The latest officially reported population of Saint Lucia was 180,149 in 2025 vs 69,487,000 people in the United Kingdom in 2025. In 2026, based on the adjusted UN estimation, the current Saint Lucia's population is 180,676 people compared to 70,071,289 in the United Kingdom.
Population statistics:
- The United Kingdom's population is 388 times bigger than Saint Lucia's.
- Saint Lucia is ranked the 178th most populous country in the world, while the United Kingdom is the 22nd.
- The countries together account for 0.85% of the world: 0.002% for Saint Lucia vs 0.84% for the United Kingdom.
- For the last 10 years, Saint Lucia has had an average growth rate of +0.31% per year vs +0.66% in the United Kingdom.
- Since 2006, the population of Saint Lucia has increased from 167K people to 181K (8.42% growth), while the United Kingdom has grown from 60.8M to 70.1M (15.2% growth).
Saint Lucia vs United Kingdom: population by year and forecast
| Year | Population | |
|---|---|---|
Saint Lucia
|
United Kingdom
|
|
| 2100 | 108,837 | 74,517,005 |
| 2099 | 109,902 | 74,647,273 |
| 2098 | 110,987 | 74,766,073 |
| 2097 | 112,079 | 74,879,923 |
| 2096 | 113,197 | 74,991,940 |
| 2095 | 114,352 | 75,102,041 |
| 2094 | 115,520 | 75,198,597 |
| 2093 | 116,712 | 75,296,704 |
| 2092 | 117,943 | 75,390,038 |
| 2091 | 119,217 | 75,480,137 |
| 2090 | 120,487 | 75,566,962 |
| 2089 | 121,795 | 75,649,353 |
| 2088 | 123,153 | 75,721,067 |
| 2087 | 124,518 | 75,791,990 |
| 2086 | 125,900 | 75,859,854 |
| 2085 | 127,292 | 75,918,647 |
| 2084 | 128,725 | 75,969,065 |
| 2083 | 130,153 | 76,018,614 |
| 2082 | 131,599 | 76,059,464 |
| 2081 | 133,075 | 76,086,593 |
| 2080 | 134,563 | 76,118,679 |
| 2079 | 136,058 | 76,147,352 |
| 2078 | 137,536 | 76,165,841 |
| 2077 | 139,033 | 76,183,437 |
| 2076 | 140,538 | 76,185,828 |
| 2075 | 142,015 | 76,198,349 |
| 2074 | 143,519 | 76,209,676 |
| 2073 | 144,999 | 76,218,781 |
| 2072 | 146,447 | 76,211,187 |
| 2071 | 147,876 | 76,200,495 |
| 2070 | 149,289 | 76,190,801 |
| 2069 | 150,694 | 76,184,140 |
| 2068 | 152,083 | 76,183,288 |
| 2067 | 153,458 | 76,175,881 |
| 2066 | 154,825 | 76,168,987 |
| 2065 | 156,135 | 76,168,193 |
| 2064 | 157,438 | 76,165,129 |
| 2063 | 158,683 | 76,165,534 |
| 2062 | 159,905 | 76,158,910 |
| 2061 | 161,106 | 76,156,587 |
| 2060 | 162,327 | 76,157,104 |
| 2059 | 163,483 | 76,157,593 |
| 2058 | 164,600 | 76,139,384 |
| 2057 | 165,696 | 76,119,478 |
| 2056 | 166,752 | 76,086,799 |
| 2055 | 167,809 | 76,047,952 |
| 2054 | 168,844 | 75,980,524 |
| 2053 | 169,865 | 75,907,047 |
| 2052 | 170,854 | 75,815,200 |
| 2051 | 171,791 | 75,709,173 |
| 2050 | 172,723 | 75,591,218 |
| 2049 | 173,613 | 75,460,140 |
| 2048 | 174,493 | 75,313,837 |
| 2047 | 175,320 | 75,153,802 |
| 2046 | 176,064 | 74,986,563 |
| 2045 | 176,768 | 74,808,886 |
| 2044 | 177,462 | 74,623,687 |
| 2043 | 178,075 | 74,424,133 |
