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

Updated on by Georank team

The latest officially reported population of Australia was 27,196,812 in 2024 vs 91,567,738 people in Iran in 2024. In 2026, based on the adjusted UN estimation, the current Australia's population is 27,799,169 people compared to 93,468,444 in Iran.

Population statistics:

  • Iran's population is 3.36 times bigger than Australia's.
  • Australia is ranked the 55th most populous country in the world, while Iran is the 17th.
  • The countries together account for 1.46% of the world: 0.34% for Australia vs 1.13% for Iran.
  • For the last 10 years, Australia has had an average growth rate of +1.49% per year vs +1.19% in Iran.
  • Since 2006, the population of Australia has increased from 20.5M people to 27.8M (35.9% growth), while Iran has grown from 73.4M to 93.5M (27.4% growth).

Australia vs Iran: population by year and forecast

Australia
Factual

Projection
Iran
Factual

Projection
1x
Year Population
Australia Iran
2100 44,031,396 80,713,760
2099 43,809,392 81,246,718
2098 43,581,416 81,770,953
2097 43,339,542 82,295,714
2096 43,103,046 82,818,575
2095 42,875,281 83,338,446
2094 42,654,231 83,854,648
2093 42,420,140 84,371,569
2092 42,183,554 84,888,626
2091 41,942,760 85,410,099
2090 41,703,255 85,934,675
2089 41,471,675 86,466,409
2088 41,232,214 87,004,165
2087 41,005,392 87,549,685
2086 40,785,916 88,105,571
2085 40,573,592 88,668,329
2084 40,363,192 89,239,709
2083 40,140,606 89,817,194
2082 39,925,452 90,402,538
2081 39,703,018 90,995,822
2080 39,490,533 91,595,122
2079 39,277,415 92,196,842
2078 39,063,163 92,801,160
2077 38,847,269 93,405,954
2076 38,637,253 94,007,669
2075 38,425,571 94,606,607
2074 38,212,169 95,197,577
2073 38,002,408 95,783,994
2072 37,795,438 96,355,853
2071 37,589,598 96,915,335
2070 37,376,868 97,460,813
2069 37,159,014 97,988,897
2068 36,939,616 98,496,927
2067 36,721,604 98,978,509
2066 36,504,952 99,439,391
2065 36,297,175 99,877,457
2064 36,095,981 100,288,977
2063 35,883,588 100,668,199
2062 35,673,924 101,017,348
2061 35,465,080 101,332,810
2060 35,260,552 101,612,261
2059 35,055,719 101,858,931
2058 34,839,385 102,061,144
2057 34,630,577 102,228,085
2056 34,422,531 102,358,266
2055 34,208,970 102,449,092
2054 33,996,776 102,498,594
2053 33,788,097 102,508,245
2052 33,580,016 102,480,373
2051 33,366,925 102,417,847
2050 33,152,099 102,318,917
2049 32,937,633 102,189,816
2048 32,711,001 102,024,233
2047 32,496,856 101,832,213
2046 32,269,549 101,613,554
2045 32,047,969 101,371,784
2044 31,829,535 101,104,998
2043 31,610,306 100,818,045
2042 31,387,780 100,512,032
2041 31,168,179 100,188,214
2040 30,952,283 99,849,875
2039 30,740,454 99,501,869
2038 30,521,772 99,137,385
2037 30,307,856 98,759,167
2036 30,085,861 98,366,612
2035 29,862,898 97,963,082
2034 29,641,453 97,546,148
2033 29,418,053 97,118,106
2032 29,191,922 96,671,440
2031 28,959,421 96,204,118
2030 28,722,798 95,718,604
2029 28,484,745 95,195,996
2028 28,236,324 94,623,034
2027 27,984,287 93,987,260
2026 27,730,530 93,276,075
2025 27,466,430 92,478,162
2024 27,196,812 91,567,738
2023 26,659,922 90,608,707
2022 26,018,721 89,524,246
2021 25,685,412 88,455,488
2020 25,649,248 87,723,443
2019 25,334,826 87,051,648
2018 24,963,258 86,117,998
2017 24,592,588 85,026,754
2016 24,190,907 83,812,228
2015 23,815,995 82,619,362
2014 23,475,686 81,502,045
2013 23,128,129 80,414,686
2012 22,733,465 79,370,580
2011 22,340,024 78,383,598
2010 22,031,750 77,420,842
2009 21,691,653 76,457,825
2008 21,249,199 75,514,204
2007 20,827,622 74,602,648
2006 20,450,966 73,392,747
2005 20,176,844 71,828,455
2004 19,932,722 70,256,316
2003 19,720,737 68,769,340
2002 19,495,210 68,011,317
2001 19,274,701 67,452,005
2000 19,028,802 66,418,659
1999 18,812,264 65,445,391
1998 18,607,584 64,519,859
1997 18,423,037 63,639,638
1996 18,224,767 62,881,300
1995 18,004,882 62,205,567
1994 17,805,468 61,520,598
1993 17,634,808 61,403,543
1992 17,478,635 61,184,983
1991 17,284,036 59,986,931
1990 17,065,128 58,380,092
1989 16,814,416 56,704,914
1988 16,532,164 55,072,694
1987 16,263,874 53,323,493
1986 16,018,350 51,446,045
1985 15,788,312 49,582,289
1984 15,579,391 47,793,998
1983 15,393,472 46,029,535
1982 15,184,247 44,272,141
1981 14,923,260 41,989,312
1980 14,692,000 39,842,324
1979 14,514,000 38,424,952
1978 14,358,000 37,126,535
1977 14,192,000 35,933,181
1976 14,033,000 34,837,271
1975 13,893,000 33,802,973
1974 13,723,000 32,796,463
1973 13,380,000 31,839,838
1972 13,177,000 30,921,179
1971 12,937,000 30,029,071
1970 12,507,000 29,145,100
1969 12,263,000 28,273,482
1968 12,009,000 27,437,391
1967 11,799,000 26,628,432
1966 11,651,000 25,829,270
1965 11,388,000 25,036,978
1964 11,167,000 24,262,859
1963 10,950,000 23,519,005
1962 10,742,000 22,807,907
1961 10,483,000 22,125,726
1960 10,276,477 21,470,434

