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Population in Mauritania compared to South Sudan: Trends, Charts, Rankings

Updated on by Georank team

The latest officially reported population of Mauritania was 5,169,395 in 2024 vs 11,943,408 people in South Sudan in 2024. In 2026, based on the adjusted UN estimation, the current Mauritania's population is 5,505,206 people compared to 12,507,858 in South Sudan.

Population statistics:

  • South Sudan's population is 2.27 times bigger than Mauritania's.
  • Mauritania is ranked the 122nd most populous country in the world, while South Sudan is the 80th.
  • The countries together account for 0.22% of the world: 0.07% for Mauritania vs 0.15% for South Sudan.
  • For the last 10 years, Mauritania has had an average growth rate of +3% per year vs +0.65% in South Sudan.
  • Since 2006, the population of Mauritania has increased from 3.01M people to 5.51M (82.7% growth), while South Sudan has grown from 7.98M to 12.5M (56.8% growth).

Mauritania vs South Sudan: population by year and forecast

Mauritania
Factual

Projection
South Sudan
Factual

Projection
1x
Year Population
Mauritania South Sudan
2100 17,309,980 24,086,901
2099 17,202,690 24,081,477
2098 17,090,030 24,063,461
2097 16,975,270 24,065,268
2096 16,857,252 24,054,483
2095 16,739,240 24,046,345
2094 16,617,272 24,047,776
2093 16,492,589 24,039,017
2092 16,366,098 24,019,054
2091 16,235,771 24,000,308
2090 16,103,700 23,978,496
2089 15,969,059 23,937,487
2088 15,831,339 23,892,166
2087 15,690,143 23,857,250
2086 15,547,605 23,803,312
2085 15,403,967 23,759,178
2084 15,257,740 23,687,109
2083 15,108,271 23,617,646
2082 14,958,279 23,541,119
2081 14,805,332 23,466,449
2080 14,651,508 23,391,758
2079 14,496,397 23,294,252
2078 14,337,117 23,197,067
2077 14,175,812 23,086,584
2076 14,013,255 22,987,331
2075 13,849,027 22,868,587
2074 13,684,146 22,726,189
2073 13,517,681 22,583,672
2072 13,349,376 22,438,943
2071 13,178,237 22,288,026
2070 13,007,812 22,151,650
2069 12,835,311 22,003,659
2068 12,662,862 21,829,800
2067 12,487,379 21,662,211
2066 12,311,503 21,496,881
2065 12,136,616 21,317,455
2064 11,958,955 21,142,002
2063 11,783,144 20,965,122
2062 11,606,044 20,785,055
2061 11,428,738 20,608,964
2060 11,251,427 20,430,857
2059 11,072,236 20,235,022
2058 10,892,076 20,048,974
2057 10,713,858 19,853,696
2056 10,536,935 19,659,362
2055 10,358,532 19,464,297
