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

Updated on by Georank team

The latest officially reported population of Australia was 27,196,812 in 2024 vs 5,169,395 people in Mauritania in 2024. In 2026, based on the adjusted UN estimation, the current Australia's population is 27,799,169 people compared to 5,505,206 in Mauritania.

Population statistics:

  • Australia's population is 5.05 times bigger than Mauritania's.
  • Australia is ranked the 55th most populous country in the world, while Mauritania is the 122nd.
  • The countries together account for 0.4% of the world: 0.34% for Australia vs 0.07% for Mauritania.
  • For the last 10 years, Australia has had an average growth rate of +1.49% per year vs +3% in Mauritania.
  • Since 2006, the population of Australia has increased from 20.5M people to 27.8M (35.9% growth), while Mauritania has grown from 3.01M to 5.51M (82.7% growth).

Australia vs Mauritania: population by year and forecast

Australia
Factual

Projection
Mauritania
Factual

Projection
1x
Year Population
Australia Mauritania
2100 44,031,396 17,309,980
2099 43,809,392 17,202,690
2098 43,581,416 17,090,030
2097 43,339,542 16,975,270
2096 43,103,046 16,857,252
2095 42,875,281 16,739,240
2094 42,654,231 16,617,272
2093 42,420,140 16,492,589
2092 42,183,554 16,366,098
2091 41,942,760 16,235,771
2090 41,703,255 16,103,700
2089 41,471,675 15,969,059
2088 41,232,214 15,831,339
2087 41,005,392 15,690,143
2086 40,785,916 15,547,605
2085 40,573,592 15,403,967
2084 40,363,192 15,257,740
2083 40,140,606 15,108,271
2082 39,925,452 14,958,279
2081 39,703,018 14,805,332
2080 39,490,533 14,651,508
2079 39,277,415 14,496,397
2078 39,063,163 14,337,117
2077 38,847,269 14,175,812
2076 38,637,253 14,013,255
2075 38,425,571 13,849,027
2074 38,212,169 13,684,146
2073 38,002,408 13,517,681
2072 37,795,438 13,349,376
2071 37,589,598 13,178,237
2070 37,376,868 13,007,812
2069 37,159,014 12,835,311
2068 36,939,616 12,662,862
2067 36,721,604 12,487,379
2066 36,504,952 12,311,503
2065 36,297,175 12,136,616
2064 36,095,981 11,958,955
2063 35,883,588 11,783,144
2062 35,673,924 11,606,044
2061 35,465,080 11,428,738
2060 35,260,552 11,251,427
2059 35,055,719 11,072,236
2058 34,839,385 10,892,076
2057 34,630,577 10,713,858
2056 34,422,531 10,536,935
2055 34,208,970 10,358,532
2054 33,996,776 10,179,658
2053 33,788,097 9,999,712
2052 33,580,016 9,819,098