| 2042 | 178,659 | 74,224,922 |
| 2041 | 179,227 | 74,020,934 |
| 2040 | 179,727 | 73,812,680 |
| 2039 | 180,191 | 73,600,788 |
| 2038 | 180,634 | 73,378,310 |
| 2037 | 181,001 | 73,155,497 |
| 2036 | 181,267 | 72,921,995 |
| 2035 | 181,460 | 72,671,687 |
| 2034 | 181,613 | 72,418,766 |
| 2033 | 181,676 | 72,145,065 |
| 2032 | 181,680 | 71,869,259 |
| 2031 | 181,614 | 71,581,519 |
| 2030 | 181,477 | 71,267,237 |
| 2029 | 181,299 | 70,948,992 |
| 2028 | 181,079 | 70,609,246 |
| 2027 | 180,826 | 70,248,858 |
| 2026 | 180,519 | 69,883,746 |
| 2025 | 180,149 | 69,487,000 |
| 2024 | 179,744 | 69,281,000 |
| 2023 | 179,285 | 68,526,000 |
| 2022 | 178,781 | 67,636,000 |
| 2021 | 178,522 | 66,978,000 |
| 2020 | 178,250 | 66,740,000 |
| 2019 | 177,661 | 66,628,000 |
| 2018 | 177,017 | 66,287,000 |
| 2017 | 176,342 | 65,964,000 |
| 2016 | 175,646 | 65,606,000 |
| 2015 | 174,905 | 65,087,000 |
| 2014 | 174,138 | 64,619,000 |
| 2013 | 173,369 | 64,138,000 |
| 2012 | 172,587 | 63,711,000 |
| 2011 | 171,801 | 63,258,810 |
| 2010 | 170,906 | 62,766,365 |
| 2009 | 169,869 | 62,276,270 |
| 2008 | 168,808 | 61,806,995 |
| 2007 | 167,758 | 61,322,463 |
| 2006 | 166,639 | 60,846,820 |
| 2005 | 165,450 | 60,401,206 |
| 2004 | 164,239 | 59,987,905 |
| 2003 | 162,976 | 59,647,577 |
| 2002 | 161,641 | 59,370,479 |
| 2001 | 160,237 | 59,119,673 |
| 2000 | 158,616 | 58,892,514 |
| 1999 | 156,702 | 58,682,466 |
| 1998 | 154,677 | 58,487,141 |
| 1997 | 152,569 | 58,316,954 |
| 1996 | 150,436 | 58,166,950 |
| 1995 | 148,208 | 58,019,030 |
| 1994 | 145,890 | 57,865,745 |
| 1993 | 143,726 | 57,718,614 |
| 1992 | 141,617 | 57,580,402 |
| 1991 | 139,520 | 57,424,897 |
| 1990 | 137,857 | 57,247,586 |
| 1989 | 136,512 | 57,076,711 |
| 1988 | 135,000 | 56,928,327 |
| 1987 | 133,227 | 56,802,050 |
| 1986 | 131,239 | 56,681,396 |
| 1985 | 129,159 | 56,550,268 |
| 1984 | 127,067 | 56,422,072 |
| 1983 | 125,044 | 56,332,848 |
| 1982 | 123,087 | 56,313,641 |
| 1981 | 121,166 | 56,333,829 |
| 1980 | 119,290 | 56,314,216 |
| 1979 | 117,528 | 56,246,951 |
| 1978 | 115,834 | 56,196,504 |
| 1977 | 114,135 | 56,193,492 |
| 1976 | 112,425 | 56,211,968 |
| 1975 | 110,725 | 56,225,800 |
| 1974 | 109,076 | 56,229,974 |
| 1973 | 107,498 | 56,194,527 |
| 1972 | 106,002 | 56,086,065 |
| 1971 | 104,564 | 55,896,223 |
| 1970 | 103,165 | 55,663,250 |
| 1969 | 101,879 | 55,441,750 |
| 1968 | 100,675 | 55,211,700 |
| 1967 | 99,504 | 54,943,600 |
| 1966 | 98,463 | 54,648,500 |
| 1965 | 97,493 | 54,348,050 |
| 1964 | 96,505 | 54,000,000 |
| 1963 | 95,519 | 53,650,000 |
| 1962 | 94,505 | 53,250,000 |
| 1961 | 93,490 | 52,800,000 |
| 1960 | 92,585 | 52,400,000 |
Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/saint-lucia/united-kingdom | CC BY 
From 2006 to 2016, the population of Saint Lucia increased by 9,007 people (a 5.41% growth), while the United Kingdom gained 4,759,180 people (a 7.82% growth).