2054 10,179,658 19,257,481
2053 9,999,712 19,060,517
2052 9,819,098 18,840,461
2051 9,639,209 18,633,198
2050 9,461,249 18,434,212
2049 9,283,353 18,230,881
2048 9,104,299 18,021,026
2047 8,926,851 17,806,282
2046 8,748,845 17,579,173
2045 8,572,397 17,355,041
2044 8,397,189 17,121,972
2043 8,222,194 16,888,278
2042 8,048,139 16,645,354
2041 7,876,803 16,396,768
2040 7,706,696 16,142,816
2039 7,537,689 15,889,952
2038 7,369,184 15,628,043
2037 7,202,472 15,363,975
2036 7,036,729 15,091,275
2035 6,871,981 14,815,307
2034 6,708,364 14,543,511
2033 6,546,168 14,278,180
2032 6,385,827 14,007,134
2031 6,227,564 13,730,637
2030 6,070,865 13,465,615
2029 5,916,516 13,206,477
2028 5,764,060 12,947,082
2027 5,613,919 12,692,769
2026 5,464,898 12,439,296
2025 5,317,228 12,193,102
2024 5,169,395 11,943,408
2023 5,022,441 11,483,374
2022 4,875,637 11,021,177
2021 4,734,874 10,865,780
2020 4,600,131 10,698,467
2019 4,467,708 10,423,384
2018 4,337,685 10,122,977
2017 4,210,600 10,259,154
2016 4,086,657 10,830,102
2015 3,965,959 11,107,561
2014 3,848,514 11,235,073
2013 3,734,318 11,166,275
2012 3,619,034 10,756,240
2011 3,502,811 10,288,109
2010 3,390,965 9,745,953
2009 3,284,448 9,243,556
2008 3,183,269 8,817,647
2007 3,093,059 8,388,788
2006 3,013,660 7,976,526
2005 2,939,059 7,590,143
2004 2,868,664 7,233,041
2003 2,802,046 6,903,127
2002 2,738,655 6,596,806
2001 2,678,760 6,308,391
2000 2,613,441 6,032,267
1999 2,541,698 5,771,628
1998 2,474,651 5,620,068
1997 2,411,306 5,509,136
1996 2,358,188 5,356,925
1995 2,312,017 5,225,836
1994 2,249,454 5,071,184
1993 2,174,328 4,956,002
1992 2,088,135 4,909,749
1991 2,009,738 4,836,677
1990 1,951,878 4,737,633
1989 1,903,048 4,713,229
1988 1,855,859 4,848,029
1987 1,803,014 4,962,395
1986 1,751,835 4,921,240
1985 1,702,107 4,834,296
1984 1,653,693 4,750,627
1983 1,606,746 4,661,574
1982 1,561,176 4,557,686
1981 1,516,877 4,447,272
1980 1,474,043 4,339,030
1979 1,432,758 4,232,605
1978 1,392,713 4,127,657
1977 1,353,768 4,024,032
1976 1,315,336 3,921,910
1975 1,277,330 3,821,494
1974 1,240,188 3,723,259
1973 1,203,838 3,627,383
1972 1,168,355 3,542,497
1971 1,133,702 3,468,646
1970 1,099,806 3,409,614
1969 1,066,754 3,365,533
1968 1,034,739 3,321,528
1967 1,003,843 3,277,648
1966 974,157 3,236,423
1965 945,838 3,189,835
1964 918,955 3,129,918
1963 893,423 3,072,669
1962 869,184 3,024,308
1961 846,167 2,976,724
1960 824,298 2,931,559

