Skip to content

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

Updated on by Georank team

The latest officially reported population of Mauritania was 5,169,395 in 2024 vs 1,245,779 people in Mauritius in 2024. In 2026, based on the adjusted UN estimation, the current Mauritania's population is 5,505,206 people compared to 1,240,121 in Mauritius.

Population statistics:

  • Mauritania's population is 4.44 times bigger than Mauritius'.
  • Mauritania is ranked the 122nd most populous country in the world, while Mauritius is the 157th.
  • The countries together account for 0.08% of the world: 0.07% for Mauritania vs 0.01% for Mauritius.
  • For the last 10 years, Mauritania has had an average growth rate of +3% per year vs -0.09% in Mauritius.
  • Since 2006, the population of Mauritania has increased from 3.01M people to 5.51M (82.7% growth), while Mauritius has grown from 1.23M to 1.24M (0.5% growth).

Mauritania vs Mauritius: population by year and forecast

Mauritania
Factual

Projection
Mauritius
Factual

Projection
1x
Year Population
Mauritania Mauritius
2100 17,309,980 573,538
2099 17,202,690 581,815
2098 17,090,030 590,276
2097 16,975,270 598,961
2096 16,857,252 607,840
2095 16,739,240 616,931
2094 16,617,272 626,226
2093 16,492,589 635,745
2092 16,366,098 645,427
2091 16,235,771 655,300
2090 16,103,700 665,341
2089 15,969,059 675,562
2088 15,831,339 685,908
2087 15,690,143 696,380
2086 15,547,605 707,018
2085 15,403,967 717,757
2084 15,257,740 728,558
2083 15,108,271 739,420
2082 14,958,279 750,402
2081 14,805,332 761,382
2080 14,651,508 772,374
2079 14,496,397 783,407
2078 14,337,117 794,452
2077 14,175,812 805,529
2076 14,013,255 816,547
2075 13,849,027 827,526
2074 13,684,146 838,506
2073 13,517,681 849,462
2072 13,349,376 860,405
2071 13,178,237 871,223
2070 13,007,812 882,091
2069 12,835,311 892,850
2068 12,662,862 903,547
2067 12,487,379 914,226
2066 12,311,503 924,869
2065 12,136,616 935,546
2064 11,958,955 946,145
2063 11,783,144 956,652
2062 11,606,044 967,159
2061 11,428,738 977,603
2060 11,251,427 988,022
2059 11,072,236 998,355
2058 10,892,076 1,008,603
2057 10,713,858 1,018,853
2056 10,536,935 1,029,103
2055 10,358,532 1,039,228
2054 10,179,658 1,049,313
2053 9,999,712 1,059,364
2052 9,819,098 1,069,276
2051 9,639,209 1,079,090
2050 9,461,249 1,088,773
2049 9,283,353 1,098,370
2048 9,104,299 1,107,805
2047 8,926,851 1,117,049
2046 8,748,845 1,126,022
2045 8,572,397 1,134,772
2044 8,397,189 1,143,155
2043 8,222,194 1,151,325
2042 8,048,139 1,159,078
2041 7,876,803 1,166,543
2040 7,706,696 1,173,673
2039 7,537,689 1,180,437
2038 7,369,184 1,186,773
2037 7,202,472 1,192,770
2036 7,036,729 1,198,476
2035 6,871,981 1,203,871
2034 6,708,364 1,208,936
2033 6,546,168 1,213,705
2032 6,385,827 1,218,138
2031 6,227,564 1,222,267
2030 6,070,865 1,226,049
2029 5,916,516 1,229,806
2028 5,764,060 1,233,411
2027 5,613,919 1,236,833
2026 5,464,898 1,240,121
2025 5,317,228 1,243,139
2024 5,169,395 1,245,779
2023 5,022,441 1,248,647
2022 4,875,637 1,262,523
2021 4,734,874 1,266,334
2020 4,600,131 1,266,014
2019 4,467,708 1,265,985
2018 4,337,685 1,265,577
2017 4,210,600 1,264,887
2016 4,086,657 1,263,747
2015 3,965,959 1,262,879
2014 3,848,514 1,261,208
2013 3,734,318 1,258,927
2012 3,619,034 1,255,882
2011 3,502,811 1,252,404
2010 3,390,965 1,250,400
2009 3,284,448 1,247,429
2008 3,183,269 1,244,121
2007 3,093,059 1,239,630
2006 3,013,660 1,233,996
2005 2,939,059 1,228,254
2004 2,868,664 1,221,003
2003 2,802,046 1,213,370
2002 2,738,655 1,204,621
2001 2,678,760 1,196,287
2000 2,613,441 1,186,873
1999 2,541,698 1,175,267
1998 2,474,651 1,160,421
1997 2,411,306 1,148,284
1996 2,358,188 1,133,996
1995 2,312,017 1,122,457
1994 2,249,454 1,112,846
1993 2,174,328 1,097,374
1992 2,088,135 1,084,441
1991 2,009,738 1,070,266
1990 1,951,878 1,058,775
1989 1,903,048 1,051,260
1988 1,855,859 1,043,239
1987 1,803,014 1,036,082
1986 1,751,835 1,028,360
1985 1,702,107 1,020,528
1984 1,653,693 1,012,221
1983 1,606,746 1,001,691
1982 1,561,176 992,521
1981 1,516,877 980,462
1980 1,474,043 966,039
1979 1,432,758 949,888
1978 1,392,713 933,499
1977 1,353,768 921,379
1976 1,315,336 906,507
1975 1,277,330 892,000
1974 1,240,188 878,042
1973 1,203,838 864,819
1972 1,168,355 852,053
1971 1,133,702 839,230
1970 1,099,806 826,000
1969 1,066,754 812,405
1968 1,034,739 798,413
1967 1,003,843 783,917
1966 974,157 768,813
1965 945,838 753,000
1964 918,955 736,381
1963 893,423 718,861
1962 869,184 700,349
1961 846,167 680,757
1960 824,298 680,331

