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Population in Australia compared to South Korea: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Australia was 27,614,411 in 2025 vs 51,684,564 people in South Korea in 2025. In 2026, based on the adjusted UN estimation, the current Australia's population is 28,010,980 people compared to 51,624,449 in South Korea.

Population statistics:

  • South Korea's population is 1.84 times bigger than Australia's.
  • Australia is ranked the 55th most populous country in the world, while South Korea is the 31st.
  • The countries together account for 0.96% of the world: 0.34% for Australia vs 0.62% for South Korea.
  • For the last 10 years, Australia has had an average growth rate of +1.49% per year vs +0.17% in South Korea.
  • Since 2006, the population of Australia has increased from 20.5M people to 28M (37% growth), while South Korea has grown from 48.4M to 51.6M (6.58% growth).

Australia vs South Korea: population by year and forecast

Australia
Factual

Projection
South Korea
Factual

Projection
1x
Year Population
Australia South Korea
2100 44,268,623 22,001,649
2099 44,045,424 22,324,514
2098 43,816,219 22,657,541
2097 43,573,042 22,998,315
2096 43,335,272 23,348,632
2095 43,106,279 23,711,049
2094 42,884,039 24,081,510
2093 42,648,686 24,460,970
2092 42,410,825 24,848,715
2091 42,168,735 25,242,926
2090 41,927,939 25,642,926
2089 41,695,112 26,048,094
2088 41,454,360 26,457,020
2087 41,226,316 26,871,556
2086 41,005,658 27,288,450
2085 40,792,190 27,710,065
2084 40,580,657 28,133,600
2083 40,356,871 28,564,090
2082 40,140,558 28,998,646
2081 39,916,925 29,441,497
2080 39,703,296 29,887,135
2079 39,489,029 30,337,095
2078 39,273,623 30,793,984
2077 39,056,566 31,258,278
2076 38,845,418 31,728,826
2075 38,632,596 32,205,338
2074 38,418,045 32,689,892
2073 38,207,153 33,180,187
2072 37,999,068 33,679,874
2071 37,792,119 34,187,068
2070 37,578,242 34,702,204
2069 37,359,215 35,224,472
2068 37,138,635 35,745,164
2067 36,919,449 36,274,411
2066 36,701,629 36,808,495
2065 36,492,733 37,349,660
2064 36,290,454 37,897,742
2063 36,076,918 38,450,082
2062 35,866,124 39,009,227
2061 35,656,154 39,565,102
2060 35,450,525 40,130,032
2059 35,244,589 40,692,438
2058 35,027,089 41,256,780
2057 34,817,156 41,813,259
2056 34,607,988 42,356,530
2055 34,393,278 42,888,143
2054 34,179,940 43,405,840
2053 33,970,136 43,917,075
2052 33,760,935 44,419,192
2051 33,546,695 44,901,452
2050 33,330,712 45,362,931
2049 33,115,090 45,809,553
2048 32,887,237 46,235,718
2047 32,671,939 46,645,885
2046 32,443,408 47,033,200
2045 32,220,633 47,409,815
2044 32,001,023 47,773,842
2043 31,780,612 48,120,989
2042 31,556,888 48,455,085
2041 31,336,104 48,782,206
2040 31,119,045 49,091,438
2039 30,906,074 49,388,464
2038 30,686,214 49,669,835
2037 30,471,145 49,932,869
2036 30,247,954 50,175,947
2035 30,023,790 50,401,135
2034 29,801,152 50,607,994
2033 29,576,548 50,796,030
2032 29,349,199 50,961,878
2031 29,115,445 51,109,725
2030 28,877,548 51,242,628
2029 28,638,212 51,360,529
2028 28,388,452 51,461,403
2027 28,135,058 51,551,313
2026 27,879,933 51,624,449
2025 27,614,411 51,684,564
2024 27,194,286 51,751,065
2023 26,659,922 51,712,619
2022 26,018,721 51,672,569
2021 25,685,412 51,769,539
2020 25,649,248 51,836,239
2019 25,334,826 51,764,822
2018 24,963,258 51,585,058
2017 24,592,588 51,361,911
2016 24,190,907 51,217,803
2015 23,815,995 51,014,947
2014 23,475,686 50,746,659
2013 23,128,129 50,428,893
2012 22,733,465 50,199,853
2011 22,340,024 49,936,638
2010 22,031,750 49,554,112
2009 21,691,653 49,307,835
2008 21,249,199 49,054,708
2007 20,827,622 48,683,638
2006 20,450,966 48,438,292
2005 20,176,844 48,184,561
2004 19,932,722 48,082,519
2003 19,720,737 47,892,330
2002 19,495,210 47,644,736
2001 19,274,701 47,370,164
2000 19,028,802 47,008,111
1999 18,812,264 46,616,677
1998 18,607,584 46,286,503
1997 18,423,037 45,953,580
1996 18,224,767 45,524,681
1995 18,004,882 45,092,991
1994 17,805,468 44,641,540
1993 17,634,808 44,194,628
1992 17,478,635 43,747,962
1991 17,284,036 43,295,704
1990 17,065,128 42,869,283
1989 16,814,416 42,449,038
1988 16,532,164 42,031,247
1987 16,263,874 41,621,690
1986 16,018,350 41,213,674
1985 15,788,312 40,805,744
1984 15,579,391 40,405,956
1983 15,393,472 39,910,403
1982 15,184,247 39,326,352
1981 14,923,260 38,723,248
1980 14,692,000 38,123,775
1979 14,514,000 37,534,236
1978 14,358,000 36,969,185
1977 14,192,000 36,411,795
1976 14,033,000 35,848,523
1975 13,893,000 35,280,725
1974 13,723,000 34,692,266
1973 13,380,000 34,103,149
1972 13,177,000 33,505,406
1971 12,937,000 32,882,704
1970 12,507,000 32,240,827
1969 12,263,000 31,544,266
1968 12,009,000 30,838,302
1967 11,799,000 30,130,983
1966 11,651,000 29,435,571
1965 11,388,000 28,704,674
1964 11,167,000 27,984,155
1963 10,950,000 27,261,747
1962 10,742,000 26,513,030
1961 10,483,000 25,765,673
1960 10,276,477 25,012,374

