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

Updated on by Georank team

The latest officially reported population of Mauritania was 5,169,395 in 2024 vs 34,217,848 people in Peru in 2024. In 2026, based on the adjusted UN estimation, the current Mauritania's population is 5,505,206 people compared to 35,031,596 in Peru.

Population statistics:

  • Peru's population is 6.36 times bigger than Mauritania's.
  • Mauritania is ranked the 122nd most populous country in the world, while Peru is the 48th.
  • The countries together account for 0.49% of the world: 0.07% for Mauritania vs 0.42% for Peru.
  • For the last 10 years, Mauritania has had an average growth rate of +3% per year vs +1.26% in Peru.
  • Since 2006, the population of Mauritania has increased from 3.01M people to 5.51M (82.7% growth), while Peru has grown from 28.3M to 35M (23.7% growth).

Mauritania vs Peru: population by year and forecast

Mauritania
Factual

Projection
Peru
Factual

Projection
1x
Year Population
Mauritania Peru
2100 17,309,980 38,452,509
2099 17,202,690 38,619,608
2098 17,090,030 38,784,430
2097 16,975,270 38,947,717
2096 16,857,252 39,108,849
2095 16,739,240 39,267,786
2094 16,617,272 39,423,479
2093 16,492,589 39,578,294
2092 16,366,098 39,729,309
2091 16,235,771 39,877,488
2090 16,103,700 40,022,659
2089 15,969,059 40,164,228
2088 15,831,339 40,303,304
2087 15,690,143 40,438,644
2086 15,547,605 40,569,419
2085 15,403,967 40,695,935
2084 15,257,740 40,817,705
2083 15,108,271 40,933,831
2082 14,958,279 41,045,559
2081 14,805,332 41,151,529
2080 14,651,508 41,252,019
2079 14,496,397 41,345,682
2078 14,337,117 41,433,298
2077 14,175,812 41,514,392
2076 14,013,255 41,589,064
2075 13,849,027 41,656,726
2074 13,684,146 41,717,426
2073 13,517,681 41,770,225
2072 13,349,376 41,815,673
2071 13,178,237 41,853,504
2070 13,007,812 41,883,997
2069 12,835,311 41,906,365
2068 12,662,862 41,920,235
2067 12,487,379 41,925,717
2066 12,311,503 41,923,100
2065 12,136,616 41,912,338
2064 11,958,955 41,893,671
2063 11,783,144 41,866,010
2062 11,606,044 41,830,096
2061 11,428,738 41,785,364
2060 11,251,427 41,732,163
2059 11,072,236 41,670,843
2058 10,892,076 41,601,084
2057 10,713,858 41,522,014
2056 10,536,935 41,434,774
2055 10,358,532 41,338,448
2054 10,179,658 41,233,873
2053 9,999,712 41,120,477
2052 9,819,098 40,999,698
2051 9,639,209 40,870,773
2050 9,461,249 40,733,304
2049 9,283,353 40,588,072
2048 9,104,299 40,434,856
2047 8,926,851 40,272,431
2046 8,748,845 40,100,751
2045 8,572,397 39,920,558
2044 8,397,189 39,731,027
2043 8,222,194 39,534,093
2042 8,048,139 39,328,332
2041 7,876,803 39,114,174
2040 7,706,696 38,892,211
2039 7,537,689 38,662,243
2038 7,369,184 38,424,592
2037 7,202,472 38,178,789
2036 7,036,729 37,924,438
2035 6,871,981 37,662,565
2034 6,708,364 37,392,354
2033 6,546,168 37,114,776
2032 6,385,827 36,830,488
2031 6,227,564 36,538,688
2030 6,070,865 36,238,199
2029 5,916,516 35,929,085
2028 5,764,060 35,609,999
2027 5,613,919 35,280,410
2026 5,464,898 34,939,340
2025 5,317,228 34,585,730
2024 5,169,395 34,217,848
2023 5,022,441 33,845,617
2022 4,875,637 33,475,438
2021 4,734,874 33,155,882
2020 4,600,131 32,838,579
2019 4,467,708 32,449,303
2018 4,337,685 31,897,584
2017 4,210,600 31,324,637
2016 4,086,657 30,866,494
2015 3,965,959 30,457,600
2014 3,848,514 30,115,826
2013 3,734,318 29,817,919
2012 3,619,034 29,550,366
2011 3,502,811 29,304,086
2010 3,390,965 29,086,019
2009 3,284,448 28,896,811
2008 3,183,269 28,719,041
2007 3,093,059 28,530,699
2006 3,013,660 28,324,491
2005 2,939,059 28,101,180
2004 2,868,664 27,852,190
2003 2,802,046 27,580,490
2002 2,738,655 27,288,217
2001 2,678,760 26,964,601
2000 2,613,441 26,598,331
1999 2,541,698 26,186,504
1998 2,474,651 25,738,095
1997 2,411,306 25,274,147
1996 2,358,188 24,811,171
1995 2,312,017 24,348,919
1994 2,249,454 23,881,493
1993 2,174,328 23,413,783
1992 2,088,135 22,946,340
1991 2,009,738 22,483,775
1990 1,951,878 22,014,771
1989 1,903,048 21,532,589
1988 1,855,859 21,054,702
1987 1,803,014 20,582,320
1986 1,751,835 20,117,122
1985 1,702,107 19,648,204
1984 1,653,693 19,174,716
1983 1,606,746 18,705,957
1982 1,561,176 18,246,503
1981 1,516,877 17,798,805
1980 1,474,043 17,360,949
1979 1,432,758 16,933,139
1978 1,392,713 16,516,059
1977 1,353,768 16,109,806
1976 1,315,336 15,716,809
1975 1,277,330 15,333,957
1974 1,240,188 14,956,552
1973 1,203,838 14,582,867
1972 1,168,355 14,210,147
1971 1,133,702 13,838,067
1970 1,099,806 13,501,237
1969 1,066,754 13,166,767
1968 1,034,739 12,803,993
1967 1,003,843 12,448,814
1966 974,157 12,101,297
1965 945,838 11,761,085
1964 918,955 11,427,978
1963 893,423 11,102,099
1962 869,184 10,784,612
1961 846,167 10,475,123
1960 824,298 10,174,127

