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Population in Australia compared to Saint Lucia: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Australia was 27,614,411 in 2025 vs 180,149 people in Saint Lucia in 2025. In 2026, based on the adjusted UN estimation, the current Australia's population is 28,010,980 people compared to 180,676 in Saint Lucia.

Population statistics:

  • Australia's population is 155 times bigger than Saint Lucia's.
  • Australia is ranked the 55th most populous country in the world, while Saint Lucia is the 178th.
  • The countries together account for 0.34% of the world: 0.34% for Australia vs 0.002% for Saint Lucia.
  • For the last 10 years, Australia has had an average growth rate of +1.49% per year vs +0.31% in Saint Lucia.
  • Since 2006, the population of Australia has increased from 20.5M people to 28M (37% growth), while Saint Lucia has grown from 167K to 181K (8.42% growth).

Australia vs Saint Lucia: population by year and forecast

Australia
Factual

Projection
Saint Lucia
Factual

Projection
1x
Year Population
Australia Saint Lucia
2100 44,268,623 108,837
2099 44,045,424 109,902
2098 43,816,219 110,987
2097 43,573,042 112,079
2096 43,335,272 113,197
2095 43,106,279 114,352
2094 42,884,039 115,520
2093 42,648,686 116,712
2092 42,410,825 117,943
2091 42,168,735 119,217
2090 41,927,939 120,487
2089 41,695,112 121,795
2088 41,454,360 123,153
2087 41,226,316 124,518
2086 41,005,658 125,900
2085 40,792,190 127,292
2084 40,580,657 128,725
2083 40,356,871 130,153
2082 40,140,558 131,599
2081 39,916,925 133,075
2080 39,703,296 134,563
2079 39,489,029 136,058
2078 39,273,623 137,536
2077 39,056,566 139,033
2076 38,845,418 140,538
2075 38,632,596 142,015
2074 38,418,045 143,519
2073 38,207,153 144,999
2072 37,999,068 146,447
2071 37,792,119 147,876
2070 37,578,242 149,289
2069 37,359,215 150,694
2068 37,138,635 152,083
2067 36,919,449 153,458
2066 36,701,629 154,825
2065 36,492,733 156,135
2064 36,290,454 157,438
2063 36,076,918 158,683
2062 35,866,124 159,905
2061 35,656,154 161,106
2060 35,450,525 162,327
2059 35,244,589 163,483
2058 35,027,089 164,600
2057 34,817,156 165,696
2056 34,607,988 166,752
2055 34,393,278 167,809
2054 34,179,940 168,844