For the next 10 years, from 2016 to 2026, Saint Lucia gained 5,030 people (a 2.86% growth), while the United Kingdom's population increased by 4,465,289 people (a 6.81% growth).
Saint Lucia was ranked 177th most populous country in 2006 and is 178th in 2026. The United Kingdom was ranked 21st in 2006 and ranked 22nd now.
The UN's World Population Prospects forecasts that in 24 years (in 2050) Saint Lucia's population will shrink by 4.4% to 172,723 people with a rank change from 178th to 179th. The population of the United Kingdom will increase by 7.88% to 75,591,218 people and rank change from 22nd to 26th.
Saint Lucia is projected to reach its peak in 2032 at 182K people compared to the peak of 76.2M people in 2073 for the United Kingdom.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Saint Lucia
|
United Kingdom
|
|
| 2100 | -0.97% | -0.17% |
| 2099 | -0.98% | -0.16% |
| 2098 | -0.97% | -0.15% |
| 2097 | -0.99% | -0.15% |
| 2096 | -1.01% | -0.15% |
| 2095 | -1.01% | -0.13% |
| 2094 | -1.02% | -0.13% |
| 2093 | -1.04% | -0.12% |
| 2092 | -1.07% | -0.12% |
| 2091 | -1.05% | -0.11% |
| 2090 | -1.07% | -0.11% |
| 2089 | -1.1% | -0.09% |
| 2088 | -1.1% | -0.09% |
| 2087 | -1.1% | -0.09% |
| 2086 | -1.09% | -0.08% |
| 2085 | -1.11% | -0.07% |
| 2084 | -1.1% | -0.07% |
| 2083 | -1.1% | -0.05% |
| 2082 | -1.11% | -0.04% |
| 2081 | -1.11% | -0.04% |
| 2080 | -1.1% | -0.04% |
| 2079 | -1.07% | -0.02% |
| 2078 | -1.08% | -0.02% |
| 2077 | -1.07% | -0.003% |
| 2076 | -1.04% | -0.02% |
| 2075 | -1.05% | -0.01% |
| 2074 | -1.02% | -0.01% |
| 2073 | -0.99% | 0.01% |
| 2072 | -0.97% | 0.01% |
| 2071 | -0.95% | 0.01% |
| 2070 | -0.93% | 0.009% |
| 2069 | -0.91% | 0.001% |
| 2068 | -0.9% | 0.01% |
| 2067 | -0.88% | 0.009% |
| 2066 | -0.84% | 0.001% |
| 2065 | -0.83% | 0.004% |
| 2064 | -0.78% | -0% |
| 2063 | -0.76% | 0.009% |
| 2062 | -0.75% | 0.003% |
| 2061 | -0.75% | -0.001% |
| 2060 | -0.71% | -0.001% |
| 2059 | -0.68% | 0.02% |
| 2058 | -0.66% | 0.03% |
| 2057 | -0.63% | 0.04% |
| 2056 | -0.63% | 0.05% |
| 2055 | -0.61% | 0.09% |
| 2054 | -0.6% | 0.1% |
| 2053 | -0.58% | 0.12% |
| 2052 | -0.55% | 0.14% |
| 2051 | -0.54% | 0.16% |
| 2050 | -0.51% | 0.17% |
| 2049 | -0.5% | 0.19% |
| 2048 | -0.47% | 0.21% |
| 2047 | -0.42% | 0.22% |
| 2046 | -0.4% | 0.24% |
| 2045 | -0.39% | 0.25% |
| 2044 | -0.34% | 0.27% |
