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

Updated on by Georank

The latest officially reported population of Mauritania was 5,315,065 in 2025 vs 7,007,502 people in Nicaragua in 2025. In 2026, based on the adjusted UN estimation, the current Mauritania's population is 5,539,189 people compared to 7,144,725 in Nicaragua.

Population statistics:

  • Nicaragua's population is 1.29 times bigger than Mauritania's.
  • Mauritania is ranked the 123rd most populous country in the world, while Nicaragua is the 107th.
  • The countries together account for 0.15% of the world: 0.07% for Mauritania vs 0.09% for Nicaragua.
  • For the last 10 years, Mauritania has had an average growth rate of +2.98% per year vs +1.32% in Nicaragua.
  • Since 2006, the population of Mauritania has increased from 3.01M people to 5.54M (83.8% growth), while Nicaragua has grown from 5.42M to 7.14M (31.8% growth).

Mauritania vs Nicaragua: population by year and forecast

Mauritania
Factual

Projection
Nicaragua
Factual

Projection
1x
Year Population
Mauritania Nicaragua
2100 17,302,938 8,686,387
2099 17,195,692 8,722,801
2098 17,083,078 8,758,489
2097 16,968,365 8,793,005
2096 16,850,394 8,826,676
2095 16,732,430 8,859,393
2094 16,610,512 8,890,985
2093 16,485,880 8,922,511
2092 16,359,440 8,952,706
2091 16,229,167 8,982,238
2090 16,097,149 9,010,281
2089 15,962,562 9,037,910
2088 15,824,899 9,064,058
2087 15,683,760 9,089,133
2086 15,541,281 9,113,522
2085 15,397,701 9,136,545
2084 15,251,533 9,158,382
2083 15,102,125 9,178,656
2082 14,952,194 9,197,809
2081 14,799,309 9,215,739
2080 14,645,548 9,231,840
2079 14,490,500 9,246,154
2078 14,331,284 9,258,426
2077 14,170,045 9,269,451
2076 14,007,555 9,278,508
2075 13,843,393 9,285,415
2074 13,678,579 9,291,490
2073 13,512,182 9,295,367
2072 13,343,946 9,297,079
2071 13,172,876 9,296,698
2070 13,002,521 9,294,691
2069 12,830,090 9,290,396
2068 12,657,711 9,283,672
2067 12,482,299 9,275,227
2066 12,306,495 9,264,219
2065 12,131,679 9,251,518
2064 11,954,090 9,236,612
2063 11,778,351 9,219,426
2062 11,601,323 9,199,856
2061 11,424,089 9,178,404
2060 11,246,850 9,154,342
2059 11,067,732 9,127,668
2058 10,887,645 9,098,625
2057 10,709,500 9,067,965
2056 10,532,648 9,035,277
2055 10,354,318 9,000,212
2054 10,175,517 8,962,862
2053 9,995,645 8,923,471
2052 9,815,104 8,881,555
2051 9,635,288 8,836,892
2050 9,457,400 8,789,897
2049 9,279,576 8,741,263
2048 9,100,595 8,689,971
2047 8,923,220 8,636,574
2046 8,745,286 8,581,536
2045 8,568,910 8,524,256
2044 8,393,773 8,464,984
2043 8,218,850 8,404,060
2042 8,044,865 8,341,211
2041 7,873,599 8,276,512
2040 7,703,561 8,209,876
2039 7,534,623 8,141,726
2038 7,366,187 8,071,337
2037 7,199,542 7,999,109
2036 7,033,866 7,925,391
2035 6,869,186 7,849,978
2034 6,705,635 7,772,780
2033 6,543,505 7,693,975
2032 6,383,229 7,613,757
2031 6,225,030 7,531,669
2030 6,068,395 7,448,359
2029 5,914,109 7,363,385
2028 5,761,715 7,276,613
2027 5,611,635 7,188,324
2026 5,462,675 7,098,677
2025 5,315,065 7,007,502
2024 5,169,395 6,916,140
2023 5,022,441 6,823,613
2022 4,875,637 6,730,654
2021 4,734,874 6,644,741
2020 4,600,131 6,565,267
2019 4,467,708 6,483,657
2018 4,337,685 6,400,080
2017 4,210,600 6,316,231
2016 4,086,657 6,232,666
2015 3,965,959 6,149,417
2014 3,848,514 6,066,492
2013 3,734,318 5,983,845
2012 3,619,034 5,901,287
2011 3,502,811 5,819,051
2010 3,390,965 5,737,450
2009 3,284,448 5,656,601
2008 3,183,269 5,576,593
2007 3,093,059 5,497,243
2006 3,013,660 5,418,855
2005 2,939,059 5,342,105
2004 2,868,664 5,272,912
2003 2,802,046 5,210,963
2002 2,738,655 5,149,909
2001 2,678,760 5,087,825
2000 2,613,441 5,022,633
1999 2,541,698 4,954,018
1998 2,474,651 4,883,655
1997 2,411,306 4,809,573
1996 2,358,188 4,729,974
1995 2,312,017 4,642,931
1994 2,249,454 4,549,316
1993 2,174,328 4,453,732
1992 2,088,135 4,357,026
1991 2,009,738 4,259,637
1990 1,951,878 4,162,559
1989 1,903,048 4,066,476
1988 1,855,859 3,972,320
1987 1,803,014 3,882,164
1986 1,751,835 3,794,157
1985 1,702,107 3,706,479
1984 1,653,693 3,619,104
1983 1,606,746 3,530,282
1982 1,561,176 3,438,745
1981 1,516,877 3,345,674
1980 1,474,043 3,252,403
1979 1,432,758 3,164,525
1978 1,392,713 3,080,314
1977 1,353,768 2,992,534
1976 1,315,336 2,903,851
1975 1,277,330 2,816,943
1974 1,240,188 2,732,075
1973 1,203,838 2,649,278
1972 1,168,355 2,573,578
1971 1,133,702 2,499,825
1970 1,099,806 2,423,065
1969 1,066,754 2,348,398
1968 1,034,739 2,275,836
1967 1,003,843 2,205,567
1966 974,157 2,137,820
1965 945,838 2,072,681
1964 918,955 2,010,176
1963 893,423 1,950,159
1962 869,184 1,892,320
1961 846,167 1,836,451
1960 824,298 1,782,370