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/mauritania/mauritius | CC BY

From 2006 to 2016, the population of Mauritania increased by 1,072,997 people (a 35.6% growth), while Mauritius gained 29,751 people (a 2.41% growth).

For the next 10 years, from 2016 to 2026, Mauritania gained 1,418,549 people (a 34.7% growth), while Mauritius' population decreased by 23,626 people (a 1.87% decline).

Mauritania was ranked 132nd most populous country in 2006 and is 122nd in 2026. Mauritius was ranked 151st in 2006 and ranked 157th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Mauritania's population will grow by 71.9% to 9,461,249 people with a rank change from 122nd to 102nd. The population of Mauritius will decrease by 12.2% to 1,088,773 people and rank change from 157th to 160th.

Mauritania is projected to reach its peak in 2100 at 17.3M people, while Mauritius' population already peaked in 2021 at 1.27M people and is projected to decrease to 574K people by 2100.

Population growth rate by year

Mauritania
Factual

Projection
Mauritius
Factual

Projection
1x
Year Growth rate
Mauritania Mauritius
2100 0.62% -1.42%
2099 0.66% -1.43%
2098 0.68% -1.45%
2097 0.7% -1.46%
2096 0.7% -1.47%
2095 0.73% -1.48%
2094 0.76% -1.5%
2093 0.77% -1.5%
2092 0.8% -1.51%
2091 0.82% -1.51%
2090 0.84% -1.51%
2089 0.87% -1.51%
2088 0.9% -1.5%
2087 0.92% -1.5%
2086 0.93% -1.5%
2085 0.96% -1.48%
2084 0.99% -1.47%
2083 1% -1.46%
2082 1.03% -1.44%
2081 1.05% -1.42%
2080 1.07% -1.41%
2079 1.11% -1.39%
2078 1.14% -1.38%
2077 1.16% -1.35%
2076 1.19% -1.33%
2075 1.2% -1.31%
2074 1.23% -1.29%
2073 1.26% -1.27%
2072 1.3% -1.24%
2071 1.31% -1.23%
2070 1.34% -1.21%
2069 1.36% -1.18%
2068 1.41% -1.17%
2067 1.43% -1.15%
2066 1.44% -1.14%
2065 1.49% -1.12%
2064 1.49% -1.1%
2063 1.53% -1.09%
2062 1.55% -1.07%
2061 1.58% -1.05%
2060 1.62% -1.04%
2059 1.65% -1.02%
2058 1.66% -1.01%
2057 1.68% -1%
2056 1.72% -0.97%
2055 1.76% -0.96%
2054 1.8% -0.95%
2053 1.84% -0.93%
2052 1.87% -0.91%
2051 1.88% -0.89%
2050 1.92% -0.87%
2049 1.97% -0.85%
2048 1.99% -0.83%
2047 2.03% -0.8%
2046 2.06% -0.77%
2045 2.09% -0.73%
2044 2.13% -0.71%
2043 2.16% -0.67%
2042 2.18% -0.64%
2041 2.21% -0.61%
2040 2.24% -0.57%
2039 2.29% -0.53%
2038 2.31% -0.5%
