The latest officially reported population of Mauritania was 5,169,395 in 2024 vs 179,744 people in Saint Lucia in 2024. In 2025, based on the adjusted UN estimation, the current Mauritania's population is 5,432,542 people compared to 180,421 in Saint Lucia.
Population statistics:
- Mauritania's population is 30.1 times bigger than Saint Lucia's.
- Mauritania is ranked the 123rd most populous country in the world, while Saint Lucia is the 178th.
- The countries together account for 0.07% of the world: 0.07% for Mauritania vs 0.002% for Saint Lucia.
- For the last 10 years, Mauritania has had an average growth rate of +3% per year vs +0.33% in Saint Lucia.
- Since 2005, the population of Mauritania has increased from 2.94M people to 5.43M (84.8% growth), while Saint Lucia has grown from 165K to 180K (9.05% growth).
- Mauritania is projected to reach its peak in 2100 at 17.1M people compared to the peak of 181K people in 2032 for Saint Lucia.
Mauritania vs Saint Lucia: live population counter
|
|
|
|
|---|---|---|
| Current population |
5432542
|
180421
|
| Population rank | 123/197 | 178/197 |
| Percent of world population | 0.07% | 0.002% |
| One net population change |
3.58 minutes
|
19.1 hours
|
| One birth every |
3.04 minutes
|
4.34 hours
|
| One death every |
19 minutes
|
5.67 hours
|
| One migration net change every |
4.01 hours
|
1.86 months
|
| Annual migration change | -2,185 | -7 |
| Daily growth/decline | +403 | +1 |
| Annual growth/decline | +146,954 | +459 |
| Annual growth/decline rate | +2.93% | +0.26% |
| Population growth rate rank | 18/197 | 152/197 |
Mauritania and Saint Lucia: population history and growth rate by year chart
| Year | Population | Growth rate | ||
|---|---|---|---|---|
|
|
|
|
|
|
| 1960 | 824,298 | 92,585 | - | - |
| 1961 | 846,167 | 93,490 | 2.65% | 0.98% |
| 1962 | 869,184 | 94,505 | 2.72% | 1.09% |
| 1963 | 893,423 | 95,519 | 2.79% | 1.07% |
| 1964 | 918,955 | 96,505 | 2.86% | 1.03% |
| 1965 | 945,838 | 97,493 | 2.93% | 1.02% |
| 1966 | 974,157 | 98,463 | 2.99% | 0.99% |
| 1967 | 1,003,843 | 99,504 | 3.05% | 1.06% |
| 1968 | 1,034,739 | 100,675 | 3.08% | 1.18% |
| 1969 | 1,066,754 | 101,879 | 3.09% | 1.2% |
| 1970 | 1,099,806 | 103,165 | 3.1% | 1.26% |
| 1971 | 1,133,702 | 104,564 | 3.08% | 1.36% |
| 1972 | 1,168,355 | 106,002 | 3.06% | 1.38% |
| 1973 | 1,203,838 | 107,498 | 3.04% | 1.41% |
| 1974 | 1,240,188 | 109,076 | 3.02% | 1.47% |
| 1975 | 1,277,330 | 110,725 | 2.99% | 1.51% |
| 1976 | 1,315,336 | 112,425 | 2.98% | 1.54% |
| 1977 | 1,353,768 | 114,135 | 2.92% | 1.52% |
| 1978 | 1,392,713 | 115,834 | 2.88% | 1.49% |
| 1979 | 1,432,758 | 117,528 | 2.88% | 1.46% |
| 1980 | 1,474,043 | 119,290 | 2.88% | 1.5% |
| 1981 | 1,516,877 | 121,166 | 2.91% | 1.57% |
| 1982 | 1,561,176 | 123,087 | 2.92% | 1.59% |
| 1983 | 1,606,746 | 125,044 | 2.92% | 1.59% |
| 1984 | 1,653,693 | 127,067 | 2.92% | 1.62% |
| 1985 | 1,702,107 | 129,159 | 2.93% | 1.65% |
| 1986 | 1,751,835 | 131,239 | 2.92% | 1.61% |
| 1987 | 1,803,014 | 133,227 | 2.92% | 1.51% |
| 1988 | 1,855,859 | 135,000 | 2.93% | 1.33% |
| 1989 | 1,903,048 | 136,512 | 2.54% | 1.12% |
| 1990 | 1,951,878 | 137,857 | 2.57% | 0.99% |
| 1991 | 2,009,738 | 139,520 | 2.96% | 1.21% |
| 1992 | 2,088,135 | 141,617 | 3.9% | 1.5% |
| 1993 | 2,174,328 | 143,726 | 4.13% | 1.49% |
| 1994 | 2,249,454 | 145,890 | 3.46% | 1.51% |
| 1995 | 2,312,017 | 148,208 | 2.78% | 1.59% |
| 1996 | 2,358,188 | 150,436 | 2% | 1.5% |
| 1997 | 2,411,306 | 152,569 | 2.25% | 1.42% |
| 1998 | 2,474,651 | 154,677 | 2.63% | 1.38% |
| 1999 | 2,541,698 | 156,702 | 2.71% | 1.31% |
| 2000 | 2,613,441 | 158,616 | 2.82% | 1.22% |
| 2001 | 2,678,760 | 160,237 | 2.5% | 1.02% |
| 2002 | 2,738,655 | 161,641 | 2.24% | 0.88% |
| 2003 | 2,802,046 | 162,976 | 2.31% | 0.83% |