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/mauritania/nicaragua | CC BY

From 2006 to 2016, the population of Mauritania increased by 1,072,997 people (a 35.6% growth), while Nicaragua gained 813,811 people (a 15% growth).

For the next 10 years, from 2016 to 2026, Mauritania gained 1,452,532 people (a 35.5% growth), while Nicaragua's population increased by 912,059 people (a 14.6% growth).

Mauritania was ranked 132nd most populous country in 2006 and is 123rd in 2026. Nicaragua was ranked 109th in 2006 and ranked 107th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Mauritania's population will grow by 70.7% to 9,457,400 people with a rank change from 123rd to 103rd. The population of Nicaragua will increase by 23% to 8,789,897 people and rank change from 107th to 109th.

Mauritania is projected to reach its peak in 2100 at 17.3M people compared to the peak of 9.3M people in 2072 for Nicaragua.

Population growth rate by year

Mauritania
Factual

Projection
Nicaragua
Factual

Projection
1x
Year Growth rate
Mauritania Nicaragua
2100 0.62% -0.42%
2099 0.66% -0.41%
2098 0.68% -0.39%
2097 0.7% -0.38%
2096 0.7% -0.37%
2095 0.73% -0.36%
2094 0.76% -0.35%
2093 0.77% -0.34%
2092 0.8% -0.33%
2091 0.82% -0.31%
2090 0.84% -0.31%
2089 0.87% -0.29%
2088 0.9% -0.28%
2087 0.92% -0.27%
2086 0.93% -0.25%
2085 0.96% -0.24%
2084 0.99% -0.22%
2083 1% -0.21%
2082 1.03% -0.19%
2081 1.05% -0.17%
2080 1.07% -0.15%
2079 1.11% -0.13%
2078 1.14% -0.12%
2077 1.16% -0.1%
2076 1.19% -0.07%
2075 1.2% -0.07%
2074 1.23% -0.04%
2073 1.26% -0.02%
2072 1.3% 0.004%
2071 1.31% 0.02%
2070 1.34% 0.05%
2069 1.36% 0.07%
2068 1.41% 0.09%
2067 1.43% 0.12%
2066 1.44% 0.14%
2065 1.49% 0.16%
2064 1.49% 0.19%
2063 1.53% 0.21%
2062 1.55% 0.23%
2061 1.58% 0.26%
2060 1.62% 0.29%
2059 1.65% 0.32%
2058 1.66% 0.34%
2057 1.68% 0.36%
2056 1.72% 0.39%
2055 1.76% 0.42%
2054 1.8% 0.44%
2053 1.84% 0.47%
2052 1.87% 0.51%
2051 1.88% 0.53%
2050 1.92% 0.56%
2049 1.97% 0.59%
2048 1.99% 0.62%
2047 2.03% 0.64%
2046 2.06% 0.67%
2045 2.09% 0.7%
2044 2.13% 0.72%
2043 2.16% 0.75%
2042 2.18% 0.78%
2041 2.21% 0.81%
2040 2.24% 0.84%
2039 2.29% 0.87%
2038 2.31% 0.9%
2037 2.36% 0.93%
2036 2.4% 0.96%