2037 2.36% -0.48%
2036 2.4% -0.45%
2035 2.44% -0.42%
2034 2.48% -0.39%
2033 2.51% -0.36%
2032 2.54% -0.34%
2031 2.58% -0.31%
2030 2.61% -0.31%
2029 2.64% -0.29%
2028 2.67% -0.28%
2027 2.73% -0.27%
2026 2.78% -0.24%
2025 2.86% -0.21%
2024 2.93% -0.23%
2023 3.01% -1.1%
2022 2.97% -0.3%
2021 2.93% 0.03%
2020 2.96% 0.002%
2019 3% 0.03%
2018 3.02% 0.05%
2017 3.03% 0.09%
2016 3.04% 0.07%
2015 3.05% 0.13%
2014 3.06% 0.18%
2013 3.19% 0.24%
2012 3.32% 0.28%
2011 3.3% 0.16%
2010 3.24% 0.24%
2009 3.18% 0.27%
2008 2.92% 0.36%
2007 2.63% 0.46%
2006 2.54% 0.47%
2005 2.45% 0.59%
2004 2.38% 0.63%
2003 2.31% 0.73%
2002 2.24% 0.7%
2001 2.5% 0.79%
2000 2.82% 0.99%
1999 2.71% 1.28%
1998 2.63% 1.06%
1997 2.25% 1.26%
1996 2% 1.03%
1995 2.78% 0.86%
1994 3.46% 1.41%
1993 4.13% 1.19%
1992 3.9% 1.32%
1991 2.96% 1.09%
1990 2.57% 0.71%
1989 2.54% 0.77%
1988 2.93% 0.69%
1987 2.92% 0.75%
1986 2.92% 0.77%
1985 2.93% 0.82%
1984 2.92% 1.05%
1983 2.92% 0.92%
1982 2.92% 1.23%
1981 2.91% 1.49%
1980 2.88% 1.7%
1979 2.88% 1.76%
1978 2.88% 1.32%
1977 2.92% 1.64%
1976 2.98% 1.63%
1975 2.99% 1.59%
1974 3.02% 1.53%
1973 3.04% 1.5%
1972 3.06% 1.53%
1971 3.08% 1.6%
1970 3.1% 1.67%
1969 3.09% 1.75%
1968 3.08% 1.85%
1967 3.05% 1.96%
1966 2.99% 2.1%
1965 2.93% 2.26%
1964 2.86% 2.44%
1963 2.79% 2.64%
1962 2.72% 2.88%
1961 2.65% 0.06%

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/mauritania/mauritius | CC BY

In 2024, the population of Mauritania grew by 2.93%, while Mauritius' population declined by 0.23%.

Live population counters

Mauritania Mauritius
Current population
5505206
1240121
Population rank 122/197 157/197
Percent of world population 0.07% 0.01%
One net population change
3.58 minutes
3.05 hours
One birth every
3.04 minutes
41.3 minutes
One death every
19 minutes
44.8 minutes
Daily growth/decline +403 -8
Annual growth/decline +146,954 -2,868
Annual growth/decline rate +2.93% -0.23%
Population growth rate rank 17/197 178/197
One migration net change every
1.74 hours
3.16 hours
Annual migration change -5,044 -2,784
Net migration rank 115/196 103/196
Foreign-born residents 195,937 29,142
Foreign-born residents rank 113/195 165/195
Foreign-born share of population 3.8% 2.3%
Foreign-born share rank 107/195 129/195