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/south-korea | CC BY

From 2006 to 2016, the population of Australia increased by 3,739,941 people (a 18.3% growth), while South Korea gained 2,779,511 people (a 5.74% growth).

For the next 10 years, from 2016 to 2026, Australia gained 3,820,073 people (a 15.8% growth), while South Korea's population increased by 406,646 people (a 0.79% growth).

Australia was ranked 54th most populous country in 2006 and is 55th in 2026. South Korea was ranked 25th in 2006 and ranked 31st 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 South Korea will decrease by 12.1% to 45,362,931 people and rank change from 31st to 48th.

Australia is projected to reach its peak in 2100 at 44.3M people, while South Korea's population already peaked in 2020 at 51.8M people and is projected to decrease to 22M people by 2100.

Population growth rate by year

Australia
Factual

Projection
South Korea
Factual

Projection
1x
Year Growth rate
Australia South Korea
2100 0.51% -1.45%
2099 0.52% -1.47%
2098 0.56% -1.48%
2097 0.55% -1.5%
2096 0.53% -1.53%
2095 0.52% -1.54%
2094 0.55% -1.55%
2093 0.56% -1.56%
2092 0.57% -1.56%
2091 0.57% -1.56%
2090 0.56% -1.56%
2089 0.58% -1.55%
2088 0.55% -1.54%
2087 0.54% -1.53%
2086 0.52% -1.52%
2085 0.52% -1.51%
2084 0.55% -1.51%
2083 0.54% -1.5%
2082 0.56% -1.5%
2081 0.54% -1.49%
2080 0.54% -1.48%
2079 0.55% -1.48%
2078 0.56% -1.49%
2077 0.54% -1.48%
2076 0.55% -1.48%
2075 0.56% -1.48%
2074 0.55% -1.48%
2073 0.55% -1.48%
2072 0.55% -1.48%
2071 0.57% -1.48%
2070 0.59% -1.48%
2069 0.59% -1.46%
2068 0.59% -1.46%
2067 0.59% -1.45%
2066 0.57% -1.45%
2065 0.56% -1.45%
2064 0.59% -1.44%
2063 0.59% -1.43%
2062 0.59% -1.4%
2061 0.58% -1.41%
2060 0.58% -1.38%
2059 0.62% -1.37%
2058 0.6% -1.33%
2057 0.6% -1.28%
2056 0.62% -1.24%
2055 0.62% -1.19%
2054 0.62% -1.16%
2053 0.62% -1.13%
2052 0.64% -1.07%
2051 0.65% -1.02%
2050 0.65% -0.97%
2049 0.69% -0.92%
2048 0.66% -0.88%
2047 0.7% -0.82%
2046 0.69% -0.79%
2045 0.69% -0.76%
2044 0.69% -0.72%
2043 0.71% -0.69%
2042 0.7% -0.67%
2041 0.7% -0.63%
2040 0.69% -0.6%
2039 0.72% -0.57%
2038 0.71% -0.53%
2037 0.74% -0.48%
2036 0.75% -0.45%
2035 0.75% -0.41%
