As of 2025, the population of Samoa is approximately 0.22 million people (219 306), making it the 182nd most populous country in the dataset of 217 countries, with a 0.00% share of the combined total.
Over the past five years the population of Samoa changed by +3.47%, and over the past ten years by +8.68%. By five-year growth, Samoa ranks 131st of 217 countries; in terms of momentum, growth is slowing — from +0.99% to +0.69% per year.
| Year | Population | Diff | Diff % | Share of Universe |
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