| Source | UN (World Population Prospects 2019) |
| Date | 23 Aug 2021 |
The current population of Saint Lucia is 181,919 as of April 18, 2024, based on interpolation of the latest United Nations data. The population of Saint Lucia is projected at 184,400 or 184.4 thousands as of July 1, 2021. The total population in Saint Lucia is projected at 183,627 or 183.6 thousands people for the year 2020. Saint Lucia ranks number 189th in the world by population in the list of 235 countries/territories. Saint Lucia is ranked 21st among 41 countries in North America.
Saint Lucia's population peak will be 2034 with 189.1 thousand people after Saint Lucia's population will be decreased year by year. The Saint Lucia population is projected to reach 188.7 thousand in 2030 and increase further to 182.1 thousand in 2050, and it will decrease by 122.1 thousand by 2100. Saint Lucia accounts for 0.0023 percent of the world population. However, its global share declined by 0.0031% in 1955 and is projected to decline at 0.0011% by 2100.
Saint Lucia was at 176th position globally in 1950, and its rank is projected to increase at 194th in 2100.
| Year | Population | Growth | Share (%) | |
|---|---|---|---|---|
| Net Change | rate (%) | to World | ||
| 2020 | 183,627 | 837 | 0.46 | 0.0023 |
| 2021 | 184,400 | 773 | 0.42 | 0.0023 |
| 2022 | 185,113 | 713 | 0.39 | 0.0023 |
| 2023 | 185,771 | 658 | 0.36 | 0.0023 |
| 2024 | 186,372 | 601 | 0.32 | 0.0023 |
| 2025 | 186,920 | 548 | 0.29 | 0.0022 |
| 2026 | 187,406 | 486 | 0.26 | 0.0022 |
| 2027 | 187,826 | 420 | 0.22 | 0.0022 |
| 2028 | 188,192 | 366 | 0.19 | 0.0022 |
| 2029 | 188,494 | 302 | 0.16 | 0.0022 |
| 2030 | 188,738 | 244 | 0.13 | 0.0022 |
| 2031 | 188,922 | 184 | 0.10 | 0.0022 |
| 2032 | 189,040 | 118 | 0.06 | 0.0021 |
| 2033 | 189,103 | 63 | 0.03 | 0.0021 |
| 2034 | 189,112 | 9 | 0.00 | 0.0021 |
| 2035 | 189,056 | -56 | -0.03 | 0.0021 |
| 2036 | 188,944 | -112 | -0.06 | 0.0021 |
| 2037 | 188,776 | -168 | -0.09 | 0.0021 |
| 2038 | 188,548 | -228 | -0.12 | 0.0021 |
| 2039 | 188,271 | -277 | -0.15 | 0.0020 |
| 2040 | 187,944 | -327 | -0.17 | 0.0020 |
| 2041 | 187,565 | -379 | -0.20 | 0.0020 |
| 2042 | 187,139 | -426 | -0.23 | 0.0020 |
| 2043 | 186,672 | -467 | -0.25 | 0.0020 |
| 2044 | 186,153 | -519 | -0.28 | 0.0020 |
| 2045 | 185,589 | -564 | -0.30 | 0.0019 |
| 2046 | 184,981 | -608 | -0.33 | 0.0019 |
| 2047 | 184,329 | -652 | -0.35 | 0.0019 |
| 2048 | 183,635 | -694 | -0.38 | 0.0019 |
| 2049 | 182,906 | -729 | -0.40 | 0.0019 |
| 2050 | 182,129 | -777 | -0.42 | 0.0019 |
| 2051 | 181,325 | -804 | -0.44 | 0.0018 |
| 2052 | 180,475 | -850 | -0.47 | 0.0018 |
