As of July 2026, the population of Samoa is 220.5 thousand. The number of inhabitants has increased by 1 thousand in the last year, representing a growth of 0.56%. The median age of the population has decreased in recent years, rising from 20.2 years in 2016 to 19.8 years in 2026. Currently, life expectancy at birth is 72.1 years and population density is 77.9 inhabitants per square kilometer.
The population growth rate of Samoa peaked in 1957, reaching around 2.68% annually, but has since declined to approximately 0.56% in 2026. The annual increase in the number of people has also decreased from a peak of around 3.94 thousand in 1975 to nearly 1.22 thousand in 2026.
In Samoa, life expectancy at birth has remained stable over the last 20 years, hovering around 72 years since 2006.
The cities of Samoa are small, with the 5 most populated adding up to around 68.8 thousand inhabitants. The most populous city is Apia, Tuamasaga, con una diferencia significativa sobre las demás, alcanzando approximately 40.4 thousand inhabitants. It is followed by Palauli with 9.3 thousand and Vaitele with 8 thousand.
These are the 20 most populous cities in Samoa:
| # | City | Population |
|---|---|---|
| 1 | Apia, Tuamasaga | 40,407 |
| 2 | Palauli | 9,300 |
| 3 | Vaitele | 7,972 |
| 4 | Asau, Vaisigano | 6,643 |
| 5 | Mulifanua, Aiga-i-le-Tai | 4,508 |
| 6 | Sale’imoa | 3,816 |
| 7 | Vaiusu, Tuamasaga | 2,686 |
| 8 | Siusega, Tuamasaga | 2,618 |
| 9 | Faleula | 2,592 |
| 10 | Vaimoso, Tuamasaga | 2,465 |
| # | City | Population |
|---|---|---|
| 11 | Malie, Tuamasaga | 2,247 |
| 12 | Lauli’i | 2,109 |
| 13 | Fasito‘outa, A'ana | 2,098 |
| 14 | Nofoali‘i, A'ana | 2,018 |
| 15 | Satapuala, A'ana | 1,963 |
| 16 | Afega, Tuamasaga | 1,895 |
| 17 | Solosolo, Atua | 1,851 |
| 18 | Falefa, Atua | 1,707 |
| 19 | Leulumoega, A'ana | 1,458 |
| 20 | Moata‘a | 1,412 |