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1960–2024, retrieved 2026-04-06).

GeoRank.org/population/australia/iran | CC BY

From 2006 to 2016, the population of Australia increased by 3,739,941 people (a 18.3% growth), while Iran gained 10,419,481 people (a 14.2% growth).

For the next 10 years, from 2016 to 2026, Australia gained 3,608,262 people (a 14.9% growth), while Iran's population increased by 9,656,216 people (a 11.5% growth).

Australia was ranked 54th most populous country in 2006 and is 55th in 2026. Iran was ranked 17th in 2006 and still ranked 17th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Australia's population will grow by 19.3% to 33,152,099 people with a rank change from 55th to 59th. The population of Iran will increase by 9.47% to 102,318,917 people and rank change from 17th to 18th.

Australia is projected to reach its peak in 2100 at 44M people compared to the peak of 103M people in 2053 for Iran.

Population growth rate by year

Australia
Factual

Projection
Iran
Factual

Projection
1x
Year Growth rate
Australia Iran
2100 0.51% -0.66%
2099 0.52% -0.64%
2098 0.56% -0.64%
2097 0.55% -0.63%
2096 0.53% -0.62%
2095 0.52% -0.62%
2094 0.55% -0.61%
2093 0.56% -0.61%
2092 0.57% -0.61%
2091 0.57% -0.61%
2090 0.56% -0.61%
2089 0.58% -0.62%
2088 0.55% -0.62%
2087 0.54% -0.63%
2086 0.52% -0.63%
2085 0.52% -0.64%
2084 0.55% -0.64%
2083 0.54% -0.65%
2082 0.56% -0.65%
2081 0.54% -0.65%
2080 0.54% -0.65%
2079 0.55% -0.65%
2078 0.56% -0.65%
2077 0.54% -0.64%
2076 0.55% -0.63%
2075 0.56% -0.62%
2074 0.55% -0.61%
2073 0.55% -0.59%
2072 0.55% -0.58%
2071 0.57% -0.56%
2070 0.59% -0.54%
2069 0.59% -0.52%
2068 0.59% -0.49%
2067 0.59% -0.46%
2066 0.57% -0.44%
2065 0.56% -0.41%
2064 0.59% -0.38%
2063 0.59% -0.35%
2062 0.59% -0.31%
2061 0.58% -0.28%
2060 0.58% -0.24%
2059 0.62% -0.2%
2058 0.6% -0.16%
2057 0.6% -0.13%
2056 0.62% -0.09%
2055 0.62% -0.05%
2054 0.62% -0.009%
2053 0.62% 0.03%
2052 0.64% 0.06%
2051 0.65% 0.1%
2050 0.65% 0.13%
2049 0.69% 0.16%
2048 0.66% 0.19%
2047 0.7% 0.22%
2046 0.69% 0.24%
2045 0.69% 0.26%
2044 0.69% 0.28%
2043 0.71% 0.3%
2042 0.7% 0.32%
2041 0.7% 0.34%
2040 0.69% 0.35%
2039 0.72% 0.37%
2038 0.71% 0.38%
2037 0.74% 0.4%
2036 0.75% 0.41%
