| Source | UN (World Population Prospects 2019) |
| Date | 23 Aug 2021 |
As of 2021, the population of St Kitts and Nevis is projected at 53.55 thousand, up by 0.67% compared with 53.19 thousand in 2020. St Kitts and Nevis is ranked 211th in terms of population and 145th in terms of population growth rate.
0 thousand people are living in urban areas, which is 0% of St Kitts and Nevis population. St Kitts and Nevis is ranked 203rd in terms of urbanization.
| Year | Population | Growth (%) |
|---|---|---|
| 1950 | 46,053 | - |
| 1955 | 48,488 | 1.59 |
| 1960 | 51,199 | 0.44 |
| 1965 | 49,209 | -1.44 |
| 1970 | 44,878 | -1.43 |
| 1975 | 44,271 | -0.12 |
| 1980 | 43,201 | -0.58 |
| 1985 | 41,874 | -0.77 |
| 1990 | 40,260 | -0.23 |
| 1995 | 42,077 | 1.10 |
| 2000 | 44,083 | 1.06 |
| 2005 | 46,852 | 1.14 |
| 2010 | 49,011 | 0.85 |
| 2015 | 51,204 | 0.84 |
| 2016 | 51,629 | 0.83 |
| 2017 | 52,036 | 0.79 |
| 2018 | 52,438 | 0.77 |
| 2019 | 52,834 | 0.76 |
| 2020 | 53,192 | 0.68 |
| 2021 | 53,546 | 0.67 |
| Year | Population | Urbanization | ||
|---|---|---|---|---|
| Urban | Rural | growth rate (%) | Urban (%) | |