2034 0.76% -0.37%
2033 0.77% -0.33%
2032 0.8% -0.29%
2031 0.82% -0.26%
2030 0.84% -0.23%
2029 0.88% -0.2%
2028 0.9% -0.17%
2027 0.92% -0.14%
2026 0.96% -0.12%
2025 1.54% -0.13%
2024 2% 0.07%
2023 2.46% 0.08%
2022 1.3% -0.19%
2021 0.14% -0.13%
2020 1.24% 0.14%
2019 1.49% 0.35%
2018 1.51% 0.43%
2017 1.66% 0.28%
2016 1.57% 0.4%
2015 1.45% 0.53%
2014 1.5% 0.63%
2013 1.74% 0.46%
2012 1.76% 0.53%
2011 1.4% 0.77%
2010 1.57% 0.5%
2009 2.08% 0.52%
2008 2.02% 0.76%
2007 1.84% 0.51%
2006 1.36% 0.53%
2005 1.22% 0.21%
2004 1.07% 0.4%
2003 1.16% 0.52%
2002 1.14% 0.58%
2001 1.29% 0.77%
2000 1.15% 0.84%
1999 1.1% 0.71%
1998 1% 0.72%
1997 1.09% 0.94%
1996 1.22% 0.96%
1995 1.12% 1.01%
1994 0.97% 1.01%
1993 0.89% 1.02%
1992 1.13% 1.04%
1991 1.28% 0.99%
1990 1.49% 0.99%
1989 1.71% 0.99%
1988 1.65% 0.98%
1987 1.53% 0.99%
1986 1.46% 1%
1985 1.34% 0.99%
1984 1.21% 1.24%
1983 1.38% 1.49%
1982 1.75% 1.56%
1981 1.57% 1.57%
1980 1.23% 1.57%
1979 1.09% 1.53%
1978 1.17% 1.53%
1977 1.13% 1.57%
1976 1.01% 1.61%
1975 1.24% 1.7%
1974 2.56% 1.73%
1973 1.54% 1.78%
1972 1.86% 1.89%
1971 3.44% 1.99%
1970 1.99% 2.21%
1969 2.12% 2.29%
1968 1.78% 2.35%
1967 1.27% 2.36%
1966 2.31% 2.55%
1965 1.98% 2.57%
1964 1.98% 2.65%
1963 1.94% 2.82%
1962 2.47% 2.9%
1961 2.01% 3.01%

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/south-korea | CC BY

In 2025, the population of Australia grew by 1.54%, while South Korea's population declined by 0.13%.

Live population counters

Australia South Korea
Current population
28010980
51624449
Population rank 55/197 31/197
Percent of world population 0.34% 0.62%
One net population change
1.25 minutes
7.93 minutes
One birth every
1.81 minutes
2.16 minutes
One death every
2.81 minutes
1.45 minutes
Daily growth/decline +1,151 -182
Annual growth/decline +420,125 -66,501
Annual growth/decline rate +1.54% -0.13%
Population growth rate rank 68/197 169/197
One migration net change every
3.84 minutes
8.02 minutes
Annual migration change +137,109 +65,731
Net migration rank 11/196 20/196
Foreign-born residents 8,111,404 1,811,507
Foreign-born residents rank 9/195 40/195
Foreign-born share of population 30.4% 3.5%
Foreign-born share rank 18/195 111/195