| 2004 | 2,868,664 | 164,239 | 2.38% | 0.77% |
| 2005 | 2,939,059 | 165,450 | 2.45% | 0.74% |
| 2006 | 3,013,660 | 166,639 | 2.54% | 0.72% |
| 2007 | 3,093,059 | 167,758 | 2.63% | 0.67% |
| 2008 | 3,183,269 | 168,808 | 2.92% | 0.63% |
| 2009 | 3,284,448 | 169,869 | 3.18% | 0.63% |
| 2010 | 3,390,965 | 170,906 | 3.24% | 0.61% |
| 2011 | 3,502,811 | 171,801 | 3.3% | 0.52% |
| 2012 | 3,619,034 | 172,587 | 3.32% | 0.46% |
| 2013 | 3,734,318 | 173,369 | 3.19% | 0.45% |
| 2014 | 3,848,514 | 174,138 | 3.06% | 0.44% |
| 2015 | 3,965,959 | 174,905 | 3.05% | 0.44% |
| 2016 | 4,086,657 | 175,646 | 3.04% | 0.42% |
| 2017 | 4,210,600 | 176,342 | 3.03% | 0.4% |
| 2018 | 4,337,685 | 177,017 | 3.02% | 0.38% |
| 2019 | 4,467,708 | 177,661 | 3% | 0.36% |
| 2020 | 4,600,131 | 178,250 | 2.96% | 0.33% |
| 2021 | 4,734,874 | 178,522 | 2.93% | 0.15% |
| 2022 | 4,875,637 | 178,781 | 2.97% | 0.15% |
| 2023 | 5,022,441 | 179,285 | 3.01% | 0.28% |
| 2024 | 5,169,395 | 179,744 | 2.93% | 0.26% |
| 2025 | 5,315,063 | 180,148 | 2.82% | 0.23% |
| 2026 | 5,461,313 | 180,489 | 2.75% | 0.19% |
| 2027 | 5,608,785 | 180,771 | 2.7% | 0.16% |
| 2028 | 5,757,952 | 181,003 | 2.66% | 0.13% |
| 2029 | 5,909,186 | 181,198 | 2.63% | 0.11% |
| 2030 | 6,062,523 | 181,360 | 2.59% | 0.09% |
| 2031 | 6,217,791 | 181,463 | 2.56% | 0.06% |
| 2032 | 6,374,839 | 181,495 | 2.53% | 0.02% |
| 2033 | 6,533,828 | 181,458 | 2.49% | -0.02% |
| 2034 | 6,694,445 | 181,354 | 2.46% | -0.06% |
| 2035 | 6,856,314 | 181,177 | 2.42% | -0.1% |
| 2036 | 7,019,227 | 180,948 | 2.38% | -0.13% |
| 2037 | 7,183,105 | 180,636 | 2.33% | -0.17% |
| 2038 | 7,348,357 | 180,230 | 2.3% | -0.22% |
| 2039 | 7,514,734 | 179,781 | 2.26% | -0.25% |
| 2040 | 7,681,907 | 179,296 | 2.22% | -0.27% |
| 2041 | 7,850,210 | 178,760 | 2.19% | -0.3% |
| 2042 | 8,020,480 | 178,187 | 2.17% | -0.32% |
| 2043 | 8,192,542 | 177,593 | 2.15% | -0.33% |
| 2044 | 8,365,171 | 176,937 | 2.11% | -0.37% |
| 2045 | 8,538,521 | 176,243 | 2.07% | -0.39% |
| 2046 | 8,713,247 | 175,520 | 2.05% | -0.41% |
| 2047 | 8,888,466 | 174,726 | 2.01% | -0.45% |
| 2048 | 9,064,207 | 173,877 | 1.98% | -0.49% |
| 2049 | 9,240,169 | 172,991 | 1.94% | -0.51% |
| 2050 | 9,415,589 | 172,081 | 1.9% | -0.53% |
From 2005 to 2015, the population of Mauritania increased by 1,026,900 people (a 34.9% growth), while Saint Lucia gained 9,455 people (a 5.71% growth).
For the next 10 years, from 2015 to 2025, Mauritania gained 1,466,583 (a 37% growth), while Saint Lucia's population increased by 5,516 (a 3.15% growth).
Mauritania was ranked 133rd most populous country in 2005 and is 123rd in 2025. Saint Lucia was ranked 177th in 2005 and ranked 178th now.
The UN's World Population Prospects forecasts that with changing growth rate trends in 25 years (in 2050) Mauritania's population will grow by 73.3% to 9,415,589 people with a rank change from 123rd to 103rd. The population of Saint Lucia will decrease by 4.62% to 172,081 people and rank change from 178th to 179th.
Biggest cities by population
|
|
|
|---|---|
| City | Population |
| Nouakchott | 1.08M |
| Rosso | 33.5K |
|
|
|
|---|---|
| City | Population |
| Castries | 70K |
| Vieux Fort | 15.8K |
Compare countries by 7 more topics
Population differences between Mauritania and Saint Lucia
|
|
|
|
|---|---|---|
| Life expectancy | 68.9 years | 73 years |
| Average age | 23 years | 36.5 years |
| Median age | 18.4 years | 35.2 years |
| Male:Female ratio | 49.1:50.9 | 49.4:50.6 |
| Fertility rate | 4.7 births per woman | 1.38 births per woman |
| Population density | 13 ppl/mi² | 763 ppl/mi² |
Population map with other countries
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Growth rate visualization in other countries
Growth rate
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