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/peru | CC BY

From 2006 to 2016, the population of Mauritania increased by 1,072,997 people (a 35.6% growth), while Peru gained 2,542,003 people (a 8.97% growth).

For the next 10 years, from 2016 to 2026, Mauritania gained 1,418,549 people (a 34.7% growth), while Peru's population increased by 4,165,102 people (a 13.5% growth).

Mauritania was ranked 132nd most populous country in 2006 and is 122nd in 2026. Peru was ranked 40th in 2006 and ranked 48th 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 Peru will increase by 16.3% to 40,733,304 people and rank change from 48th to 51st.

Mauritania is projected to reach its peak in 2100 at 17.3M people compared to the peak of 41.9M people in 2067 for Peru.

Population growth rate by year

Mauritania
Factual

Projection
Peru
Factual

Projection
1x
Year Growth rate
Mauritania Peru
2100 0.62% -0.43%
2099 0.66% -0.42%
2098 0.68% -0.42%
2097 0.7% -0.41%
2096 0.7% -0.4%
2095 0.73% -0.39%
2094 0.76% -0.39%
2093 0.77% -0.38%
2092 0.8% -0.37%
2091 0.82% -0.36%
2090 0.84% -0.35%
2089 0.87% -0.35%
2088 0.9% -0.33%
2087 0.92% -0.32%
2086 0.93% -0.31%
2085 0.96% -0.3%
2084 0.99% -0.28%
2083 1% -0.27%
2082 1.03% -0.26%
2081 1.05% -0.24%
2080 1.07% -0.23%
2079 1.11% -0.21%
2078 1.14% -0.2%
2077 1.16% -0.18%
2076 1.19% -0.16%
2075 1.2% -0.15%
2074 1.23% -0.13%
2073 1.26% -0.11%
2072 1.3% -0.09%
2071 1.31% -0.07%
2070 1.34% -0.05%
2069 1.36% -0.03%
2068 1.41% -0.01%
2067 1.43% 0.006%
2066 1.44% 0.03%
2065 1.49% 0.04%
2064 1.49% 0.07%
2063 1.53% 0.09%
2062 1.55% 0.11%
2061 1.58% 0.13%
2060 1.62% 0.15%
2059 1.65% 0.17%
2058 1.66% 0.19%
2057 1.68% 0.21%
2056 1.72% 0.23%
2055 1.76% 0.25%
2054 1.8% 0.28%
2053 1.84% 0.29%
2052 1.87% 0.32%
2051 1.88% 0.34%
2050 1.92% 0.36%
2049 1.97% 0.38%
2048 1.99% 0.4%
2047 2.03% 0.43%
2046 2.06% 0.45%
2045 2.09% 0.48%
2044 2.13% 0.5%
2043 2.16% 0.52%
2042 2.18% 0.55%
2041 2.21% 0.57%
2040 2.24% 0.59%
2039 2.29% 0.62%
2038 2.31% 0.64%
2037 2.36% 0.67%
2036 2.4% 0.7%
2035 2.44% 0.72%
2034 2.48% 0.75%
2033 2.51% 0.77%
2032 2.54% 0.8%