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/south-sudan | CC BY

From 2006 to 2016, the population of Mauritania increased by 1,072,997 people (a 35.6% growth), while South Sudan gained 2,853,576 people (a 35.8% growth).

For the next 10 years, from 2016 to 2026, Mauritania gained 1,418,549 people (a 34.7% growth), while South Sudan's population increased by 1,677,756 people (a 15.5% growth).

Mauritania was ranked 132nd most populous country in 2006 and is 122nd in 2026. South Sudan was ranked 92nd in 2006 and ranked 80th 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 South Sudan will increase by 47.4% to 18,434,212 people and rank change from 80th to 78th.

Mauritania is projected to reach its peak in 2100 at 17.3M people compared to the peak of 24.1M people in 2100 for South Sudan.

Population growth rate by year

Mauritania
Factual

Projection
South Sudan
Factual

Projection
1x
Year Growth rate
Mauritania South Sudan
2100 0.62% 0.02%
2099 0.66% 0.07%
2098 0.68% -0.008%
2097 0.7% 0.04%
2096 0.7% 0.03%
2095 0.73% -0.006%
2094 0.76% 0.04%
2093 0.77% 0.08%
2092 0.8% 0.08%
2091 0.82% 0.09%
2090 0.84% 0.17%
2089 0.87% 0.19%
2088 0.9% 0.15%
2087 0.92% 0.23%
2086 0.93% 0.19%
2085 0.96% 0.3%
2084 0.99% 0.29%
2083 1% 0.33%
2082 1.03% 0.32%
2081 1.05% 0.32%
2080 1.07% 0.42%
2079 1.11% 0.42%
2078 1.14% 0.48%
2077 1.16% 0.43%
2076 1.19% 0.52%
2075 1.2% 0.63%
2074 1.23% 0.63%
2073 1.26% 0.64%
2072 1.3% 0.68%
2071 1.31% 0.62%
2070 1.34% 0.67%
2069 1.36% 0.8%
2068 1.41% 0.77%
2067 1.43% 0.77%
2066 1.44% 0.84%
2065 1.49% 0.83%
2064 1.49% 0.84%
2063 1.53% 0.87%
2062 1.55% 0.85%
2061 1.58% 0.87%
2060 1.62% 0.97%
2059 1.65% 0.93%
2058 1.66% 0.98%
2057 1.68% 0.99%
2056 1.72% 1%
2055 1.76% 1.07%
2054 1.8% 1.03%
2053 1.84% 1.17%
2052 1.87% 1.11%
2051 1.88% 1.08%
2050 1.92% 1.12%
2049 1.97% 1.16%
2048 1.99% 1.21%
2047 2.03% 1.29%
2046 2.06% 1.29%
2045 2.09% 1.36%
2044 2.13% 1.38%
2043 2.16% 1.46%
2042 2.18% 1.52%
2041 2.21% 1.57%
2040 2.24% 1.59%
2039 2.29% 1.68%
2038 2.31% 1.72%
2037 2.36% 1.81%
2036 2.4% 1.86%
2035 2.44% 1.87%
2034 2.48% 1.86%
2033 2.51% 1.94%
2032 2.54% 2.01%
2031 2.58% 1.97%
2030 2.61% 1.96%
2029 2.64% 2%
2028 2.67% 2%
2027 2.73% 2.04%
2026 2.78% 2.02%
2025 2.86% 2.09%
2024 2.93% 4.01%
2023 3.01% 4.19%
2022 2.97% 1.43%
2021 2.93% 1.56%
2020 2.96% 2.64%
2019 3% 2.97%
2018 3.02% -1.33%
2017 3.03% -5.27%
2016 3.04% -2.5%
2015 3.05% -1.13%
2014 3.06% 0.62%
2013 3.19% 3.81%
2012 3.32% 4.55%
2011 3.3% 5.56%
2010 3.24% 5.44%
2009 3.18% 4.83%
2008 2.92% 5.11%
2007 2.63% 5.17%
2006 2.54% 5.09%
2005 2.45% 4.94%
2004 2.38% 4.78%
2003 2.31% 4.64%
2002 2.24% 4.57%
2001 2.5% 4.58%
2000 2.82% 4.52%
1999 2.71% 2.7%
1998 2.63% 2.01%
1997 2.25% 2.84%
1996 2% 2.51%
1995 2.78% 3.05%
1994 3.46% 2.32%
1993 4.13% 0.94%
1992 3.9% 1.51%
1991 2.96% 2.09%
1990 2.57% 0.52%
1989 2.54% -2.78%
1988 2.93% -2.3%
1987 2.92% 0.84%
1986 2.92% 1.8%
1985 2.93% 1.76%
1984 2.92% 1.91%
1983 2.92% 2.28%
1982 2.92% 2.48%
1981 2.91% 2.49%
1980 2.88% 2.51%
1979 2.88% 2.54%
1978 2.88% 2.58%
1977 2.92% 2.6%
1976 2.98% 2.63%
1975 2.99% 2.64%
1974 3.02% 2.64%
1973 3.04% 2.4%
1972 3.06% 2.13%
1971 3.08% 1.73%
1970 3.1% 1.31%
1969 3.09% 1.32%
1968 3.08% 1.34%
1967 3.05% 1.27%
1966 2.99% 1.46%
1965 2.93% 1.91%
1964 2.86% 1.86%
1963 2.79% 1.6%
1962 2.72% 1.6%
1961 2.65% 1.54%

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/south-sudan | CC BY

In 2024, the population of Mauritania grew by 2.93%, while South Sudan's population grew by 4.01%.