2053 33,970,136 169,865
2052 33,760,935 170,854
2051 33,546,695 171,791
2050 33,330,712 172,723
2049 33,115,090 173,613
2048 32,887,237 174,493
2047 32,671,939 175,320
2046 32,443,408 176,064
2045 32,220,633 176,768
2044 32,001,023 177,462
2043 31,780,612 178,075
2042 31,556,888 178,659
2041 31,336,104 179,227
2040 31,119,045 179,727
2039 30,906,074 180,191
2038 30,686,214 180,634
2037 30,471,145 181,001
2036 30,247,954 181,267
2035 30,023,790 181,460
2034 29,801,152 181,613
2033 29,576,548 181,676
2032 29,349,199 181,680
2031 29,115,445 181,614
2030 28,877,548 181,477
2029 28,638,212 181,299
2028 28,388,452 181,079
2027 28,135,058 180,826
2026 27,879,933 180,519
2025 27,614,411 180,149
2024 27,194,286 179,744
2023 26,659,922 179,285
2022 26,018,721 178,781
2021 25,685,412 178,522
2020 25,649,248 178,250
2019 25,334,826 177,661
2018 24,963,258 177,017
2017 24,592,588 176,342
2016 24,190,907 175,646
2015 23,815,995 174,905
2014 23,475,686 174,138
2013 23,128,129 173,369
2012 22,733,465 172,587
2011 22,340,024 171,801
2010 22,031,750 170,906
2009 21,691,653 169,869
2008 21,249,199 168,808
2007 20,827,622 167,758
2006 20,450,966 166,639
2005 20,176,844 165,450
2004 19,932,722 164,239
2003 19,720,737 162,976
2002 19,495,210 161,641
2001 19,274,701 160,237
2000 19,028,802 158,616
1999 18,812,264 156,702
1998 18,607,584 154,677
1997 18,423,037 152,569
1996 18,224,767 150,436
1995 18,004,882 148,208
1994 17,805,468 145,890
1993 17,634,808 143,726
1992 17,478,635 141,617
1991 17,284,036 139,520
1990 17,065,128 137,857
1989 16,814,416 136,512
1988 16,532,164 135,000
1987 16,263,874 133,227
1986 16,018,350 131,239
1985 15,788,312 129,159
1984 15,579,391 127,067
1983 15,393,472 125,044
1982 15,184,247 123,087
1981 14,923,260 121,166
1980 14,692,000 119,290
1979 14,514,000 117,528
1978 14,358,000 115,834
1977 14,192,000 114,135
1976 14,033,000 112,425
1975 13,893,000 110,725
1974 13,723,000 109,076
1973 13,380,000 107,498
1972 13,177,000 106,002
1971 12,937,000 104,564
1970 12,507,000 103,165
1969 12,263,000 101,879
1968 12,009,000 100,675
1967 11,799,000 99,504
1966 11,651,000 98,463
1965 11,388,000 97,493
1964 11,167,000 96,505
1963 10,950,000 95,519
1962 10,742,000 94,505
1961 10,483,000 93,490
1960 10,276,477 92,585