Natural population change vs migration

Mauritania
Natural

Migration
Mauritius
Natural

Migration
1x
Year Population change
Mauritania Mauritius
Natural Migration Natural Migration
2025 - -5,044 - -2,784
2024 - -2,185 - -2,787
2023 145,164 2,999 999 -2,824
2022 142,451 2,999 -757 -2,824
2021 137,557 -1,483 -253 -4,324
2020 134,899 -1,483 2,405 -5,895
2019 134,460 -3,019 1,773 -5,202
2018 131,584 -2,987 2,151 -5,084
2017 128,562 -3,001 3,415 -5,322
2016 125,342 -3,008 2,906 -4,483
2015 122,092 -3,019 3,031 -3,645
2014 118,792 -2,980 3,657 -3,691
2013 115,558 -2,987 4,281 -3,617
2012 113,489 4,515 5,149 -3,663
2011 111,165 3,272 5,511 -2,465
2010 108,121 1,128 5,877 -2,624
2009 105,273 -1,481 6,113 -2,467
2008 102,432 -3,860 7,465 -2,589
2007 98,895 -17,048 8,429 -2,642
2006 94,991 -18,033 8,515 -2,757
2005 90,940 -18,693 10,195 -2,840
2004 87,578 -19,042 10,745 -3,001
2003 83,804 -19,104 10,799 -3,141
2002 80,993 -18,903 11,685 -3,150
2001 78,769 -21,067 11,723 -3,225
2000 75,929 -2,997 12,224 -2,326
1999 73,554 -2,999 12,341 -1,463
1998 72,045 -8,504 11,489 -1,292
1997 71,327 -8,187 11,943 -1,199
1996 71,939 -28,840 13,041 -1,092
1995 72,244 -22,997 13,020 -1,144
1994 70,570 5,304 14,355 -1,112
1993 68,167 6,217 14,814 -1,189
1992 63,501 34,505 15,833 -1,254
1991 61,782 -2,997 15,091 -1,333
1990 59,934 -3,000 15,564 -1,938
1989 58,666 -17,941 14,718 -2,463
1988 56,654 -2,997 14,084 -1,399
1987 55,037 -2,998 13,262 -300
1986 53,313 -2,998 12,340 852
1985 52,125 -2,998 12,451 615
1984 50,705 -2,998 13,665 -258
1983 49,187 -2,998 14,525 -1,756
1982 47,947 -2,998 15,880 -2,226
1981 46,641 -2,998 18,334 -1,559
1980 45,026 -2,997 19,321 -1,739
1979 43,537 -2,997 19,282 -2,363
1978 42,539 -2,998 18,670 -3,129
1977 41,352 -2,999 16,769 -3,749
1976 40,149 -1,645 16,407 -3,807
1975 38,975 -1,472 15,342 -3,869
1974 38,106 -1,321 17,561 -4,908
1973 37,122 -1,201 13,145 -2,144
1972 36,184 -1,139 14,825 -2,408
1971 35,279 -1,014 15,441 -960
1970 34,382 -855 16,190 -1,281
1969 33,252 -688 15,761 -674
1968 32,029 -565 17,884 -2,445
1967 30,853 -514 17,560 -1,257
1966 29,502 -466 20,758 -4,123
1965 28,028 -434 20,482 -3,597
1964 26,565 -390 22,239 -4,850
1963 25,250 -362 22,069 -5,236
1962 23,927 -342 20,660 -6,107
1961 22,781 -332 20,355 -8,984
1960 21,604 -318 19,931 -7,083

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

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

Over the last 10 years, 98.9% of the population change in Mauritania is from natural causes (a gain of 1,320,903 people) and 1.12% is from migration (a loss of 14,982 people). In Mauritius 30.9% is from natural causes (a gain of 19,327 people) and 69.1% is from migration (a loss of 43,294 people).

As of 2024, 195,937 residents or 3.8% of the population were not native-born in Mauritania, compared to 29,142 people or 2.3% in Mauritius.

Biggest cities by population

Mauritania
City Population
Nouakchott 1.45M
Rosso 61.2K
Mauritius
City Population
Port Louis 149K
Quatre Bornes 81.8K
Curepipe 77.5K
Triolet 23.4K
Goodlands 20.7K
Centre de Flacq 15.8K
Mahebourg 15.8K
Bambous 15.3K

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/mauritania/mauritius | CC BY

Help us show the world through your eyes

Share a photo of your city and help others discover what it looks like to live there. Your contribution makes our data come alive.

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)

Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.