2051 33,366,925 9,639,209
2050 33,152,099 9,461,249
2049 32,937,633 9,283,353
2048 32,711,001 9,104,299
2047 32,496,856 8,926,851
2046 32,269,549 8,748,845
2045 32,047,969 8,572,397
2044 31,829,535 8,397,189
2043 31,610,306 8,222,194
2042 31,387,780 8,048,139
2041 31,168,179 7,876,803
2040 30,952,283 7,706,696
2039 30,740,454 7,537,689
2038 30,521,772 7,369,184
2037 30,307,856 7,202,472
2036 30,085,861 7,036,729
2035 29,862,898 6,871,981
2034 29,641,453 6,708,364
2033 29,418,053 6,546,168
2032 29,191,922 6,385,827
2031 28,959,421 6,227,564
2030 28,722,798 6,070,865
2029 28,484,745 5,916,516
2028 28,236,324 5,764,060
2027 27,984,287 5,613,919
2026 27,730,530 5,464,898
2025 27,466,430 5,317,228
2024 27,196,812 5,169,395
2023 26,659,922 5,022,441
2022 26,018,721 4,875,637
2021 25,685,412 4,734,874
2020 25,649,248 4,600,131
2019 25,334,826 4,467,708
2018 24,963,258 4,337,685
2017 24,592,588 4,210,600
2016 24,190,907 4,086,657
2015 23,815,995 3,965,959
2014 23,475,686 3,848,514
2013 23,128,129 3,734,318
2012 22,733,465 3,619,034
2011 22,340,024 3,502,811
2010 22,031,750 3,390,965
2009 21,691,653 3,284,448
2008 21,249,199 3,183,269
2007 20,827,622 3,093,059
2006 20,450,966 3,013,660
2005 20,176,844 2,939,059
2004 19,932,722 2,868,664
2003 19,720,737 2,802,046
2002 19,495,210 2,738,655
2001 19,274,701 2,678,760
2000 19,028,802 2,613,441
1999 18,812,264 2,541,698
1998 18,607,584 2,474,651
1997 18,423,037 2,411,306
1996 18,224,767 2,358,188
1995 18,004,882 2,312,017
1994 17,805,468 2,249,454
1993 17,634,808 2,174,328
1992 17,478,635 2,088,135
1991 17,284,036 2,009,738
1990 17,065,128 1,951,878
1989 16,814,416 1,903,048
1988 16,532,164 1,855,859
1987 16,263,874 1,803,014
1986 16,018,350 1,751,835
1985 15,788,312 1,702,107
1984 15,579,391 1,653,693
1983 15,393,472 1,606,746
1982 15,184,247 1,561,176
1981 14,923,260 1,516,877
1980 14,692,000 1,474,043
1979 14,514,000 1,432,758
1978 14,358,000 1,392,713
1977 14,192,000 1,353,768
1976 14,033,000 1,315,336
1975 13,893,000 1,277,330
1974 13,723,000 1,240,188
1973 13,380,000 1,203,838
1972 13,177,000 1,168,355
1971 12,937,000 1,133,702
1970 12,507,000 1,099,806
1969 12,263,000 1,066,754
1968 12,009,000 1,034,739
1967 11,799,000 1,003,843
1966 11,651,000 974,157
1965 11,388,000 945,838
1964 11,167,000 918,955
1963 10,950,000 893,423
1962 10,742,000 869,184
1961 10,483,000 846,167
1960 10,276,477 824,298