2035 0.75% 0.43%
2034 0.76% 0.44%
2033 0.77% 0.46%
2032 0.8% 0.49%
2031 0.82% 0.51%
2030 0.84% 0.55%
2029 0.88% 0.61%
2028 0.9% 0.68%
2027 0.92% 0.76%
2026 0.96% 0.86%
2025 0.99% 0.99%
2024 2.01% 1.06%
2023 2.46% 1.21%
2022 1.3% 1.21%
2021 0.14% 0.83%
2020 1.24% 0.77%
2019 1.49% 1.08%
2018 1.51% 1.28%
2017 1.66% 1.45%
2016 1.57% 1.44%
2015 1.45% 1.37%
2014 1.5% 1.35%
2013 1.74% 1.32%
2012 1.76% 1.26%
2011 1.4% 1.24%
2010 1.57% 1.26%
2009 2.08% 1.25%
2008 2.02% 1.22%
2007 1.84% 1.65%
2006 1.36% 2.18%
2005 1.22% 2.24%
2004 1.07% 2.16%
2003 1.16% 1.11%
2002 1.14% 0.83%
2001 1.29% 1.56%
2000 1.15% 1.49%
1999 1.1% 1.43%
1998 1% 1.38%
1997 1.09% 1.21%
1996 1.22% 1.09%
1995 1.12% 1.11%
1994 0.97% 0.19%
1993 0.89% 0.36%
1992 1.13% 2%
1991 1.28% 2.75%
1990 1.49% 2.95%
1989 1.71% 2.96%
1988 1.65% 3.28%
1987 1.53% 3.65%
1986 1.46% 3.76%
1985 1.34% 3.74%
1984 1.21% 3.83%
1983 1.38% 3.97%
1982 1.75% 5.44%
1981 1.57% 5.39%
1980 1.23% 3.69%
1979 1.09% 3.5%
1978 1.17% 3.32%
1977 1.13% 3.15%
1976 1.01% 3.06%
1975 1.24% 3.07%
1974 2.56% 3%
1973 1.54% 2.97%
1972 1.86% 2.97%
1971 3.44% 3.03%
1970 1.99% 3.08%
1969 2.12% 3.05%
1968 1.78% 3.04%
1967 1.27% 3.09%
1966 2.31% 3.16%
1965 1.98% 3.19%
1964 1.98% 3.16%
1963 1.94% 3.12%
1962 2.47% 3.08%
1961 2.01% 3.05%

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1961–2024, retrieved 2026-04-06).

GeoRank.org/population/australia/iran | CC BY

In 2024, the population of Australia grew by 2.01%, while Iran's population grew by 1.06%.

Live population counters

Australia Iran
Current population
27799169
93468444
Population rank 55/197 17/197
Percent of world population 0.34% 1.13%
One net population change
58.7 seconds
32.9 seconds
One birth every
1.83 minutes
26.9 seconds
One death every
2.86 minutes
1.24 minutes
Daily growth/decline +1,471 +2,627
Annual growth/decline +536,890 +959,031
Annual growth/decline rate +2.01% +1.06%
Population growth rate rank 51/197 98/197
One migration net change every
3.84 minutes
4.51 minutes
Annual migration change +137,109 +116,786
Net migration rank 11/196 14/196
Foreign-born residents 8,111,404 3,840,654
Foreign-born residents rank 9/195 17/195
Foreign-born share of population 30.4% 4.2%
Foreign-born share rank 18/195 103/195

