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Population in Mongolia compared to Saint Lucia: Trends, Charts, Rankings

Updated on by Georank team

The latest officially reported population of Mongolia was 3,524,788 in 2024 vs 179,744 people in Saint Lucia in 2024. In 2025, based on the adjusted UN estimation, the current Mongolia's population is 3,599,274 people compared to 180,421 in Saint Lucia.

Population statistics:

  • Mongolia's population is 19.9 times bigger than Saint Lucia's.
  • Mongolia is ranked the 132nd most populous country in the world, while Saint Lucia is the 178th.
  • The countries together account for 0.05% of the world: 0.04% for Mongolia vs 0.002% for Saint Lucia.
  • For the last 10 years, Mongolia has had an average growth rate of +1.79% per year vs +0.33% in Saint Lucia.
  • Since 2005, the population of Mongolia has increased from 2.54M people to 3.6M (41.9% growth), while Saint Lucia has grown from 165K to 180K (9.05% growth).
  • Mongolia is projected to reach its peak in 2100 at 5.6M people compared to the peak of 181K people in 2032 for Saint Lucia.

Mongolia vs Saint Lucia: live population counter

Mongolia Saint Lucia
Current population
3599274
180421
Population rank 132/197 178/197
Percent of world population 0.04% 0.002%
One net population change
12 minutes
19.1 hours
One birth every
7.95 minutes
4.34 hours
One death every
27.5 minutes
5.67 hours
One migration net change every
4.4 days
1.86 months
Annual migration change +83 -7
Daily growth/decline +120 +1
Annual growth/decline +43,643 +459
Annual growth/decline rate +1.25% +0.26%
Population growth rate rank 88/197 152/197

