The population of Saint Lucia is expected to grow by 0 in 2019 and reach 181,000 in 2020. Migration (including immigration and emigration) increases population by 8 people yearly. On average there are 2,104 births and 1,368 deaths in Saint Lucia per year. Rate of natural increase is approximately 0.41 percent per year. The population density of Saint Lucia has changed from 193.4 in 1980 to 293.2 in 2017.
| Current population | 180,951 people at present (Friday 13th of December 2019) | |
| Median Age | 36.1 years |
| Life expectancy | 76.1 years | |
| Population density | 295.8 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2019 | 180,000 | 0 (0.0%) | 8 | 36.1 | 1.43 | 296 | 34,000 (18.7%) |
| 2018 | 180,000 | 1,000 (0.6%) | 8 | 35.7 | 1.44 | 295 | 33,000 (18.6%) |
| 2017 | 179,000 | 985 (0.6%) | 8 | 35.3 | 1.45 | 293 | 33,000 (18.6%) |
| 2016 | 178,015 | 809 (0.5%) | 8 | 35.0 | 1.46 | 292 | 33,004 (18.5%) |
| 2015 | 177,206 | 785 (0.4%) | 8 | 34.7 | 1.47 | 291 | 32,790 (18.5%) |
| 2010 | 172,580 | 1,558 (0.9%) | 8 | 32.9 | 1.54 | 283 | 31,841 (18.5%) |
| 2005 | 163,714 | 1,463 (0.9%) | 570 | 29.9 | 1.68 | 268 | 37,793 (23.1%) |
| 2000 | 156,949 | 1,777 (1.1%) | -45 | 28.5 | 2.20 | 257 | 43,591 (27.8%) |
| 1995 | 147,044 | 1,797 (1.2%) | -190 | 27.6 | 2.89 | 241 | 42,297 (28.8%) |
| 1990 | 138,185 | 2,229 (1.6%) | -961 | 26.6 | 3.40 | 227 | 40,556 (29.3%) |
| 1985 | 126,418 | 1,950 (1.5%) | -852 | 24.4 | 3.89 | 207 | 35,300 (27.9%) |
| 1980 | 117,987 | 1,697 (1.4%) | -1,628 | 23.5 | 4.70 | 193 | 31,314 (26.5%) |
| 1975 | 109,769 | 1,237 (1.1%) | -1,786 | 23.1 | 5.46 | 180 | 27,662 (25.2%) |
| 1970 | 104,160 | 1,411 (1.4%) | -1,930 | 22.4 | 6.10 | 171 | 24,902 (23.9%) |
| 1965 | 96,302 | 1,488 (1.6%) | -1,539 | 23.0 | 6.69 | 158 | 21,822 (22.7%) |
| 1960 | 89,897 | 1,017 (1.1%) | -1,874 | 23.6 | 6.97 | 147 | 19,292 (21.5%) |
In 2018 the population of Saint Lucia was 180,000 and the average age increased from 23.6 in 1960 to 35.7. Urban population has increased from 43,591 (27.8%) in 2000 to 34,000 (18.7%) in the current year. The population density of Saint Lucia has changed from 193.4 in 1980 to 293.2 in 2017.
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2020 | 181,000 | 1,000 (0.6%) | 8 | 36.4 | 1.42 | 297 | 34,000 (18.8%) |
| 2025 | 184,000 | 0 (0.0%) | 8 | 38.1 | 1.41 | 302 | 36,000 (19.3%) |
| 2030 | 186,000 | 0 (0.0%) | 8 | 39.9 | 1.43 | 306 | 37,000 (20.0%) |
| 2035 | 187,000 | 0 (0.0%) | 8 | 41.7 | 1.47 | 307 | 39,000 (21.1%) |
| 2040 | 187,000 | 0 (0.0%) | 8 | 43.3 | 1.51 | 306 | 42,000 (22.3%) |
| 2045 | 185,000 | 0 (0.0%) | 8 | 45.0 | 1.54 | 303 | 44,000 (23.7%) |
| 2050 | 182,000 | -1,000 (-0.6%) | 8 | 46.3 | 1.58 | 299 | 46,000 (25.1%) |
Total Saint Lucia population should reach 181,000 by 2020 and should increase to 182,000 people by year 2050. The life expectancy at birth should reach 81.4 (79.5 years for male and 83.4 years for females). Population density will go up to 298.8 people per square kilometer.
The demographics of Saint Lucia constitutes of 92,000 women and 88,000 men, which means there are 957 men per 1000 women. As far as age distribution goes, 25.9% of population (46,584) is 19 or younger, 64.2% of population (115,614) is between age 20 and 64 and 10.2% of population (18,342) is over 65.