| 2053 | 179,590 | -885 | -0.49 | 0.0018 |
| 2054 | 178,666 | -924 | -0.51 | 0.0018 |
| 2055 | 177,719 | -947 | -0.53 | 0.0018 |
| 2056 | 176,736 | -983 | -0.55 | 0.0018 |
| 2057 | 175,720 | -1,016 | -0.57 | 0.0018 |
| 2058 | 174,671 | -1,049 | -0.60 | 0.0017 |
| 2059 | 173,612 | -1,059 | -0.61 | 0.0017 |
| 2060 | 172,516 | -1,096 | -0.63 | 0.0017 |
| 2061 | 171,400 | -1,116 | -0.65 | 0.0017 |
| 2062 | 170,273 | -1,127 | -0.66 | 0.0017 |
| 2063 | 169,120 | -1,153 | -0.68 | 0.0017 |
| 2064 | 167,943 | -1,177 | -0.70 | 0.0016 |
| 2065 | 166,748 | -1,195 | -0.71 | 0.0016 |
| 2066 | 165,535 | -1,213 | -0.73 | 0.0016 |
| 2067 | 164,313 | -1,222 | -0.74 | 0.0016 |
| 2068 | 163,058 | -1,255 | -0.76 | 0.0016 |
| 2069 | 161,803 | -1,255 | -0.77 | 0.0016 |
| 2070 | 160,523 | -1,280 | -0.79 | 0.0016 |
| 2071 | 159,231 | -1,292 | -0.80 | 0.0015 |
| 2072 | 157,928 | -1,303 | -0.82 | 0.0015 |
| 2073 | 156,608 | -1,320 | -0.84 | 0.0015 |
| 2074 | 155,271 | -1,337 | -0.85 | 0.0015 |
| 2075 | 153,917 | -1,354 | -0.87 | 0.0015 |
| 2076 | 152,568 | -1,349 | -0.88 | 0.0015 |
| 2077 | 151,197 | -1,371 | -0.90 | 0.0015 |
| 2078 | 149,823 | -1,374 | -0.91 | 0.0014 |
| 2079 | 148,437 | -1,386 | -0.93 | 0.0014 |
| 2080 | 147,046 | -1,391 | -0.94 | 0.0014 |
| 2081 | 145,660 | -1,386 | -0.94 | 0.0014 |
| 2082 | 144,272 | -1,388 | -0.95 | 0.0014 |
| 2083 | 142,882 | -1,390 | -0.96 | 0.0014 |
| 2084 | 141,492 | -1,390 | -0.97 | 0.0014 |
| 2085 | 140,122 | -1,370 | -0.97 | 0.0013 |
| 2086 | 138,762 | -1,360 | -0.97 | 0.0013 |
| 2087 | 137,411 | -1,351 | -0.97 | 0.0013 |
| 2088 | 136,079 | -1,332 | -0.97 | 0.0013 |
| 2089 | 134,771 | -1,308 | -0.96 | 0.0013 |
| 2090 | 133,484 | -1,287 | -0.95 | 0.0013 |
| 2091 | 132,220 | -1,264 | -0.95 | 0.0013 |
| 2092 | 130,988 | -1,232 | -0.93 | 0.0013 |
| 2093 | 129,775 | -1,213 | -0.93 | 0.0012 |
| 2094 | 128,595 | -1,180 | -0.91 | 0.0012 |
| 2095 | 127,438 | -1,157 | -0.90 | 0.0012 |
| 2096 | 126,310 | -1,128 | -0.89 | 0.0012 |
| 2097 | 125,214 | -1,096 | -0.87 | 0.0012 |
| 2098 | 124,141 | -1,073 | -0.86 | 0.0012 |
| 2099 | 123,108 | -1,033 | -0.83 | inf |
| 2100 | 122,094 | -1,014 | -0.82 | inf |
| Year | Population | Growth | Share (%) | |
|---|---|---|---|---|
| Net Change | rate (%) | to World | ||
| 1950 | 82,784 | - | - | 0.0033 |
| 1951 | 83,820 | 1,036 | 1.25 | 0.0033 |
| 1952 | 84,658 | 838 | 1.00 | 0.0033 |
| 1953 | 85,353 | 695 | 0.82 | 0.0032 |
| 1954 | 85,940 | 587 | 0.69 | 0.0032 |
| 1955 | 86,477 | 537 | 0.62 | 0.0031 |
| 1956 | 86,978 | 501 | 0.58 | 0.0031 |
| 1957 | 87,519 | 541 | 0.62 | 0.0031 |
| 1958 | 88,130 | 611 | 0.70 | 0.0030 |