2031 2.58% 0.83%
2030 2.61% 0.86%
2029 2.64% 0.9%
2028 2.67% 0.93%
2027 2.73% 0.98%
2026 2.78% 1.02%
2025 2.86% 1.08%
2024 2.93% 1.1%
2023 3.01% 1.11%
2022 2.97% 0.96%
2021 2.93% 0.97%
2020 2.96% 1.2%
2019 3% 1.73%
2018 3.02% 1.83%
2017 3.03% 1.48%
2016 3.04% 1.34%
2015 3.05% 1.13%
2014 3.06% 1%
2013 3.19% 0.91%
2012 3.32% 0.84%
2011 3.3% 0.75%
2010 3.24% 0.65%
2009 3.18% 0.62%
2008 2.92% 0.66%
2007 2.63% 0.73%
2006 2.54% 0.79%
2005 2.45% 0.89%
2004 2.38% 0.99%
2003 2.31% 1.07%
2002 2.24% 1.2%
2001 2.5% 1.38%
2000 2.82% 1.57%
1999 2.71% 1.74%
1998 2.63% 1.84%
1997 2.25% 1.87%
1996 2% 1.9%
1995 2.78% 1.96%
1994 3.46% 2%
1993 4.13% 2.04%
1992 3.9% 2.06%
1991 2.96% 2.13%
1990 2.57% 2.24%
1989 2.54% 2.27%
1988 2.93% 2.3%
1987 2.92% 2.31%
1986 2.92% 2.39%
1985 2.93% 2.47%
1984 2.92% 2.51%
1983 2.92% 2.52%
1982 2.92% 2.52%
1981 2.91% 2.52%
1980 2.88% 2.53%
1979 2.88% 2.53%
1978 2.88% 2.52%
1977 2.92% 2.5%
1976 2.98% 2.5%
1975 2.99% 2.52%
1974 3.02% 2.56%
1973 3.04% 2.62%
1972 3.06% 2.69%
1971 3.08% 2.49%
1970 3.1% 2.54%
1969 3.09% 2.83%
1968 3.08% 2.85%
1967 3.05% 2.87%
1966 2.99% 2.89%
1965 2.93% 2.91%
1964 2.86% 2.94%
1963 2.79% 2.94%
1962 2.72% 2.95%
1961 2.65% 2.96%

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/peru | CC BY

In 2024, the population of Mauritania grew by 2.93%, while Peru's population grew by 1.1%.

Live population counters

Mauritania Peru
Current population
5505206
35031596
Population rank 122/197 48/197
Percent of world population 0.07% 0.42%
One net population change
3.58 minutes
1.41 minutes
One birth every
3.04 minutes
58.4 seconds
One death every
19 minutes
2.83 minutes
Daily growth/decline +403 +1,020
Annual growth/decline +146,954 +372,231
Annual growth/decline rate +2.93% +1.1%
Population growth rate rank 17/197 95/197
One migration net change every
1.74 hours
44.2 minutes
Annual migration change -5,044 +11,931
Net migration rank 115/196 41/196
Foreign-born residents 195,937 1,837,219
Foreign-born residents rank 113/195 39/195
Foreign-born share of population 3.8% 5.4%
Foreign-born share rank 107/195 90/195