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/mauritania | CC BY

From 2006 to 2016, the population of Australia increased by 3,739,941 people (a 18.3% growth), while Mauritania gained 1,072,997 people (a 35.6% growth).

For the next 10 years, from 2016 to 2026, Australia gained 3,608,262 people (a 14.9% growth), while Mauritania's population increased by 1,418,549 people (a 34.7% growth).

Australia was ranked 54th most populous country in 2006 and is 55th in 2026. Mauritania was ranked 132nd in 2006 and ranked 122nd 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 Mauritania will increase by 71.9% to 9,461,249 people and rank change from 122nd to 102nd.

Australia is projected to reach its peak in 2100 at 44M people compared to the peak of 17.3M people in 2100 for Mauritania.

Population growth rate by year

Australia
Factual

Projection
Mauritania
Factual

Projection
1x
Year Growth rate
Australia Mauritania
2100 0.51% 0.62%
2099 0.52% 0.66%
2098 0.56% 0.68%
2097 0.55% 0.7%
2096 0.53% 0.7%
2095 0.52% 0.73%
2094 0.55% 0.76%
2093 0.56% 0.77%
2092 0.57% 0.8%
2091 0.57% 0.82%
2090 0.56% 0.84%
2089 0.58% 0.87%
2088 0.55% 0.9%
2087 0.54% 0.92%
2086 0.52% 0.93%
2085 0.52% 0.96%
2084 0.55% 0.99%
2083 0.54% 1%
2082 0.56% 1.03%
2081 0.54% 1.05%
2080 0.54% 1.07%
2079 0.55% 1.11%
2078 0.56% 1.14%
2077 0.54% 1.16%
2076 0.55% 1.19%
2075 0.56% 1.2%
2074 0.55% 1.23%
2073 0.55% 1.26%
2072 0.55% 1.3%
2071 0.57% 1.31%
2070 0.59% 1.34%
2069 0.59% 1.36%
2068 0.59% 1.41%
2067 0.59% 1.43%
2066 0.57% 1.44%
2065 0.56% 1.49%
2064 0.59% 1.49%
2063 0.59% 1.53%
2062 0.59% 1.55%
2061 0.58% 1.58%
2060 0.58% 1.62%
2059 0.62% 1.65%
2058 0.6% 1.66%
2057 0.6% 1.68%
2056 0.62% 1.72%
2055 0.62% 1.76%
2054 0.62% 1.8%
2053 0.62% 1.84%
2052 0.64% 1.87%
2051 0.65% 1.88%
2050 0.65% 1.92%
2049 0.69% 1.97%
2048 0.66% 1.99%
2047 0.7% 2.03%
2046 0.69% 2.06%
2045 0.69% 2.09%
2044 0.69% 2.13%
2043 0.71% 2.16%
2042 0.7% 2.18%
2041 0.7% 2.21%
2040 0.69% 2.24%
2039 0.72% 2.29%
2038 0.71% 2.31%
2037 0.74% 2.36%
2036 0.75% 2.4%
2035 0.75% 2.44%
2034 0.76% 2.48%
2033 0.77% 2.51%
2032 0.8% 2.54%
2031 0.82% 2.58%
2030 0.84% 2.61%
2029 0.88% 2.64%
2028 0.9% 2.67%
2027 0.92% 2.73%
2026 0.96% 2.78%
2025 0.99% 2.86%
2024 2.01% 2.93%
2023 2.46% 3.01%
2022 1.3% 2.97%
2021 0.14% 2.93%
2020 1.24% 2.96%
2019 1.49% 3%
2018 1.51% 3.02%
2017 1.66% 3.03%
2016 1.57% 3.04%
2015 1.45% 3.05%
2014 1.5% 3.06%
2013 1.74% 3.19%
2012 1.76% 3.32%
2011 1.4% 3.3%
2010 1.57% 3.24%
2009 2.08% 3.18%
2008 2.02% 2.92%
2007 1.84% 2.63%
2006 1.36% 2.54%
2005 1.22% 2.45%
2004 1.07% 2.38%
2003 1.16% 2.31%
2002 1.14% 2.24%
2001 1.29% 2.5%
2000 1.15% 2.82%
1999 1.1% 2.71%
1998 1% 2.63%
1997 1.09% 2.25%
1996 1.22% 2%
1995 1.12% 2.78%
1994 0.97% 3.46%
1993 0.89% 4.13%
1992 1.13% 3.9%
1991 1.28% 2.96%
1990 1.49% 2.57%
1989 1.71% 2.54%
1988 1.65% 2.93%
1987 1.53% 2.92%
1986 1.46% 2.92%
1985 1.34% 2.93%
1984 1.21% 2.92%
1983 1.38% 2.92%
1982 1.75% 2.92%
1981 1.57% 2.91%
1980 1.23% 2.88%
1979 1.09% 2.88%
1978 1.17% 2.88%
1977 1.13% 2.92%
1976 1.01% 2.98%
1975 1.24% 2.99%
1974 2.56% 3.02%
1973 1.54% 3.04%
1972 1.86% 3.06%
1971 3.44% 3.08%
1970 1.99% 3.1%
1969 2.12% 3.09%
1968 1.78% 3.08%
1967 1.27% 3.05%
1966 2.31% 2.99%
1965 1.98% 2.93%
1964 1.98% 2.86%
1963 1.94% 2.79%
1962 2.47% 2.72%
1961 2.01% 2.65%

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/mauritania | CC BY

In 2024, the population of Australia grew by 2.01%, while Mauritania's population grew by 2.93%.