| 2043 | -0.33% | 0.27% |
| 2042 | -0.32% | 0.28% |
| 2041 | -0.28% | 0.28% |
| 2040 | -0.26% | 0.29% |
| 2039 | -0.25% | 0.3% |
| 2038 | -0.2% | 0.3% |
| 2037 | -0.15% | 0.32% |
| 2036 | -0.11% | 0.34% |
| 2035 | -0.08% | 0.35% |
| 2034 | -0.03% | 0.38% |
| 2033 | -0.002% | 0.38% |
| 2032 | 0.04% | 0.4% |
| 2031 | 0.08% | 0.44% |
| 2030 | 0.1% | 0.45% |
| 2029 | 0.12% | 0.48% |
| 2028 | 0.14% | 0.51% |
| 2027 | 0.17% | 0.52% |
| 2026 | 0.21% | 0.57% |
| 2025 | 0.23% | 0.3% |
| 2024 | 0.26% | 1.1% |
| 2023 | 0.28% | 1.32% |
| 2022 | 0.15% | 0.98% |
| 2021 | 0.15% | 0.36% |
| 2020 | 0.33% | 0.17% |
| 2019 | 0.36% | 0.51% |
| 2018 | 0.38% | 0.49% |
| 2017 | 0.4% | 0.55% |
| 2016 | 0.42% | 0.8% |
| 2015 | 0.44% | 0.72% |
| 2014 | 0.44% | 0.75% |
| 2013 | 0.45% | 0.67% |
| 2012 | 0.46% | 0.71% |
| 2011 | 0.52% | 0.78% |
| 2010 | 0.61% | 0.79% |
| 2009 | 0.63% | 0.76% |
| 2008 | 0.63% | 0.79% |
| 2007 | 0.67% | 0.78% |
| 2006 | 0.72% | 0.74% |
| 2005 | 0.74% | 0.69% |
| 2004 | 0.77% | 0.57% |
| 2003 | 0.83% | 0.47% |
| 2002 | 0.88% | 0.42% |
| 2001 | 1.02% | 0.39% |
| 2000 | 1.22% | 0.36% |
| 1999 | 1.31% | 0.33% |
| 1998 | 1.38% | 0.29% |
| 1997 | 1.42% | 0.26% |
| 1996 | 1.5% | 0.25% |
| 1995 | 1.59% | 0.26% |
| 1994 | 1.51% | 0.25% |
| 1993 | 1.49% | 0.24% |
| 1992 | 1.5% | 0.27% |
| 1991 | 1.21% | 0.31% |
| 1990 | 0.99% | 0.3% |
| 1989 | 1.12% | 0.26% |
| 1988 | 1.33% | 0.22% |
| 1987 | 1.51% | 0.21% |
| 1986 | 1.61% | 0.23% |
| 1985 | 1.65% | 0.23% |
| 1984 | 1.62% | 0.16% |
| 1983 | 1.59% | 0.03% |
| 1982 | 1.59% | -0.04% |
| 1981 | 1.57% | 0.03% |
| 1980 | 1.5% | 0.12% |
| 1979 | 1.46% | 0.09% |
| 1978 | 1.49% | 0.005% |
| 1977 | 1.52% | -0.03% |
| 1976 | 1.54% | -0.02% |
| 1975 | 1.51% | -0.007% |
| 1974 | 1.47% | 0.06% |
| 1973 | 1.41% | 0.19% |
| 1972 | 1.38% | 0.34% |
| 1971 | 1.36% | 0.42% |
| 1970 | 1.26% | 0.4% |
| 1969 | 1.2% | 0.42% |
| 1968 | 1.18% | 0.49% |
| 1967 | 1.06% | 0.54% |
| 1966 | 0.99% | 0.55% |
| 1965 | 1.02% | 0.64% |
| 1964 | 1.03% | 0.65% |
| 1963 | 1.07% | 0.75% |
| 1962 | 1.09% | 0.85% |
| 1961 | 0.98% | 0.76% |
Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1961–2025, retrieved 2026-07-08).
GeoRank.org/population/saint-lucia/united-kingdom | CC BY
In 2025, the population of Saint Lucia grew by 0.23%, while the United Kingdom's population grew by 0.3%.
