| Source | UN (World Population Prospects 2019) |
| Date | 23 Aug 2021 |
As of 2021, the population of Montserrat is projected at 4.98 thousand, down by 0.36% compared with 5 thousand in 2020. Montserrat is ranked 231st in terms of population and 222nd in terms of population growth rate.
482 people are living in urban areas, which is 9.15% of Montserrat population. Montserrat is ranked 208th in terms of urbanization.
| Year | Population | Growth (%) |
|---|---|---|
| 1950 | 13,524 | - |
| 1955 | 14,231 | -1.92 |
| 1960 | 11,957 | -2.97 |
| 1965 | 11,721 | 0.09 |
| 1970 | 11,538 | -0.13 |
| 1975 | 11,576 | 0.23 |
| 1980 | 11,607 | -0.5 |
| 1985 | 10,787 | -1.26 |
| 1990 | 10,616 | -0.07 |
| 1995 | 9,848 | -4.96 |
| 2000 | 4,925 | -13.49 |
| 2005 | 4,842 | 2.96 |
| 2010 | 4,895 | 0.08 |
| 2015 | 4,966 | 0.28 |
| 2016 | 4,978 | 0.24 |
| 2017 | 4,989 | 0.22 |
| 2018 | 4,993 | 0.08 |
| 2019 | 4,991 | -0.04 |
| 2020 | 4,999 | 0.16 |
| 2021 | 4,981 | -0.36 |
| Year | Population | Urbanization | ||
|---|---|---|---|---|
| Urban | Rural | growth rate (%) | Urban (%) | |
| 1950 | 2,136 | 11,383 | - | 15.800 |
| 1955 | 2,259 | 12,038 | -88.27 | 15.800 |
| 1960 | 1,914 | 10,188 | -91.29 | 15.820 |
| 1965 | 1,587 | 10,253 | -93.17 | 13.405 |
| 1970 | 1,328 | 10,297 | -94.31 | 11.424 |
| 1975 | 1,409 | 10,372 | -94.33 | 11.959 |
| 1980 | 1,490 | 10,430 | -94.35 | 12.500 |
| 1985 | 1,416 | 9,908 | -95.03 | 12.500 |
| 1990 | 1,341 | 9,389 | -95.43 | 12.500 |
| 1995 | 1,279 | 8,954 | -95.80 | 12.500 |
| 2000 | 103 | 4,852 | -99.68 | 2.087 |
| 2005 | 446 | 4,332 | -98.66 | 9.341 |
| 2010 | 452 | 4,492 | -98.76 | 9.152 |
| 2015 | 463 | 4,661 | -98.79 | 9.041 |
| 2020 | 478 | 4,765 | -98.78 | 9.115 |
| 2021 | 482 | 4,786 | -98.77 | 9.153 |