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

Updated on by Georank

The latest officially reported population of Australia was 27,614,411 in 2025 vs 136,488 people in Kiribati in 2025. In 2026, based on the adjusted UN estimation, the current Australia's population is 28,010,980 people compared to 139,471 in Kiribati.

Population statistics:

  • Australia's population is 200.8 times bigger than Kiribati's.
  • Australia is ranked the 55th most populous country in the world, while Kiribati is the 180th.
  • The countries together account for 0.34% of the world: 0.34% for Australia vs 0.002% for Kiribati.
  • For the last 10 years, Australia has had an average growth rate of +1.49% per year vs +1.54% in Kiribati.
  • Since 2006, the population of Australia has increased from 20.5M people to 28M (37% growth), while Kiribati has grown from 100K to 139K (39.4% growth).

Australia vs Kiribati: population by year and forecast

Australia
Factual

Projection
Kiribati
Factual

Projection
1x
Year Population
Australia Kiribati
2100 44,268,623 224,260
2099 44,045,424 224,254
2098 43,816,219 224,229
2097 43,573,042 224,174
2096 43,335,272 224,085
2095 43,106,279 223,967
2094 42,884,039 223,780
2093 42,648,686 223,566
2092 42,410,825 223,301
2091 42,168,735 222,947
2090 41,927,939 222,560
2089 41,695,112 222,192
2088 41,454,360 221,771
2087 41,226,316 221,299
2086 41,005,658 220,824
2085 40,792,190 220,313
2084 40,580,657 219,763
2083 40,356,871 219,182
2082 40,140,558 218,584
2081 39,916,925 217,980
2080 39,703,296 217,336
2079 39,489,029 216,656
2078 39,273,623 215,964
2077 39,056,566 215,293
2076 38,845,418 214,551
2075 38,632,596 213,772
2074 38,418,045 212,966
2073 38,207,153 212,150
2072 37,999,068 211,321
2071 37,792,119 210,433
2070 37,578,242 209,514
2069 37,359,215 208,590
2068 37,138,635 207,578
2067 36,919,449 206,500
2066 36,701,629 205,437
2065 36,492,733 204,305
2064 36,290,454 203,169
2063 36,076,918 201,971
2062 35,866,124 200,805
2061 35,656,154 199,579
2060 35,450,525 198,300
2059 35,244,589 196,920
2058 35,027,089 195,512
2057 34,817,156 194,057
2056 34,607,988 192,565
2055 34,393,278 191,068
2054 34,179,940 189,537
2053 33,970,136 188,014
