The latest officially reported population of Saint Lucia was 179,744 in 2024 vs 104,175 people in Tonga in 2024. In 2025, based on the adjusted UN estimation, the current Saint Lucia's population is 180,421 people compared to 103,744 in Tonga.
Population statistics:
- Saint Lucia's population is 1.74 times bigger than Tonga's.
- Saint Lucia is ranked the 178th most populous country in the world, while Tonga is the 183rd.
- The countries together account for 0.003% of the world: 0.002% for Saint Lucia vs 0.001% for Tonga.
- For the last 10 years, Saint Lucia has had an average growth rate of +0.33% per year vs -0.25% in Tonga.
- Since 2005, the population of Saint Lucia has increased from 165K people to 180K (9.05% growth), while Tonga has declined from 106K to 104K (1.82% decline).
- Saint Lucia is projected to reach its peak in 2032 at 181K people compared to the peak of 118K people in 2100 for Tonga.
Saint Lucia vs Tonga: live population counter
|
|
|
|
|---|---|---|
| Current population |
180421
|
103744
|
| Population rank | 178/197 | 183/197 |
| Percent of world population | 0.002% | 0.001% |
| One net population change |
19.1 hours
|
20.8 hours
|
| One birth every |
4.34 hours
|
3.62 hours
|
| One death every |
5.67 hours
|
13 hours
|
| One migration net change every |
1.86 months
|
4.08 hours
|
| Annual migration change | -7 | -2,149 |
| Daily growth/decline | +1 | -1 |
| Annual growth/decline | +459 | -422 |
| Annual growth/decline rate | +0.26% | -0.4% |
| Population growth rate rank | 152/197 | 181/197 |
Saint Lucia and Tonga: population history and growth rate by year chart
| Year | Population | Growth rate | ||
|---|---|---|---|---|
|
|
|
|
|
|
| 1960 | 92,585 | 66,170 | - | - |
| 1961 | 93,490 | 68,037 | 0.98% | 2.82% |
| 1962 | 94,505 | 69,940 | 1.09% | 2.8% |
| 1963 | 95,519 | 71,885 | 1.07% | 2.78% |
| 1964 | 96,505 | 73,879 | 1.03% | 2.77% |
| 1965 | 97,493 | 75,924 | 1.02% | 2.77% |
| 1966 | 98,463 | 78,002 | 0.99% | 2.74% |
| 1967 | 99,504 | 79,814 | 1.06% | 2.32% |
| 1968 | 100,675 | 81,353 | 1.18% | 1.93% |
| 1969 | 101,879 | 82,885 | 1.2% | 1.88% |
| 1970 | 103,165 | 84,401 | 1.26% | 1.83% |
| 1971 | 104,564 | 85,896 | 1.36% | 1.77% |
| 1972 | 106,002 | 87,356 | 1.38% | 1.7% |
| 1973 | 107,498 | 88,805 | 1.41% | 1.66% |
| 1974 | 109,076 | 90,683 | 1.47% | 2.11% |
| 1975 | 110,725 | 93,017 | 1.51% | 2.57% |
| 1976 | 112,425 | 95,325 | 1.54% | 2.48% |
| 1977 | 114,135 | 96,725 | 1.52% | 1.47% |
| 1978 | 115,834 | 97,204 | 1.49% | 0.5% |
| 1979 | 117,528 | 97,544 | 1.46% | 0.35% |
| 1980 | 119,290 | 97,769 | 1.5% | 0.23% |
| 1981 | 121,166 | 97,909 | 1.57% | 0.14% |
| 1982 | 123,087 | 97,980 | 1.59% | 0.07% |
| 1983 | 125,044 | 97,998 | 1.59% | 0.02% |
| 1984 | 127,067 | 97,990 | 1.62% | -0.008% |
| 1985 | 129,159 | 97,984 | 1.65% | -0.006% |
| 1986 | 131,239 | 98,010 | 1.61% | 0.03% |
| 1987 | 133,227 | 98,376 | 1.51% | 0.37% |
| 1988 | 135,000 | 98,969 | 1.33% | 0.6% |
| 1989 | 136,512 | 99,403 | 1.12% | 0.44% |
| 1990 | 137,857 | 99,700 | 0.99% | 0.3% |
| 1991 | 139,520 | 99,895 | 1.21% | 0.2% |
| 1992 | 141,617 | 100,022 | 1.5% | 0.13% |
| 1993 | 143,726 | 100,103 | 1.49% | 0.08% |
| 1994 | 145,890 | 100,166 | 1.51% | 0.06% |
| 1995 | 148,208 | 100,225 | 1.59% | 0.06% |
| 1996 | 150,436 | 100,275 | 1.5% | 0.05% |
| 1997 | 152,569 | 100,674 | 1.42% | 0.4% |
| 1998 | 154,677 | 101,388 | 1.38% | 0.71% |
| 1999 | 156,702 | 102,046 | 1.31% | 0.65% |
| 2000 | 158,616 | 102,677 | 1.22% | 0.62% |
| 2001 | 160,237 | 103,288 | 1.02% | 0.6% |
| 2002 | 161,641 | 103,874 | 0.88% | 0.57% |
| 2003 | 162,976 | 104,464 | 0.83% | 0.57% |