| 1959 | 88,836 | 706 | 0.80 | 0.0030 |
| 1960 | 89,697 | 861 | 0.97 | 0.0030 |
| 1961 | 90,716 | 1,019 | 1.14 | 0.0030 |
| 1962 | 91,891 | 1,175 | 1.30 | 0.0029 |
| 1963 | 93,211 | 1,320 | 1.44 | 0.0029 |
| 1964 | 94,636 | 1,425 | 1.53 | 0.0029 |
| 1965 | 96,134 | 1,498 | 1.58 | 0.0029 |
| 1966 | 97,715 | 1,581 | 1.64 | 0.0029 |
| 1967 | 99,365 | 1,650 | 1.69 | 0.0029 |
| 1968 | 101,035 | 1,670 | 1.68 | 0.0028 |
| 1969 | 102,597 | 1,562 | 1.55 | 0.0028 |
| 1970 | 104,015 | 1,418 | 1.38 | 0.0028 |
| 1971 | 105,247 | 1,232 | 1.18 | 0.0028 |
| 1972 | 106,310 | 1,063 | 1.01 | 0.0028 |
| 1973 | 107,320 | 1,010 | 0.95 | 0.0027 |
| 1974 | 108,391 | 1,071 | 1.00 | 0.0027 |
| 1975 | 109,627 | 1,236 | 1.14 | 0.0027 |
| 1976 | 111,067 | 1,440 | 1.31 | 0.0027 |
| 1977 | 112,685 | 1,618 | 1.46 | 0.0027 |
| 1978 | 114,400 | 1,715 | 1.52 | 0.0027 |
| 1979 | 116,136 | 1,736 | 1.52 | 0.0027 |
| 1980 | 117,822 | 1,686 | 1.45 | 0.0027 |
| 1981 | 119,430 | 1,608 | 1.36 | 0.0026 |
| 1982 | 120,988 | 1,558 | 1.30 | 0.0026 |
| 1983 | 122,564 | 1,576 | 1.30 | 0.0026 |
| 1984 | 124,292 | 1,728 | 1.41 | 0.0026 |
| 1985 | 126,244 | 1,952 | 1.57 | 0.0026 |
| 1986 | 128,449 | 2,205 | 1.75 | 0.0026 |
| 1987 | 130,856 | 2,407 | 1.87 | 0.0026 |
| 1988 | 133,367 | 2,511 | 1.92 | 0.0026 |
| 1989 | 135,788 | 2,421 | 1.82 | 0.0026 |
| 1990 | 138,020 | 2,232 | 1.64 | 0.0026 |
| 1991 | 139,995 | 1,975 | 1.43 | 0.0026 |
| 1992 | 141,760 | 1,765 | 1.26 | 0.0026 |
| 1993 | 143,409 | 1,649 | 1.16 | 0.0026 |
| 1994 | 145,083 | 1,674 | 1.17 | 0.0026 |
| 1995 | 146,870 | 1,787 | 1.23 | 0.0026 |
| 1996 | 148,834 | 1,964 | 1.34 | 0.0026 |
| 1997 | 150,913 | 2,079 | 1.40 | 0.0026 |
| 1998 | 153,021 | 2,108 | 1.40 | 0.0026 |
| 1999 | 154,995 | 1,974 | 1.29 | 0.0026 |
| 2000 | 156,729 | 1,734 | 1.12 | 0.0025 |
| 2001 | 158,179 | 1,450 | 0.93 | 0.0025 |
| 2002 | 159,392 | 1,213 | 0.77 | 0.0025 |
| 2003 | 160,530 | 1,138 | 0.71 | 0.0025 |
| 2004 | 161,816 | 1,286 | 0.80 | 0.0025 |
| 2005 | 163,417 | 1,601 | 0.99 | 0.0025 |
| 2006 | 165,381 | 1,964 | 1.20 | 0.0025 |
| 2007 | 167,639 | 2,258 | 1.37 | 0.0025 |
| 2008 | 170,011 | 2,372 | 1.41 | 0.0025 |
| 2009 | 172,221 | 2,210 | 1.30 | 0.0025 |
| 2010 | 174,085 | 1,864 | 1.08 | 0.0025 |
| 2011 | 175,544 | 1,459 | 0.84 | 0.0025 |
| 2012 | 176,646 | 1,102 | 0.63 | 0.0025 |
| 2013 | 177,513 | 867 | 0.49 | 0.0024 |
| 2014 | 178,296 | 783 | 0.44 | 0.0024 |
| 2015 | 179,126 | 830 | 0.47 | 0.0024 |
| 2016 | 180,024 | 898 | 0.50 | 0.0024 |
| 2017 | 180,954 | 930 | 0.52 | 0.0024 |
| 2018 | 181,889 | 935 | 0.52 | 0.0024 |
| 2019 | 182,790 | 901 | 0.50 | 0.0024 |