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/saint-lucia | CC BY

From 2006 to 2016, the population of Australia increased by 3,739,941 people (a 18.3% growth), while Saint Lucia gained 9,007 people (a 5.41% growth).

For the next 10 years, from 2016 to 2026, Australia gained 3,820,073 people (a 15.8% growth), while Saint Lucia's population increased by 5,030 people (a 2.86% growth).

Australia was ranked 54th most populous country in 2006 and is 55th in 2026. Saint Lucia was ranked 177th in 2006 and ranked 178th 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 Saint Lucia will decrease by 4.4% to 172,723 people and rank change from 178th to 179th.

Australia is projected to reach its peak in 2100 at 44.3M people compared to the peak of 182K people in 2032 for Saint Lucia.

Population growth rate by year

Australia
Factual

Projection
Saint Lucia
Factual

Projection
1x
Year Growth rate
Australia Saint Lucia
2100 0.51% -0.97%
2099 0.52% -0.98%
2098 0.56% -0.97%
2097 0.55% -0.99%
2096 0.53% -1.01%
2095 0.52% -1.01%
2094 0.55% -1.02%
2093 0.56% -1.04%
2092 0.57% -1.07%
2091 0.57% -1.05%
2090 0.56% -1.07%
2089 0.58% -1.1%
2088 0.55% -1.1%
2087 0.54% -1.1%
2086 0.52% -1.09%
2085 0.52% -1.11%
2084 0.55% -1.1%
2083 0.54% -1.1%
2082 0.56% -1.11%
2081 0.54% -1.11%
2080 0.54% -1.1%
2079 0.55% -1.07%
2078 0.56% -1.08%
2077 0.54% -1.07%
2076 0.55% -1.04%
2075 0.56% -1.05%
2074 0.55% -1.02%
2073 0.55% -0.99%
2072 0.55% -0.97%
2071 0.57% -0.95%
2070 0.59% -0.93%
2069 0.59% -0.91%
2068 0.59% -0.9%
2067 0.59% -0.88%
2066 0.57% -0.84%
2065 0.56% -0.83%
2064 0.59% -0.78%
2063 0.59% -0.76%
2062 0.59% -0.75%
2061 0.58% -0.75%
2060 0.58% -0.71%
2059 0.62% -0.68%
2058 0.6% -0.66%
2057 0.6% -0.63%
2056 0.62% -0.63%
2055 0.62% -0.61%
2054 0.62% -0.6%
2053 0.62% -0.58%
2052 0.64% -0.55%
2051 0.65% -0.54%
2050 0.65% -0.51%
2049 0.69% -0.5%
2048 0.66% -0.47%
2047 0.7% -0.42%
2046 0.69% -0.4%
2045 0.69% -0.39%
2044 0.69% -0.34%
2043 0.71% -0.33%
2042 0.7% -0.32%
2041 0.7% -0.28%
2040 0.69% -0.26%
2039 0.72% -0.25%
2038 0.71% -0.2%
2037 0.74% -0.15%
2036 0.75% -0.11%
2035 0.75% -0.08%
2034 0.76% -0.03%
2033 0.77% -0.002%
2032 0.8% 0.04%
2031 0.82% 0.08%
2030 0.84% 0.1%
2029 0.88% 0.12%
2028 0.9% 0.14%
2027 0.92% 0.17%
2026 0.96% 0.21%
2025 1.54% 0.23%
2024 2% 0.26%
2023 2.46% 0.28%
2022 1.3% 0.15%
2021 0.14% 0.15%
2020 1.24% 0.33%
2019 1.49% 0.36%
2018 1.51% 0.38%
2017 1.66% 0.4%
2016 1.57% 0.42%
2015 1.45% 0.44%
2014 1.5% 0.44%
2013 1.74% 0.45%
2012 1.76% 0.46%
2011 1.4% 0.52%
2010 1.57% 0.61%
2009 2.08% 0.63%
2008 2.02% 0.63%
2007 1.84% 0.67%
2006 1.36% 0.72%
2005 1.22% 0.74%
2004 1.07% 0.77%
2003 1.16% 0.83%
2002 1.14% 0.88%
2001 1.29% 1.02%
2000 1.15% 1.22%
1999 1.1% 1.31%
1998 1% 1.38%
1997 1.09% 1.42%
1996 1.22% 1.5%
1995 1.12% 1.59%
1994 0.97% 1.51%
1993 0.89% 1.49%
1992 1.13% 1.5%
1991 1.28% 1.21%
1990 1.49% 0.99%
1989 1.71% 1.12%
1988 1.65% 1.33%
1987 1.53% 1.51%
1986 1.46% 1.61%
1985 1.34% 1.65%
1984 1.21% 1.62%
1983 1.38% 1.59%
1982 1.75% 1.59%
1981 1.57% 1.57%
1980 1.23% 1.5%
1979 1.09% 1.46%
1978 1.17% 1.49%
1977 1.13% 1.52%
1976 1.01% 1.54%
1975 1.24% 1.51%
1974 2.56% 1.47%
1973 1.54% 1.41%
1972 1.86% 1.38%
1971 3.44% 1.36%
1970 1.99% 1.26%
1969 2.12% 1.2%
1968 1.78% 1.18%
1967 1.27% 1.06%
1966 2.31% 0.99%
1965 1.98% 1.02%
1964 1.98% 1.03%
1963 1.94% 1.07%
1962 2.47% 1.09%
1961 2.01% 0.98%

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/saint-lucia | CC BY

In 2025, the population of Australia grew by 1.54%, while Saint Lucia's population grew by 0.23%.