2035 2.44% 0.99%
2034 2.48% 1.02%
2033 2.51% 1.05%
2032 2.54% 1.09%
2031 2.58% 1.12%
2030 2.61% 1.15%
2029 2.64% 1.19%
2028 2.67% 1.23%
2027 2.73% 1.26%
2026 2.78% 1.3%
2025 2.82% 1.32%
2024 2.93% 1.36%
2023 3.01% 1.38%
2022 2.97% 1.29%
2021 2.93% 1.21%
2020 2.96% 1.26%
2019 3% 1.31%
2018 3.02% 1.33%
2017 3.03% 1.34%
2016 3.04% 1.35%
2015 3.05% 1.37%
2014 3.06% 1.38%
2013 3.19% 1.4%
2012 3.32% 1.41%
2011 3.3% 1.42%
2010 3.24% 1.43%
2009 3.18% 1.43%
2008 2.92% 1.44%
2007 2.63% 1.45%
2006 2.54% 1.44%
2005 2.45% 1.31%
2004 2.38% 1.19%
2003 2.31% 1.19%
2002 2.24% 1.22%
2001 2.5% 1.3%
2000 2.82% 1.39%
1999 2.71% 1.44%
1998 2.63% 1.54%
1997 2.25% 1.68%
1996 2% 1.87%
1995 2.78% 2.06%
1994 3.46% 2.15%
1993 4.13% 2.22%
1992 3.9% 2.29%
1991 2.96% 2.33%
1990 2.57% 2.36%
1989 2.54% 2.37%
1988 2.93% 2.32%
1987 2.92% 2.32%
1986 2.92% 2.37%
1985 2.93% 2.41%
1984 2.92% 2.52%
1983 2.92% 2.66%
1982 2.92% 2.78%
1981 2.91% 2.87%
1980 2.88% 2.78%
1979 2.88% 2.73%
1978 2.88% 2.93%
1977 2.92% 3.05%
1976 2.98% 3.09%
1975 2.99% 3.11%
1974 3.02% 3.13%
1973 3.04% 2.94%
1972 3.06% 2.95%
1971 3.08% 3.17%
1970 3.1% 3.18%
1969 3.09% 3.19%
1968 3.08% 3.19%
1967 3.05% 3.17%
1966 2.99% 3.14%
1965 2.93% 3.11%
1964 2.86% 3.08%
1963 2.79% 3.06%
1962 2.72% 3.04%
1961 2.65% 3.03%

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/mauritania/nicaragua | CC BY

In 2025, the population of Mauritania grew by 2.82%, while Nicaragua's population grew by 1.32%.

Live population counters

Mauritania Nicaragua
Current population
5539189
7144725
Population rank 123/197 107/197
Percent of world population 0.07% 0.09%
One net population change
3.62 minutes
5.77 minutes
One birth every
2.99 minutes
3.97 minutes
One death every
18.8 minutes
16.4 minutes
Daily growth/decline +399 +250
Annual growth/decline +145,670 +91,362
Annual growth/decline rate +2.82% +1.32%
Population growth rate rank 18/197 78/197
One migration net change every
1.74 hours
1.05 hours
Annual migration change -5,044 -8,371
Net migration rank 115/196 129/196
Foreign-born residents 195,937 43,757
Foreign-born residents rank 113/195 154/195
Foreign-born share of population 3.8% 0.6%
Foreign-born share rank 107/195 172/195