2052 33,760,935 186,393
2051 33,546,695 184,788
2050 33,330,712 183,093
2049 33,115,090 181,341
2048 32,887,237 179,541
2047 32,671,939 177,797
2046 32,443,408 175,976
2045 32,220,633 174,160
2044 32,001,023 172,343
2043 31,780,612 170,465
2042 31,556,888 168,618
2041 31,336,104 166,788
2040 31,119,045 164,991
2039 30,906,074 163,140
2038 30,686,214 161,276
2037 30,471,145 159,395
2036 30,247,954 157,498
2035 30,023,790 155,626
2034 29,801,152 153,791
2033 29,576,548 151,928
2032 29,349,199 150,051
2031 29,115,445 148,135
2030 28,877,548 146,228
2029 28,638,212 144,310
2028 28,388,452 142,397
2027 28,135,058 140,429
2026 27,879,933 138,461
2025 27,614,411 136,488
2024 27,194,286 134,518
2023 26,659,922 132,530
2022 26,018,721 130,469
2021 25,685,412 128,377
2020 25,649,248 126,099
2019 25,334,826 123,921
2018 24,963,258 122,084
2017 24,592,588 120,275
2016 24,190,907 118,478
2015 23,815,995 116,815
2014 23,475,686 115,326
2013 23,128,129 113,838
2012 22,733,465 112,284
2011 22,340,024 110,647
2010 22,031,750 108,704
2009 21,691,653 106,467
2008 21,249,199 104,222
2007 20,827,622 102,068
2006 20,450,966 100,017
2005 20,176,844 98,035
2004 19,932,722 96,085
2003 19,720,737 94,175
2002 19,495,210 92,264
2001 19,274,701 90,335
2000 19,028,802 88,613
1999 18,812,264 87,126
1998 18,607,584 85,657
1997 18,423,037 84,147
1996 18,224,767 82,623
1995 18,004,882 81,234
1994 17,805,468 80,021
1993 17,634,808 78,841
1992 17,478,635 77,641
1991 17,284,036 76,367
1990 17,065,128 74,855
1989 16,814,416 73,147
1988 16,532,164 71,427
1987 16,263,874 69,733
1986 16,018,350 68,059
1985 15,788,312 66,496
1984 15,579,391 65,228
1983 15,393,472 64,169
1982 15,184,247 63,134
1981 14,923,260 62,121
1980 14,692,000 61,148
1979 14,514,000 60,172
1978 14,358,000 59,864
1977 14,192,000 60,267
1976 14,033,000 60,661
1975 13,893,000 60,987
1974 13,723,000 61,219
1973 13,380,000 60,824
1972 13,177,000 59,778
1971 12,937,000 58,652
1970 12,507,000 57,510
1969 12,263,000 56,360
1968 12,009,000 55,529
1967 11,799,000 54,996
1966 11,651,000 54,425
1965 11,388,000 53,439
1964 11,167,000 52,088
1963 10,950,000 50,791
1962 10,742,000 49,538
1961 10,483,000 48,323
1960 10,276,477 47,157

