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

Updated on by Georank

The latest officially reported population of Australia was 27,614,411 in 2025 vs 5,315,065 people in Mauritania in 2025. In 2026, based on the adjusted UN estimation, the current Australia's population is 28,010,980 people compared to 5,539,189 in Mauritania.

Population statistics:

  • Australia's population is 5.06 times bigger than Mauritania's.
  • Australia is ranked the 55th most populous country in the world, while Mauritania is the 123rd.
  • 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 +2.98% in Mauritania.
  • Since 2006, the population of Australia has increased from 20.5M people to 28M (37% growth), while Mauritania has grown from 3.01M to 5.54M (83.8% growth).

Australia vs Mauritania: population by year and forecast

Australia
Factual

Projection
Mauritania
Factual

Projection
1x
Year Population
Australia Mauritania
2100 44,268,623 17,302,938
2099 44,045,424 17,195,692
2098 43,816,219 17,083,078
2097 43,573,042 16,968,365
2096 43,335,272 16,850,394
2095 43,106,279 16,732,430
2094 42,884,039 16,610,512
2093 42,648,686 16,485,880
2092 42,410,825 16,359,440
2091 42,168,735 16,229,167
2090 41,927,939 16,097,149
2089 41,695,112 15,962,562
2088 41,454,360 15,824,899
2087 41,226,316 15,683,760
2086 41,005,658 15,541,281
2085 40,792,190 15,397,701
2084 40,580,657 15,251,533
2083 40,356,871 15,102,125
2082 40,140,558 14,952,194
2081 39,916,925 14,799,309
2080 39,703,296 14,645,548
2079 39,489,029 14,490,500
2078 39,273,623 14,331,284
2077 39,056,566 14,170,045
2076 38,845,418 14,007,555
2075 38,632,596 13,843,393
2074 38,418,045 13,678,579
2073 38,207,153 13,512,182
2072 37,999,068 13,343,946
2071 37,792,119 13,172,876
2070 37,578,242 13,002,521
2069 37,359,215 12,830,090
2068 37,138,635 12,657,711
2067 36,919,449 12,482,299
2066 36,701,629 12,306,495
2065 36,492,733 12,131,679
2064 36,290,454 11,954,090
2063 36,076,918 11,778,351
2062 35,866,124 11,601,323
2061 35,656,154 11,424,089
2060 35,450,525 11,246,850
2059 35,244,589 11,067,732
2058 35,027,089 10,887,645
2057 34,817,156 10,709,500
2056 34,607,988 10,532,648
2055 34,393,278 10,354,318
2054 34,179,940 10,175,517
2053 33,970,136 9,995,645
2052 33,760,935 9,815,104
2051 33,546,695 9,635,288
2050 33,330,712 9,457,400
2049 33,115,090 9,279,576
2048 32,887,237 9,100,595
2047 32,671,939 8,923,220
2046 32,443,408 8,745,286
2045 32,220,633 8,568,910
2044 32,001,023 8,393,773
2043 31,780,612 8,218,850
2042 31,556,888 8,044,865
2041 31,336,104 7,873,599
2040 31,119,045 7,703,561
2039 30,906,074 7,534,623
2038 30,686,214 7,366,187
2037 30,471,145 7,199,542
2036 30,247,954 7,033,866
2035 30,023,790 6,869,186
2034 29,801,152 6,705,635
2033 29,576,548 6,543,505
2032 29,349,199 6,383,229
2031 29,115,445 6,225,030
2030 28,877,548 6,068,395
2029 28,638,212 5,914,109
2028 28,388,452 5,761,715
2027 28,135,058 5,611,635
2026 27,879,933 5,462,675
2025 27,614,411 5,315,065
2024 27,194,286 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 (2026–2100, retrieved 2026-07-08); World Bank | Health (1960–2025, retrieved 2026-07-08).

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 3,820,073 people (a 15.8% growth), while Mauritania's population increased by 1,452,532 people (a 35.5% growth).

Australia was ranked 54th most populous country in 2006 and is 55th in 2026. Mauritania was ranked 132nd in 2006 and ranked 123rd 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 Mauritania will increase by 70.7% to 9,457,400 people and rank change from 123rd to 103rd.

Australia is projected to reach its peak in 2100 at 44.3M 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 1.54% 2.82%
2024 2% 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 (2026–2100, retrieved 2026-07-08); World Bank | Health (1961–2025, retrieved 2026-07-08).

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

In 2025, the population of Australia grew by 1.54%, while Mauritania's population grew by 2.82%.

Live population counters

Australia Mauritania
Current population
28010980
5539189
Population rank 55/197 123/197
Percent of world population 0.34% 0.07%
One net population change
1.25 minutes
3.62 minutes
One birth every
1.81 minutes
2.99 minutes
One death every
2.81 minutes
18.8 minutes
Daily growth/decline +1,151 +399
Annual growth/decline +420,125 +145,670
Annual growth/decline rate +1.54% +2.82%
Population growth rate rank 68/197 18/197
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 103,773 138,510 147,927 -2,185
2023 104,641 140,232 145,164 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 2026-07-08).

GeoRank.org/population/australia/mauritania | 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 Mauritania 99% is from natural causes (a gain of 1,350,038 people) and 1.04% is from migration (a loss of 14,187 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 (1960–2025, 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/mauritania | 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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