Natural population change vs migration

Mauritania
Natural

Migration
Nicaragua
Natural

Migration
1x
Year Population change
Mauritania Nicaragua
Natural Migration Natural Migration
2025 - -5,044 - -8,371
2024 147,927 -2,185 100,318 -8,189
2023 145,164 2,999 100,921 -7,996
2022 142,451 2,999 100,987 -7,996
2021 137,557 -1,483 89,213 -10,383
2020 134,899 -1,483 90,515 -10,383
2019 134,460 -3,019 102,817 -19,730
2018 131,584 -2,987 104,814 -20,742
2017 128,562 -3,001 105,468 -21,849
2016 125,342 -3,008 106,585 -23,076
2015 122,092 -3,019 107,344 -24,353
2014 118,792 -2,980 108,420 -25,570
2013 115,558 -2,987 109,032 -26,587
2012 113,489 4,515 110,065 -27,389
2011 111,165 3,272 110,026 -28,221
2010 108,121 1,128 110,475 -29,081
2009 105,273 -1,481 110,213 -29,913
2008 102,432 -3,860 110,395 -30,675
2007 98,895 -17,048 110,341 -31,357
2006 94,991 -18,033 110,073 -32,274
2005 90,940 -18,693 108,984 -33,280
2004 87,578 -19,042 106,904 -44,222
2003 83,804 -19,104 106,142 -44,931
2002 80,993 -18,903 105,805 -44,906
2001 78,769 -21,067 107,109 -43,837
2000 75,929 -2,997 109,192 -42,087
1999 73,554 -2,999 110,217 -40,095
1998 72,045 -8,504 108,862 -38,260
1997 71,327 -8,187 114,415 -36,851
1996 71,939 -28,840 116,849 -35,208
1995 72,244 -22,997 118,325 -25,889
1994 70,570 5,304 119,565 -24,773
1993 68,167 6,217 120,469 -24,091
1992 63,501 34,505 121,204 -24,171
1991 61,782 -2,997 121,787 -24,028
1990 59,934 -3,000 120,677 -24,280
1989 58,666 -17,941 120,128 -24,364
1988 56,654 -2,997 117,299 -24,753
1987 55,037 -2,998 112,885 -25,127
1986 53,313 -2,998 113,054 -24,805
1985 52,125 -2,998 110,949 -23,840
1984 50,705 -2,998 110,133 -22,493
1983 49,187 -2,998 110,618 -20,620
1982 47,947 -2,998 112,468 -19,395
1981 46,641 -2,998 110,421 -17,353
1980 45,026 -2,997 108,604 -15,130
1979 43,537 -2,997 96,429 -14,152
1978 42,539 -2,998 98,419 -12,273
1977 41,352 -2,999 100,498 -11,082
1976 40,149 -1,645 98,100 -10,155
1975 38,975 -1,472 95,230 -9,349
1974 38,106 -1,321 92,505 -8,639
1973 37,122 -1,201 89,662 -7,947
1972 36,184 -1,139 76,906 -7,219
1971 35,279 -1,014 84,139 -6,328
1970 34,382 -855 81,127 -5,423
1969 33,252 -688 78,237 -4,592
1968 32,029 -565 75,458 -3,979
1967 30,853 -514 72,722 -3,666
1966 29,502 -466 69,883 -3,443
1965 28,028 -434 67,056 -3,231
1964 26,565 -390 64,227 -3,043
1963 25,250 -362 61,738 -2,881
1962 23,927 -342 59,547 -2,727
1961 22,781 -332 57,499 -2,579
1960 21,604 -318 55,664 -2,418

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

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

Over the last 10 years, 99% of the population change in Mauritania is from natural causes (a gain of 1,350,038 people) and 1.04% is from migration (a loss of 14,187 people). In Nicaragua 86.7% is from natural causes (a gain of 1,008,982 people) and 13.3% is from migration (a loss of 154,697 people).

As of 2024, 195,937 residents or 3.8% of the population were not native-born in Mauritania, compared to 43,757 people or 0.6% in Nicaragua.

Biggest cities by population

Mauritania
City Population
Nouakchott 1.45M
Rosso 61.2K
Nicaragua
City Population
Managua 937K
Leon 174K
Masaya 140K
Matagalpa 133K
Chinandega 122K
Esteli 112K
Granada 105K
Jinotega 99.4K
Juigalpa 51.8K
San Juan del Sur 14.7K

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/mauritania/nicaragua | 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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