Natural population change vs migration

Australia
Natural

Migration
South Korea
Natural

Migration
1x
Year Population change
Australia South Korea
Natural Migration Natural Migration
2025 - 137,109 - 65,731
2024 103,773 138,510 -119,027 75,963
2023 104,641 140,232 -124,111 87,800
2022 111,881 140,972 -124,014 87,800
2021 138,701 116,768 -56,947 -16,778
2020 133,376 44,447 -31,101 112,631
2019 136,808 207,142 10,353 128,622
2018 157,269 226,412 30,951 118,220
2017 150,015 255,023 71,907 104,029
2016 152,403 254,648 122,923 91,568
2015 150,041 212,350 163,248 276,427
2014 154,940 200,177 167,464 308,037
2013 159,584 215,823 166,415 301,926
2012 161,408 235,776 215,859 281,866
2011 156,380 197,657 214,728 269,958
2010 158,628 166,752 213,083 52,042
2009 160,518 235,628 197,231 5,308
2008 155,119 275,773 215,841 -19,630
2007 154,124 249,873 248,286 -42,293
2006 132,931 191,985 203,441 -28,434
2005 129,132 131,371 187,920 -47,821
2004 115,610 110,072 225,988 -42,549
2003 118,325 104,437 244,251 -31,994
2002 116,971 108,852 247,752 -18,105
2001 117,575 117,552 312,643 -28,006
2000 119,882 111,186 390,167 -84,960
1999 118,517 92,900 368,272 -107,448
1998 120,949 81,310 393,436 -98,044
1997 121,592 67,661 422,773 -109,130
1996 125,751 82,965 446,142 -115,705
1995 131,436 80,456 468,967 -208,491
1994 131,761 51,941 473,200 -208,309
1993 137,551 23,833 477,302 -222,802
1992 139,829 40,767 494,352 -265,849
1991 138,273 68,847 467,594 -270,754
1990 143,347 100,093 411,546 79,294
1989 127,789 144,042 403,266 186,120
1988 127,298 153,330 399,297 192,534
1987 128,484 136,421 378,758 198,057
1986 123,342 113,061 395,651 189,782
1985 143,674 98,327 416,219 97,949
1984 123,077 79,617 436,384 101,394
1983 130,844 73,251 514,844 102,167
1982 126,030 111,722 605,626 48,638
1981 125,356 121,921 631,189 18,442
1980 117,536 89,189 583,294 -148,341
1979 116,112 52,137 623,068 -139,566
1978 116,299 45,832 499,084 -85,721
1977 117,793 44,946 578,947 -90,737
1976 115,070 32,792 530,558 -92,314
1975 123,648 25,336 603,300 -52,332
1974 128,996 56,167 673,030 27,005
1973 136,476 62,928 699,115 35,779
1972 155,488 54,895 740,469 25,382
1971 165,593 223,991 789,185 -6,326
1970 145,081 256,295 747,987 -27,999
1969 143,477 108,770 694,227 -21,175
1968 132,099 100,963 684,487 -16,868
1967 126,249 80,904 692,169 -16,484
1966 126,996 110,864 623,534 -16,688
1965 122,990 118,891 641,090 -146,386
1964 128,420 91,588 655,501 -102,284
1963 140,161 73,237 685,824 -80,226
1962 143,943 58,315 712,590 -94,606
1961 150,955 64,495 730,173 -93,179
1960 141,816 85,707 728,010 47,245

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

GeoRank.org/population/australia/south-korea | 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 South Korea 4.97% is from natural causes (a loss of 55,818 people) and 95% is from migration (a gain of 1,066,282 people).

As of 2024, 8,111,404 residents or 30.4% of the population were not native-born in Australia, compared to 1,811,507 people or 3.5% in South Korea.

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
South Korea
City Population
Seoul 9.67M
Busan 3.45M
Incheon 3.05M
Daegu 2.38M
Daejeon 1.48M
Gwangju 1.41M
Suwon 1.23M
Ulsan 1.13M
Yongin 1.08M
Goyang 1.06M

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/south-korea | 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. Wikidata (2026, retrieved 2026-07-08)
  5. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)

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