Natural population change vs migration

Mauritania
Natural

Migration
Peru
Natural

Migration
1x
Year Population change
Mauritania Peru
Natural Migration Natural Migration
2025 - -5,044 - 11,931
2024 - -2,185 - 18,406
2023 145,164 2,999 353,788 24,783
2022 142,451 2,999 327,859 33,982
2021 137,557 -1,483 235,440 41,868
2020 134,899 -1,483 301,950 55,375
2019 134,460 -3,019 346,981 74,270
2018 131,584 -2,987 343,123 339,067
2017 128,562 -3,001 349,333 114,382
2016 125,342 -3,008 355,859 96,740
2015 122,092 -3,019 362,781 2,421
2014 118,792 -2,980 368,708 -50,383
2013 115,558 -2,987 372,694 -95,214
2012 113,489 4,515 376,501 -118,863
2011 111,165 3,272 383,268 -148,339
2010 108,121 1,128 382,510 -181,302
2009 105,273 -1,481 396,522 -219,314
2008 102,432 -3,860 413,640 -235,307
2007 98,895 -17,048 435,122 -236,745
2006 94,991 -18,033 445,884 -231,851
2005 90,940 -18,693 454,199 -221,652
2004 87,578 -19,042 459,617 -194,171
2003 83,804 -19,104 459,243 -181,276
2002 80,993 -18,903 463,709 -157,158
2001 78,769 -21,067 470,154 -129,481
2000 75,929 -2,997 484,222 -92,353
1999 73,554 -2,999 487,095 -55,325
1998 72,045 -8,504 489,436 -24,388
1997 71,327 -8,187 495,348 -32,515
1996 71,939 -28,840 501,855 -38,749
1995 72,244 -22,997 507,894 -46,499
1994 70,570 5,304 512,735 -39,299
1993 68,167 6,217 513,769 -51,775
1992 63,501 34,505 514,618 -41,702
1991 61,782 -2,997 513,867 -61,645
1990 59,934 -3,000 515,233 -29,437
1989 58,666 -17,941 512,152 -33,569
1988 56,654 -2,997 508,429 -31,238
1987 55,037 -2,998 502,229 -34,651
1986 53,313 -2,998 496,712 -33,891
1985 52,125 -2,998 488,887 -13,887
1984 50,705 -2,998 477,968 -6,007
1983 49,187 -2,998 469,781 -4,243
1982 47,947 -2,998 461,107 -7,748
1981 46,641 -2,998 453,158 -11,123
1980 45,026 -2,997 445,100 -11,446
1979 43,537 -2,997 439,110 -17,148
1978 42,539 -2,998 432,127 -19,939
1977 41,352 -2,999 425,428 -25,117
1976 40,149 -1,645 420,284 -34,602
1975 38,975 -1,472 414,400 -34,382
1974 38,106 -1,321 408,299 -33,493
1973 37,122 -1,201 400,752 -28,191
1972 36,184 -1,139 396,960 -24,100
1971 35,279 -1,014 391,506 -20,209
1970 34,382 -855 318,022 -15,653
1969 33,252 -688 379,347 -12,776
1968 32,029 -565 372,379 -13,389
1967 30,853 -514 365,224 -13,837
1966 29,502 -466 356,819 -13,166
1965 28,028 -434 349,245 -12,470
1964 26,565 -390 341,570 -12,129
1963 25,250 -362 332,352 -10,040
1962 23,927 -342 321,716 -9,051
1961 22,781 -332 313,385 -7,063
1960 21,604 -318 302,924 -7,236

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

GeoRank.org/population/mauritania/peru | 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 Peru 82% is from natural causes (a gain of 3,345,822 people) and 18% is from migration (a gain of 732,505 people).

As of 2024, 195,937 residents or 3.8% of the population were not native-born in Mauritania, compared to 1,837,219 people or 5.4% in Peru.

Biggest cities by population

Mauritania
City Population
Nouakchott 1.45M
Rosso 61.2K
Peru
City Population
Lima 9.94M
Arequipa 1.01M
Trujillo 920K
Chiclayo 553K
Callao 537K
Piura 473K
Cusco 428K
Chimbote 395K
Huancayo 378K
Iquitos 378K

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/peru | 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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