Mongolia and Saint Lucia: population history and growth rate by year chart

Mongolia
Population

Growth rate
Saint Lucia
Population

Growth rate
Year Population Growth rate
Mongolia Saint Lucia Mongolia Saint Lucia
1960 977,595 92,585 - -
1961 1,009,284 93,490 3.24% 0.98%
1962 1,041,444 94,505 3.19% 1.09%
1963 1,071,362 95,519 2.87% 1.07%
1964 1,100,234 96,505 2.69% 1.03%
1965 1,131,177 97,493 2.81% 1.02%
1966 1,163,754 98,463 2.88% 0.99%
1967 1,196,996 99,504 2.86% 1.06%
1968 1,229,930 100,675 2.75% 1.18%
1969 1,262,284 101,879 2.63% 1.2%
1970 1,295,272 103,165 2.61% 1.26%
1971 1,330,071 104,564 2.69% 1.36%
1972 1,366,821 106,002 2.76% 1.38%
1973 1,405,502 107,498 2.83% 1.41%
1974 1,446,050 109,076 2.88% 1.47%
1975 1,488,296 110,725 2.92% 1.51%
1976 1,531,945 112,425 2.93% 1.54%
1977 1,576,245 114,135 2.89% 1.52%
1978 1,619,468 115,834 2.74% 1.49%
1979 1,660,659 117,528 2.54% 1.46%
1980 1,701,335 119,290 2.45% 1.5%
1981 1,742,857 121,166 2.44% 1.57%
1982 1,785,364 123,087 2.44% 1.59%
1983 1,829,092 125,044 2.45% 1.59%
1984 1,874,349 127,067 2.47% 1.62%
1985 1,921,514 129,159 2.52% 1.65%
1986 1,970,965 131,239 2.57% 1.61%
1987 2,022,800 133,227 2.63% 1.51%
1988 2,076,322 135,000 2.65% 1.33%
1989 2,124,185 136,512 2.31% 1.12%
1990 2,098,710 137,857 -1.2% 0.99%
1991 2,165,342 139,520 3.17% 1.21%
1992 2,167,790 141,617 0.11% 1.5%
1993 2,165,130 143,726 -0.12% 1.49%
1994 2,189,395 145,890 1.12% 1.51%
1995 2,224,945 148,208 1.62% 1.59%
1996 2,259,507 150,436 1.55% 1.5%
1997 2,291,750 152,569 1.43% 1.42%
1998 2,323,809 154,677 1.4% 1.38%
1999 2,356,813 156,702 1.42% 1.31%
2000 2,388,299 158,616 1.34% 1.22%
2001 2,417,751 160,237 1.23% 1.02%
2002 2,449,027 161,641 1.29% 0.88%
2003 2,480,374 162,976 1.28% 0.83%
2004 2,508,412 164,239 1.13% 0.77%
2005 2,536,407 165,450 1.12% 0.74%
2006 2,567,168 166,639 1.21% 0.72%
2007 2,601,850 167,758 1.35% 0.67%
2008 2,643,201 168,808 1.59% 0.63%
2009 2,691,115 169,869 1.81% 0.63%
2010 2,738,622 170,906 1.77% 0.61%
2011 2,786,317 171,801 1.74% 0.52%
2012 2,839,705 172,587 1.92% 0.46%
2013 2,899,011 173,369 2.09% 0.45%
2014 2,963,113 174,138 2.21% 0.44%
2015 3,026,864 174,905 2.15% 0.44%
2016 3,088,856 175,646 2.05% 0.42%
2017 3,148,917 176,342 1.94% 0.4%
2018 3,208,189 177,017 1.88% 0.38%
2019 3,267,673 177,661 1.85% 0.36%
2020 3,327,204 178,250 1.82% 0.33%
2021 3,383,741 178,522 1.7% 0.15%
2022 3,433,748 178,781 1.48% 0.15%
2023 3,481,145 179,285 1.38% 0.28%
2024 3,524,788 179,744 1.25% 0.26%
2025 3,566,934 180,148 1.2% 0.23%
2026 3,607,194 180,489 1.13% 0.19%
2027 3,646,133 180,771 1.08% 0.16%
2028 3,684,133 181,003 1.04% 0.13%
2029 3,721,196 181,198 1.01% 0.11%
2030 3,757,736 181,360 0.98% 0.09%
2031 3,793,979 181,463 0.96% 0.06%
2032 3,830,403 181,495 0.96% 0.02%
2033 3,867,674 181,458 0.97% -0.02%
2034 3,905,872 181,354 0.99% -0.06%
2035 3,944,896 181,177 1% -0.1%
2036 3,984,836 180,948 1.01% -0.13%
2037 4,025,966 180,636 1.03% -0.17%
2038 4,067,894 180,230 1.04% -0.22%
2039 4,110,455 179,781 1.05% -0.25%
2040 4,153,587 179,296 1.05% -0.27%
2041 4,197,027 178,760 1.05% -0.3%
2042 4,240,723 178,187 1.04% -0.32%
2043 4,284,073 177,593 1.02% -0.33%
2044 4,327,016 176,937 1% -0.37%
2045 4,369,833 176,243 0.99% -0.39%
2046 4,411,717 175,520 0.96% -0.41%
2047 4,452,180 174,726 0.92% -0.45%
2048 4,491,289 173,877 0.88% -0.49%
2049 4,529,071 172,991 0.84% -0.51%
2050 4,565,277 172,081 0.8% -0.53%

From 2005 to 2015, the population of Mongolia increased by 490,457 people (a 19.3% growth), while Saint Lucia gained 9,455 people (a 5.71% growth).

For the next 10 years, from 2015 to 2025, Mongolia gained 572,410 (a 18.9% growth), while Saint Lucia's population increased by 5,516 (a 3.15% growth).

Mongolia was ranked 137th most populous country in 2005 and is 132nd 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) Mongolia's population will grow by 26.8% to 4,565,277 people with a rank change from 132nd to 130th. 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

Mongolia
City Population
Ulaanbaatar 1.4M
Bulgan 12.3K
Saint Lucia
City Population
Castries 70K
Vieux Fort 15.8K

Compare countries by 7 more topics

Population map with other countries

Population

Growth rate visualization in other countries

Growth rate

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