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/kiribati | CC BY

From 2006 to 2016, the population of Australia increased by 3,739,941 people (a 18.3% growth), while Kiribati gained 18,461 people (a 18.5% growth).

For the next 10 years, from 2016 to 2026, Australia gained 3,820,073 people (a 15.8% growth), while Kiribati's population increased by 20,993 people (a 17.7% growth).

Australia was ranked 54th most populous country in 2006 and is 55th in 2026. Kiribati was ranked 183rd in 2006 and ranked 180th 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 Kiribati will increase by 31.3% to 183,093 people and rank change from 180th to 178th.

Australia is projected to reach its peak in 2100 at 44.3M people compared to the peak of 224K people in 2100 for Kiribati.

Population growth rate by year

Australia
Factual

Projection
Kiribati
Factual

Projection
1x
Year Growth rate
Australia Kiribati
2100 0.51% 0.003%
2099 0.52% 0.01%
2098 0.56% 0.02%
2097 0.55% 0.04%
2096 0.53% 0.05%
2095 0.52% 0.08%
2094 0.55% 0.1%
2093 0.56% 0.12%
2092 0.57% 0.16%
2091 0.57% 0.17%
2090 0.56% 0.17%
2089 0.58% 0.19%
2088 0.55% 0.21%
2087 0.54% 0.21%
2086 0.52% 0.23%
2085 0.52% 0.25%
2084 0.55% 0.27%
2083 0.54% 0.27%
2082 0.56% 0.28%
2081 0.54% 0.3%
2080 0.54% 0.31%
2079 0.55% 0.32%
2078 0.56% 0.31%
2077 0.54% 0.35%
2076 0.55% 0.36%
2075 0.56% 0.38%
2074 0.55% 0.38%
2073 0.55% 0.39%
2072 0.55% 0.42%
2071 0.57% 0.44%
2070 0.59% 0.44%
2069 0.59% 0.49%
2068 0.59% 0.52%
2067 0.59% 0.52%
2066 0.57% 0.55%
2065 0.56% 0.56%
2064 0.59% 0.59%
2063 0.59% 0.58%
2062 0.59% 0.61%
2061 0.58% 0.65%
2060 0.58% 0.7%
2059 0.62% 0.72%
2058 0.6% 0.75%
2057 0.6% 0.78%
2056 0.62% 0.78%
2055 0.62% 0.81%
2054 0.62% 0.81%
2053 0.62% 0.87%
2052 0.64% 0.87%
2051 0.65% 0.93%
2050 0.65% 0.97%
2049 0.69% 1%
2048 0.66% 0.98%
2047 0.7% 1.03%
2046 0.69% 1.04%
2045 0.69% 1.05%
2044 0.69% 1.1%
2043 0.71% 1.1%
2042 0.7% 1.1%
2041 0.7% 1.09%
2040 0.69% 1.13%
2039 0.72% 1.16%
2038 0.71% 1.18%
2037 0.74% 1.2%
2036 0.75% 1.2%
2035 0.75% 1.19%
2034 0.76% 1.23%
2033 0.77% 1.25%
2032 0.8% 1.29%
2031 0.82% 1.3%
2030 0.84% 1.33%
2029 0.88% 1.34%
2028 0.9% 1.4%
2027 0.92% 1.42%
2026 0.96% 1.45%
2025 1.54% 1.46%
2024 2% 1.5%
2023 2.46% 1.58%
2022 1.3% 1.63%
2021 0.14% 1.81%
2020 1.24% 1.76%
2019 1.49% 1.5%
2018 1.51% 1.5%
2017 1.66% 1.52%
2016 1.57% 1.42%
2015 1.45% 1.29%
2014 1.5% 1.31%
2013 1.74% 1.38%
2012 1.76% 1.48%
2011 1.4% 1.79%
2010 1.57% 2.1%
2009 2.08% 2.15%
2008 2.02% 2.11%
2007 1.84% 2.05%
2006 1.36% 2.02%
2005 1.22% 2.03%
2004 1.07% 2.03%
2003 1.16% 2.07%
2002 1.14% 2.14%
2001 1.29% 1.94%
2000 1.15% 1.71%
1999 1.1% 1.71%
1998 1% 1.79%
1997 1.09% 1.84%
1996 1.22% 1.71%
1995 1.12% 1.52%
1994 0.97% 1.5%
1993 0.89% 1.55%
1992 1.13% 1.67%
1991 1.28% 2.02%
1990 1.49% 2.34%
1989 1.71% 2.41%
1988 1.65% 2.43%
1987 1.53% 2.46%
1986 1.46% 2.35%
1985 1.34% 1.94%
1984 1.21% 1.65%
1983 1.38% 1.64%
1982 1.75% 1.63%
1981 1.57% 1.59%
1980 1.23% 1.62%
1979 1.09% 0.51%
1978 1.17% -0.67%
1977 1.13% -0.65%
1976 1.01% -0.53%
1975 1.24% -0.38%
1974 2.56% 0.65%
1973 1.54% 1.75%
1972 1.86% 1.92%
1971 3.44% 1.99%
1970 1.99% 2.04%
1969 2.12% 1.5%
1968 1.78% 0.97%
1967 1.27% 1.05%
1966 2.31% 1.85%
1965 1.98% 2.59%
1964 1.98% 2.55%
1963 1.94% 2.53%
1962 2.47% 2.51%
1961 2.01% 2.47%

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/kiribati | CC BY

In 2025, the population of Australia grew by 1.54%, while Kiribati's population grew by 1.46%.