Live population counters
|
Saint Lucia
|
United Kingdom
|
|
|---|---|---|
| Current population |
180676
|
70071289
|
| Population rank | 178/197 | 22/197 |
| Percent of world population | 0.002% | 0.84% |
| One net population change |
21.7 hours
|
2.56 minutes
|
| One birth every |
4.35 hours
|
46 seconds
|
| One death every |
5.6 hours
|
46.9 seconds
|
| Daily growth/decline | +1 | +564 |
| Annual growth/decline | +405 | +206,000 |
| Annual growth/decline rate | +0.23% | +0.3% |
| Population growth rate rank | 150/197 | 145/197 |
| One migration net change every |
2.27 weeks
|
1.35 minutes
|
| Annual migration change | -23 | +389,911 |
| Net migration rank | 79/196 | 4/196 |
| Foreign-born residents | 8,079 | 11,845,479 |
| Foreign-born residents rank | 180/195 | 4/195 |
| Foreign-born share of population | 4.5% | 17.1% |
| Foreign-born share rank | 98/195 | 36/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Saint Lucia
|
United Kingdom
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | -23 | - | 389,911 |
| 2024 | 449 | -7 | 13,233 | 417,114 |
| 2023 | 475 | 0 | 34,606 | 445,523 |
| 2022 | 530 | 0 | 39,770 | 487,029 |
| 2021 | -15 | 0 | 30,609 | 462,967 |
| 2020 | 562 | 0 | -4,272 | 144,221 |
| 2019 | 609 | 0 | 108,338 | 232,727 |
| 2018 | 694 | -18 | 119,317 | 259,744 |
| 2017 | 724 | -38 | 145,121 | 272,311 |
| 2016 | 767 | -57 | 177,136 | 324,649 |
| 2015 | 841 | -69 | 175,735 | 347,839 |
| 2014 | 852 | -90 | 206,781 | 306,091 |
| 2013 | 892 | -114 | 198,827 | 237,272 |
| 2012 | 916 | -135 | 248,473 | 172,088 |
| 2011 | 934 | -150 | 259,361 | 228,773 |
| 2010 | 1,176 | -170 | 251,066 | 274,811 |
| 2009 | 1,349 | -276 | 230,422 | 249,639 |
| 2008 | 1,369 | -331 | 216,325 | 263,390 |
| 2007 | 1,422 | -352 | 196,232 | 309,385 |
| 2006 | 1,511 | -339 | 176,455 | 288,923 |
| 2005 | 1,553 | -358 | 144,963 | 308,279 |
| 2004 | 1,615 | -378 | 131,974 | 276,077 |
| 2003 | 1,694 | -397 | 89,471 | 211,846 |
| 2002 | 1,774 | -409 | 65,308 | 203,577 |
| 2001 | 1,860 | -416 | 65,032 | 175,133 |
| 2000 | 1,967 | -176 | 70,671 | 153,917 |
| 1999 | 2,389 | -361 | 64,551 | 152,653 |
| 1998 | 2,294 | -268 | 87,730 | 125,541 |
| 1997 | 2,709 | -519 | 99,138 | 59,723 |
| 1996 | 2,649 | -571 | 98,884 | 54,964 |
| 1995 | 3,019 | -638 | 87,028 | 61,385 |
| 1994 | 2,976 | -721 | 127,304 | 45,339 |
| 1993 | 2,899 | -824 | 103,893 | 27,403 |
| 1992 | 2,981 | -834 | 149,709 | 17,846 |
| 1991 | 3,009 | -963 | 143,562 | 27,601 |
| 1990 | 3,061 | -1,790 | 154,569 | 57,132 |
| 1989 | 3,146 | -1,734 | 119,861 | 49,586 |
| 1988 | 3,229 | -1,606 | 136,628 | 13,952 |
| 1987 | 3,351 | -1,423 | 136,325 | 8,266 |
| 1986 | 3,496 | -1,453 | 90,690 | 41,836 |
| 1985 | 3,591 | -1,465 | 79,170 | 83,164 |
| 1984 | 3,526 | -1,468 | 84,633 | 71,107 |
| 1983 | 3,443 | -1,462 | 61,966 | 27,063 |
| 1982 | 3,360 | -1,423 | 56,314 | -61,152 |
| 1981 | 3,306 | -1,403 | 73,234 | -83,876 |
| 1980 | 3,275 | -1,422 | 95,734 | -25,187 |
| 1979 | 3,301 | -1,625 | 61,872 | 11,255 |