Natural population change vs migration

Australia
Natural

Migration
Iran
Natural

Migration
1x
Year Population change
Australia Iran
Natural Migration Natural Migration
2025 - 137,109 - 116,786
2024 - 138,510 - 190,156
2023 103,974 140,232 750,150 262,044
2022 111,881 140,972 753,525 403,190
2021 138,701 116,768 645,725 334,967
2020 133,376 44,447 663,978 -180,680
2019 136,808 207,142 893,063 -32,794
2018 157,269 226,412 1,035,052 -27,946
2017 150,015 255,023 1,140,549 34,849
2016 152,403 254,648 1,186,949 66,630
2015 150,041 212,350 1,178,317 -46,239
2014 154,940 200,177 1,158,552 -56,042
2013 159,584 215,823 1,119,533 -47,322
2012 161,408 235,776 1,073,804 -57,823
2011 156,380 197,657 1,023,925 -65,924
2010 158,628 166,752 980,380 -12,849
2009 160,518 235,628 958,322 211
2008 155,119 275,773 940,983 -12,184
2007 154,124 249,873 919,254 -24,950
2006 132,931 191,985 884,529 640,932
2005 129,132 131,371 837,305 765,873
2004 115,610 110,072 801,203 739,996
2003 118,325 104,437 732,600 700,222
2002 116,971 108,852 752,205 -668,962
2001 117,575 117,552 743,658 291,692
2000 119,882 111,186 731,203 300,133
1999 118,517 92,900 723,237 191,988
1998 120,949 81,310 717,655 218,171
1997 121,592 67,661 726,574 98,009
1996 125,751 82,965 784,508 -92,435
1995 131,436 80,456 879,648 -220,258
1994 131,761 51,941 1,008,076 -297,487
1993 137,551 23,833 1,219,658 -1,696,091
1992 139,829 40,767 1,365,466 -451,945
1991 138,273 68,847 1,495,594 -13,059
1990 143,347 100,093 1,530,434 200,711
1989 127,789 144,042 1,609,739 9,460
1988 127,298 153,330 1,614,512 30,688
1987 128,484 136,421 1,639,644 213,524
1986 123,342 113,061 1,659,289 242,411
1985 143,674 98,327 1,661,750 163,999
1984 123,077 79,617 1,653,051 97,748
1983 130,844 73,251 1,573,612 204,544
1982 126,030 111,722 1,514,240 222,390
1981 125,356 121,921 1,376,830 1,452,169
1980 117,536 89,189 1,361,293 103,674
1979 116,112 52,137 1,294,306 75,451
1978 116,299 45,832 1,156,974 70,088
1977 117,793 44,946 1,091,542 68,093
1976 115,070 32,792 1,013,347 18,825
1975 123,648 25,336 929,481 106,921
1974 128,996 56,167 873,369 103,252
1973 136,476 62,928 831,880 104,779
1972 155,488 54,895 804,043 96,614
1971 165,593 223,991 805,830 77,717
1970 145,081 256,295 794,612 89,757
1969 143,477 108,770 780,660 78,196
1968 132,099 100,963 743,992 69,342
1967 126,249 80,904 727,276 77,313
1966 126,996 110,864 695,040 98,709
1965 122,990 118,891 663,029 127,808
1964 128,420 91,588 635,589 121,817
1963 140,161 73,237 620,126 110,190
1962 143,943 58,315 595,538 96,332
1961 150,955 64,495 594,674 77,811
1960 141,816 85,707 584,060 54,041

Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).

GeoRank.org/population/australia/iran | CC BY

Over the last 10 years, 43.6% of the population change in Australia is from natural causes (a gain of 1,389,408 people) and 56.4% is from migration (a gain of 1,798,171 people). In Iran 92.5% is from natural causes (a gain of 9,405,860 people) and 7.46% is from migration (a gain of 757,979 people).

As of 2024, 8,111,404 residents or 30.4% of the population were not native-born in Australia, compared to 3,840,654 people or 4.2% in Iran.

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
Iran
City Population
Tehran 8.69M
Mashhad 3M
Isfahan 1.96M
Karaj 1.59M
Shiraz 1.57M
Tabriz 1.56M
Qom 1.2M
Ahvaz 1.18M
Kermanshah 947K
Urmia 736K

Compare countries by 7 more topics

Population map with other countries

1x

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (1960–2026, retrieved 2026-03-10); U.S. Census Bureau (1960–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).

GeoRank.org/population/australia/iran | CC BY

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Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-03-10)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
  4. Wikidata (2026, retrieved 2026-02-08)
  5. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)

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