Live population counters

Mauritania South Sudan
Current population
5505206
12507858
Population rank 122/197 80/197
Percent of world population 0.07% 0.15%
One net population change
3.58 minutes
1.14 minutes
One birth every
3.04 minutes
1.6 minutes
One death every
19 minutes
4.76 minutes
Daily growth/decline +403 +1,260
Annual growth/decline +146,954 +460,034
Annual growth/decline rate +2.93% +4.01%
Population growth rate rank 17/197 7/197
One migration net change every
1.74 hours
1.43 hours
Annual migration change -5,044 +6,145
Net migration rank 115/196 50/196
Foreign-born residents 195,937 914,001
Foreign-born residents rank 113/195 62/195
Foreign-born share of population 3.8% 7.7%
Foreign-born share rank 107/195 77/195

Natural population change vs migration

Mauritania
Natural

Migration
South Sudan
Natural

Migration
1x
Year Population change
Mauritania South Sudan
Natural Migration Natural Migration
2025 - -5,044 - 6,145
2024 - -2,185 - 15,374
2023 145,164 2,999 217,966 455,000
2022 142,451 2,999 211,166 40,259
2021 137,557 -1,483 213,567 -154,359
2020 134,899 -1,483 212,332 62,935
2019 134,460 -3,019 209,708 65,198
2018 131,584 -2,987 168,497 157,408
2017 128,562 -3,001 72,193 -670,477
2016 125,342 -3,008 110,553 -654,225
2015 122,092 -3,019 148,542 -159,822
2014 118,792 -2,980 227,611 -471,523
2013 115,558 -2,987 315,983 65,337
2012 113,489 4,515 312,974 125,771
2011 111,165 3,272 303,181 194,325
2010 108,121 1,128 287,409 299,402
2009 105,273 -1,481 278,859 139,129
2008 102,432 -3,860 268,268 165,557
2007 98,895 -17,048 256,546 167,350
2006 94,991 -18,033 246,706 153,926
2005 90,940 -18,693 239,272 132,869
2004 87,578 -19,042 231,877 110,182
2003 83,804 -19,104 225,822 91,951
2002 80,993 -18,903 212,014 82,847
2001 78,769 -21,067 204,108 77,856
2000 75,929 -2,997 196,055 74,227
1999 73,554 -2,999 180,721 70,271
1998 72,045 -8,504 -12,157 64,285
1997 71,327 -8,187 121,454 48,280
1996 71,939 -28,840 116,728 17,953
1995 72,244 -22,997 110,417 17,077
1994 70,570 5,304 165,407 16,407
1993 68,167 6,217 32,779 15,772
1992 63,501 34,505 28,874 15,077
1991 61,782 -2,997 87,873 14,327
1990 59,934 -3,000 82,900 12,988
1989 58,666 -17,941 83,735 -130,821
1988 56,654 -2,997 -125,447 -97,065
1987 55,037 -2,998 5,756 -11,976
1986 53,313 -2,998 99,502 -10,973
1985 52,125 -2,998 95,342 -9,986
1984 50,705 -2,998 90,970 -8,984
1983 49,187 -2,998 104,107 -7,986
1982 47,947 -2,998 118,641 -6,983
1981 46,641 -2,998 115,163 -5,994
1980 45,026 -2,997 112,307 -4,997
1979 43,537 -2,997 109,540 -3,997
1978 42,539 -2,998 107,352 -2,998
1977 41,352 -2,999 104,886 -1,997
1976 40,149 -1,645 102,346 -995
1975 38,975 -1,472 99,882 -395
1974 38,106 -1,321 97,181 -192
1973 37,122 -1,201 94,765 0
1972 36,184 -1,139 74,803 193
1971 35,279 -1,014 72,308 394
1970 34,382 -855 44,776 587
1969 33,252 -688 42,015 786
1968 32,029 -565 44,213 995
1967 30,853 -514 41,357 1,194
1966 29,502 -466 38,523 1,386
1965 28,028 -434 51,682 1,591
1964 26,565 -390 64,786 1,785
1963 25,250 -362 46,333 1,591
1962 23,927 -342 47,406 1,386
1961 22,781 -332 45,186 1,194
1960 21,604 -318 42,945 995

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

GeoRank.org/population/mauritania/south-sudan | 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 South Sudan 57.4% is from natural causes (a gain of 1,792,135 people) and 42.6% is from migration (a loss of 1,329,606 people).

As of 2024, 195,937 residents or 3.8% of the population were not native-born in Mauritania, compared to 914,001 people or 7.7% in South Sudan.

Biggest cities by population

Mauritania
City Population
Nouakchott 1.45M
Rosso 61.2K
South Sudan
City Population
Juba 500K
Wau 321K
Bor 315K
Malakal 147K
Yambio 130K

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/south-sudan | 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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