| 1978 | 3,340 | -1,635 | 16,859 | 3,783 |
| 1977 | 3,240 | -1,543 | 0 | -21,636 |
| 1976 | 3,166 | -1,444 | -5,621 | -19,135 |
| 1975 | 3,126 | -1,454 | 33,735 | -40,241 |
| 1974 | 3,106 | -1,472 | 67,476 | -65,710 |
| 1973 | 3,033 | -1,513 | 112,389 | -33,840 |
| 1972 | 3,028 | -1,566 | 162,650 | -1,406 |
| 1971 | 3,046 | -1,625 | 257,123 | 1,175 |
| 1970 | 3,093 | -1,709 | 244,918 | -15,254 |
| 1969 | 3,143 | -1,954 | 260,577 | -60,655 |
| 1968 | 3,154 | -1,937 | 292,622 | -38,852 |
| 1967 | 3,113 | -1,997 | 346,145 | -39,659 |
| 1966 | 3,028 | -2,065 | 333,356 | -27,935 |
| 1965 | 3,042 | -2,067 | 364,132 | -24,955 |
| 1964 | 3,074 | -2,079 | 405,000 | -23,885 |
| 1963 | 3,048 | -2,060 | 337,995 | 8,271 |
| 1962 | 3,124 | -2,082 | 340,800 | 76,443 |
| 1961 | 3,173 | -2,189 | 311,519 | 52,295 |
| 1960 | 3,202 | -2,366 | 314,400 | 19,953 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/saint-lucia/united-kingdom | CC BY
Over the last 10 years, 96.8% of the population change in Saint Lucia is from natural causes (a gain of 5,636 people) and 3.24% is from migration (a loss of 189 people). In the United Kingdom 19.8% is from natural causes (a gain of 839,593 people) and 80.2% is from migration (a gain of 3,394,124 people).
As of 2024, 8,079 residents or 4.5% of the population were not native-born in Saint Lucia, compared to 11,845,479 people or 17.1% in the United Kingdom.
Biggest cities by population
|
Saint Lucia
|
|
|---|---|
| City | Population |
| Castries | 20K |
| Vieux Fort | 15.8K |
|
United Kingdom
|
|
|---|---|
| City | Population |
| London | 8.8M |
| Birmingham | 1.14M |
| Glasgow | 626K |
| Manchester | 548K |
| Leeds | 536K |
| Sheffield | 518K |
| Liverpool | 513K |
| Edinburgh | 488K |
| Bristol | 472K |
| Cardiff | 384K |
Compare countries by 7 more topics
Population differences between Saint Lucia and the United Kingdom
|
Saint Lucia
|
United Kingdom
|
|
|---|---|---|
| Life expectancy | 73.2 years | 81.7 years |
| Average age | 36.8 years | 41.5 years |
| Median age | 35.7 years | 41.1 years |
| Male:Female ratio | 49.3:50.7 | 49.3:50.7 |
| Fertility rate | 1.39 births per woman | 1.55 births per woman |
| Population density | 766 ppl/mi² | 748 ppl/mi² |
Population map with other countries
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08); United Nations | World Population Prospects (1960–2026, retrieved 2026-07-08); U.S. Census Bureau (1960–2025, retrieved 2026-07-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08).
GeoRank.org/population/saint-lucia/united-kingdom | CC BY
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Data sources:
- World Bank | Health (1960–2025, retrieved 2026-07-08)
- United Nations | World Population Prospects (1960–2100, retrieved 2026-07-08)
- U.S. Census Bureau (1960–2025, retrieved 2026-07-08)
- Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)
- Wikidata (2026, retrieved 2026-07-08)
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