| 2004 | 164,239 | 105,071 | 0.77% | 0.58% |
| 2005 | 165,450 | 105,671 | 0.74% | 0.57% |
| 2006 | 166,639 | 106,253 | 0.72% | 0.55% |
| 2007 | 167,758 | 106,726 | 0.67% | 0.45% |
| 2008 | 168,808 | 107,020 | 0.63% | 0.28% |
| 2009 | 169,869 | 107,203 | 0.63% | 0.17% |
| 2010 | 170,906 | 107,400 | 0.61% | 0.18% |
| 2011 | 171,801 | 107,570 | 0.52% | 0.16% |
| 2012 | 172,587 | 107,460 | 0.46% | -0.1% |
| 2013 | 173,369 | 107,078 | 0.45% | -0.36% |
| 2014 | 174,138 | 106,609 | 0.44% | -0.44% |
| 2015 | 174,905 | 106,095 | 0.44% | -0.48% |
| 2016 | 175,646 | 105,524 | 0.42% | -0.54% |
| 2017 | 176,342 | 105,356 | 0.4% | -0.16% |
| 2018 | 177,017 | 105,567 | 0.38% | 0.2% |
| 2019 | 177,661 | 105,669 | 0.36% | 0.1% |
| 2020 | 178,250 | 105,704 | 0.33% | 0.03% |
| 2021 | 178,522 | 105,490 | 0.15% | -0.2% |
| 2022 | 178,781 | 105,042 | 0.15% | -0.42% |
| 2023 | 179,285 | 104,597 | 0.28% | -0.42% |
| 2024 | 179,744 | 104,175 | 0.26% | -0.4% |
| 2025 | 180,148 | 103,744 | 0.23% | -0.41% |
| 2026 | 180,489 | 103,290 | 0.19% | -0.44% |
| 2027 | 180,771 | 102,899 | 0.16% | -0.38% |
| 2028 | 181,003 | 102,568 | 0.13% | -0.32% |
| 2029 | 181,198 | 102,280 | 0.11% | -0.28% |
| 2030 | 181,360 | 102,069 | 0.09% | -0.21% |
| 2031 | 181,463 | 101,927 | 0.06% | -0.14% |
| 2032 | 181,495 | 101,837 | 0.02% | -0.09% |
| 2033 | 181,458 | 101,807 | -0.02% | -0.03% |
| 2034 | 181,354 | 101,806 | -0.06% | -0.001% |
| 2035 | 181,177 | 101,833 | -0.1% | 0.03% |
| 2036 | 180,948 | 101,895 | -0.13% | 0.06% |
| 2037 | 180,636 | 101,993 | -0.17% | 0.1% |
| 2038 | 180,230 | 102,173 | -0.22% | 0.18% |
| 2039 | 179,781 | 102,367 | -0.25% | 0.19% |
| 2040 | 179,296 | 102,568 | -0.27% | 0.2% |
| 2041 | 178,760 | 102,805 | -0.3% | 0.23% |
| 2042 | 178,187 | 103,038 | -0.32% | 0.23% |
| 2043 | 177,593 | 103,306 | -0.33% | 0.26% |
| 2044 | 176,937 | 103,612 | -0.37% | 0.3% |
| 2045 | 176,243 | 103,928 | -0.39% | 0.3% |
| 2046 | 175,520 | 104,232 | -0.41% | 0.29% |
| 2047 | 174,726 | 104,502 | -0.45% | 0.26% |
| 2048 | 173,877 | 104,744 | -0.49% | 0.23% |
| 2049 | 172,991 | 104,975 | -0.51% | 0.22% |
| 2050 | 172,081 | 105,193 | -0.53% | 0.21% |
From 2005 to 2015, the population of Saint Lucia increased by 9,455 people (a 5.71% growth), while Tonga gained 424 people (a 0.4% growth).
For the next 10 years, from 2015 to 2025, Saint Lucia gained 5,516 (a 3.15% growth), while Tonga's population decreased by -2,351 (a 2.22% decline).
Saint Lucia was ranked 177th most populous country in 2005 and is 178th in 2025. Tonga was ranked 182nd in 2005 and ranked 183rd now.
The UN's World Population Prospects forecasts that with changing growth rate trends in 25 years (in 2050) Saint Lucia's population will shrink by 4.62% to 172,081 people with a rank change from 178th to 179th. The population of Tonga will increase by 1.4% to 105,193 people and will still be ranked 183rd.
Biggest cities by population
|
|
|
|---|---|
| City | Population |
| Castries | 70K |
| Vieux Fort | 15.8K |
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Population differences between Saint Lucia and Tonga
|
|
|
|
|---|---|---|
| Life expectancy | 73 years | 73.2 years |
| Average age | 36.5 years | 27.9 years |
| Median age | 35.2 years | 21.9 years |
| Male:Female ratio | 49.4:50.6 | 47.2:52.8 |
| Fertility rate | 1.38 births per woman | 3.13 births per woman |
| Population density | 763 ppl/mi² | 375 ppl/mi² |
Population map with other countries
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Growth rate visualization in other countries
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