Live population counters

Australia Mauritania
Current population
27799169
5505206
Population rank 55/197 122/197
Percent of world population 0.34% 0.07%
One net population change
58.7 seconds
3.58 minutes
One birth every
1.83 minutes
3.04 minutes
One death every
2.86 minutes
19 minutes
Daily growth/decline +1,471 +403
Annual growth/decline +536,890 +146,954
Annual growth/decline rate +2.01% +2.93%
Population growth rate rank 51/197 17/197
One migration net change every
3.84 minutes
1.74 hours
Annual migration change +137,109 -5,044
Net migration rank 11/196 115/196
Foreign-born residents 8,111,404 195,937
Foreign-born residents rank 9/195 113/195
Foreign-born share of population 30.4% 3.8%
Foreign-born share rank 18/195 107/195

Natural population change vs migration

Australia
Natural

Migration
Mauritania
Natural

Migration
1x
Year Population change
Australia Mauritania
Natural Migration Natural Migration
2025 - 137,109 - -5,044
2024 - 138,510 - -2,185
2023 103,974 140,232 145,164 2,999
2022 111,881 140,972 142,451 2,999
2021 138,701 116,768 137,557 -1,483
2020 133,376 44,447 134,899 -1,483
2019 136,808 207,142 134,460 -3,019
2018 157,269 226,412 131,584 -2,987
2017 150,015 255,023 128,562 -3,001
2016 152,403 254,648 125,342 -3,008
2015 150,041 212,350 122,092 -3,019
2014 154,940 200,177 118,792 -2,980
2013 159,584 215,823 115,558 -2,987
2012 161,408 235,776 113,489 4,515
2011 156,380 197,657 111,165 3,272
2010 158,628 166,752 108,121 1,128
2009 160,518 235,628 105,273 -1,481
2008 155,119 275,773 102,432 -3,860
2007 154,124 249,873 98,895 -17,048
2006 132,931 191,985 94,991 -18,033
2005 129,132 131,371 90,940 -18,693
2004 115,610 110,072 87,578 -19,042
2003 118,325 104,437 83,804 -19,104
2002 116,971 108,852 80,993 -18,903
2001 117,575 117,552 78,769 -21,067
2000 119,882 111,186 75,929 -2,997
1999 118,517 92,900 73,554 -2,999
1998 120,949 81,310 72,045 -8,504
1997 121,592 67,661 71,327 -8,187
1996 125,751 82,965 71,939 -28,840
1995 131,436 80,456 72,244 -22,997
1994 131,761 51,941 70,570 5,304
1993 137,551 23,833 68,167 6,217
1992 139,829 40,767 63,501 34,505
1991 138,273 68,847 61,782 -2,997
1990 143,347 100,093 59,934 -3,000
1989 127,789 144,042 58,666 -17,941
1988 127,298 153,330 56,654 -2,997
1987 128,484 136,421 55,037 -2,998
1986 123,342 113,061 53,313 -2,998
1985 143,674 98,327 52,125 -2,998
1984 123,077 79,617 50,705 -2,998
1983 130,844 73,251 49,187 -2,998
1982 126,030 111,722 47,947 -2,998
1981 125,356 121,921 46,641 -2,998
1980 117,536 89,189 45,026 -2,997
1979 116,112 52,137 43,537 -2,997
1978 116,299 45,832 42,539 -2,998
1977 117,793 44,946 41,352 -2,999
1976 115,070 32,792 40,149 -1,645
1975 123,648 25,336 38,975 -1,472
1974 128,996 56,167 38,106 -1,321
1973 136,476 62,928 37,122 -1,201
1972 155,488 54,895 36,184 -1,139
1971 165,593 223,991 35,279 -1,014
1970 145,081 256,295 34,382 -855
1969 143,477 108,770 33,252 -688
1968 132,099 100,963 32,029 -565
1967 126,249 80,904 30,853 -514
1966 126,996 110,864 29,502 -466
1965 122,990 118,891 28,028 -434
1964 128,420 91,588 26,565 -390
1963 140,161 73,237 25,250 -362
1962 143,943 58,315 23,927 -342
1961 150,955 64,495 22,781 -332
1960 141,816 85,707 21,604 -318

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

GeoRank.org/population/australia/mauritania | 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 Mauritania 98.9% is from natural causes (a gain of 1,320,903 people) and 1.12% is from migration (a loss of 14,982 people).

As of 2024, 8,111,404 residents or 30.4% of the population were not native-born in Australia, compared to 195,937 people or 3.8% in Mauritania.

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
Mauritania
City Population
Nouakchott 1.45M
Rosso 61.2K

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/mauritania | 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. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
  5. Wikidata (2026, retrieved 2026-02-08)

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