2,603 -1,060
1966 126,996 110,864 2,550 -465
1965 122,990 118,891 2,498 -426
1964 128,420 91,588 2,445 -428
1963 140,161 73,237 2,394 -426
1962 143,943 58,315 2,343 -420
1961 150,955 64,495 2,284 -401
1960 141,816 85,707 2,230 -384

Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).

GeoRank.org/population/australia/tonga | 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 Tonga 47% is from natural causes (a gain of 18,513 people) and 53% is from migration (a loss of 20,911 people).

As of 2024, 8,111,404 residents or 30.4% of the population were not native-born in Australia, compared to 3,581 people or 3.4% in Tonga.

Biggest cities by population

Australia
City Population
Sydney 5.45M
Melbourne 5.35M
Brisbane 2.71M
Perth 2.14M
Adelaide 1.39M
Gold Coast 608K
Canberra 381K
Sunshine Coast 284K
Wollongong 262K
Ipswich 233K
Tonga
City Population
Nukualofa 23.2K
Mua 5K

Compare countries by 7 more topics

Population map with other countries

1x

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/tonga | CC BY

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Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-07-08)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-07-08)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-07-08)
  4. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)
  5. Wikidata (2026, retrieved 2026-07-08)

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