Live population counters

Australia Saint Lucia
Current population
28010980
180676
Population rank 55/197 178/197
Percent of world population 0.34% 0.002%
One net population change
1.25 minutes
21.7 hours
One birth every
1.81 minutes
4.35 hours
One death every
2.81 minutes
5.6 hours
Daily growth/decline +1,151 +1
Annual growth/decline +420,125 +405
Annual growth/decline rate +1.54% +0.23%
Population growth rate rank 68/197 150/197
One migration net change every
3.84 minutes
2.27 weeks
Annual migration change +137,109 -23
Net migration rank 11/196 79/196
Foreign-born residents 8,111,404 8,079
Foreign-born residents rank 9/195 180/195
Foreign-born share of population 30.4% 4.5%
Foreign-born share rank 18/195 98/195

Natural population change vs migration

Australia
Natural

Migration
Saint Lucia
Natural

Migration
1x
Year Population change
Australia Saint Lucia
Natural Migration Natural Migration
2025 - 137,109 - -23
2024 103,773 138,510 449 -7
2023 104,641 140,232 475 0
2022 111,881 140,972 530 0
2021 138,701 116,768 -15 0
2020 133,376 44,447 562 0
2019 136,808 207,142 609 0
2018 157,269 226,412 694 -18
2017 150,015 255,023 724 -38
2016 152,403 254,648 767 -57
2015 150,041 212,350 841 -69
2014 154,940 200,177 852 -90
2013 159,584 215,823 892 -114
2012 161,408 235,776 916 -135
2011 156,380 197,657 934 -150
2010 158,628 166,752 1,176 -170
2009 160,518 235,628 1,349 -276
2008 155,119 275,773 1,369 -331
2007 154,124 249,873 1,422 -352
2006 132,931 191,985 1,511 -339
2005 129,132 131,371 1,553 -358
2004 115,610 110,072 1,615 -378
2003 118,325 104,437 1,694 -397
2002 116,971 108,852 1,774 -409
2001 117,575 117,552 1,860 -416
2000 119,882 111,186 1,967 -176
1999 118,517 92,900 2,389 -361
1998 120,949 81,310 2,294 -268
1997 121,592 67,661 2,709 -519
1996 125,751 82,965 2,649 -571
1995 131,436 80,456 3,019 -638
1994 131,761 51,941 2,976 -721
1993 137,551 23,833 2,899 -824
1992 139,829 40,767 2,981 -834
1991 138,273 68,847 3,009 -963
1990 143,347 100,093 3,061 -1,790
1989 127,789 144,042 3,146 -1,734
1988 127,298 153,330 3,229 -1,606
1987 128,484 136,421 3,351 -1,423
1986 123,342 113,061 3,496 -1,453
1985 143,674 98,327 3,591 -1,465
1984 123,077 79,617 3,526 -1,468
1983 130,844 73,251 3,443 -1,462
1982 126,030 111,722 3,360 -1,423
1981 125,356 121,921 3,306 -1,403
1980 117,536 89,189 3,275 -1,422
1979 116,112 52,137 3,301 -1,625
1978 116,299 45,832 3,340 -1,635
1977 117,793 44,946 3,240 -1,543
1976 115,070 32,792 3,166 -1,444
1975 123,648 25,336 3,126 -1,454
1974 128,996 56,167 3,106 -1,472
1973 136,476 62,928 3,033 -1,513
1972 155,488 54,895 3,028 -1,566
1971 165,593 223,991 3,046 -1,625
1970 145,081 256,295 3,093 -1,709
1969 143,477 108,770 3,143 -1,954
1968 132,099 100,963 3,154 -1,937
1967 126,249 80,904 3,113 -1,997
1966 126,996 110,864 3,028 -2,065
1965 122,990 118,891 3,042 -2,067
1964 128,420 91,588 3,074 -2,079
1963 140,161 73,237 3,048 -2,060
1962 143,943 58,315 3,124 -2,082
1961 150,955 64,495 3,173 -2,189
1960 141,816 85,707 3,202 -2,366

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

GeoRank.org/population/australia/saint-lucia | 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 Saint Lucia 96.8% is from natural causes (a gain of 5,636 people) and 3.24% is from migration (a loss of 189 people).

As of 2024, 8,111,404 residents or 30.4% of the population were not native-born in Australia, compared to 8,079 people or 4.5% in Saint Lucia.

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
Saint Lucia
City Population
Castries 20K
Vieux Fort 15.8K

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/saint-lucia | 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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