Live population counters

Australia Kiribati
Current population
28010980
139471
Population rank 55/197 180/197
Percent of world population 0.34% 0.002%
One net population change
1.25 minutes
4.46 hours
One birth every
1.81 minutes
2.57 hours
One death every
2.81 minutes
9.23 hours
Daily growth/decline +1,151 +5
Annual growth/decline +420,125 +1,970
Annual growth/decline rate +1.54% +1.46%
Population growth rate rank 68/197 72/197
One migration net change every
3.84 minutes
19 hours
Annual migration change +137,109 -462
Net migration rank 11/196 88/196
Foreign-born residents 8,111,404 3,302
Foreign-born residents rank 9/195 190/195
Foreign-born share of population 30.4% 2.5%
Foreign-born share rank 18/195 128/195

Natural population change vs migration

Australia
Natural

Migration
Kiribati
Natural

Migration
1x
Year Population change
Australia Kiribati
Natural Migration Natural Migration
2025 - 137,109 - -462
2024 103,773 138,510 2,455 -471
2023 104,641 140,232 2,487 -485
2022 111,881 140,972 2,522 -395
2021 138,701 116,768 2,408 -348
2020 133,376 44,447 2,497 0
2019 136,808 207,142 2,560 -705
2018 157,269 226,412 2,561 -741
2017 150,015 255,023 2,549 -750
2016 152,403 254,648 2,546 -756
2015 150,041 212,350 2,555 -1,022
2014 154,940 200,177 2,577 -1,128
2013 159,584 215,823 2,629 -1,101
2012 161,408 235,776 2,678 -1,093
2011 156,380 197,657 2,709 -1,019
2010 158,628 166,752 2,644 -456
2009 160,518 235,628 2,573 -289
2008 155,119 275,773 2,493 -289
2007 154,124 249,873 2,393 -290
2006 132,931 191,985 2,285 -290
2005 129,132 131,371 2,188 -226
2004 115,610 110,072 2,118 -181
2003 118,325 104,437 2,045 -157
2002 116,971 108,852 2,074 -137
2001 117,575 117,552 2,121 -201
2000 119,882 111,186 2,153 -629
1999 118,517 92,900 2,186 -733
1998 120,949 81,310 2,210 -716
1997 121,592 67,661 2,220 -693
1996 125,751 82,965 2,217 -701
1995 131,436 80,456 2,183 -928
1994 131,761 51,941 2,168 -996
1993 137,551 23,833 2,161 -975
1992 139,829 40,767 2,173 -951
1991 138,273 68,847 2,176 -844
1990 143,347 100,093 2,127 -441
1989 127,789 144,042 2,073 -338
1988 127,298 153,330 2,022 -321
1987 128,484 136,421 1,982 -298
1986 123,342 113,061 1,933 -273
1985 143,674 98,327 1,881 -419
1984 123,077 79,617 1,813 -730
1983 130,844 73,251 1,748 -702
1982 126,030 111,722 1,697 -674
1981 125,356 121,921 1,635 -645
1980 117,536 89,189 1,571 -610
1979 116,112 52,137 1,509 -516
1978 116,299 45,832 1,480 -1,858
1977 117,793 44,946 1,426 -1,854
1976 115,070 32,792 1,425 -1,795
1975 123,648 25,336 1,423 -1,706
1974 128,996 56,167 1,430 -1,605
1973 136,476 62,928 1,409 -440
1972 155,488 54,895 1,406 -290
1971 165,593 223,991 1,406 -265
1970 145,081 256,295 1,388 -233
1969 143,477 108,770 1,367 -222
1968 132,099 100,963 1,393 -876
1967 126,249 80,904 1,417 -873
1966 126,996 110,864 1,437 -840
1965 122,990 118,891 1,376 0
1964 128,420 91,588 1,318 0
1963 140,161 73,237 1,273 0
1962 143,943 58,315 1,233 0
1961 150,955 64,495 1,199 0
1960 141,816 85,707 1,141 0

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

GeoRank.org/population/australia/kiribati | 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 Kiribati 81.6% is from natural causes (a gain of 25,140 people) and 18.4% is from migration (a loss of 5,673 people).

As of 2024, 8,111,404 residents or 30.4% of the population were not native-born in Australia, compared to 3,302 people or 2.5% in Kiribati.

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
Kiribati
City Population
South Tarawa 63.4K
London 1.9K

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/kiribati | 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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