As of 2025, the population of Uruguay is approximately 3.38 million people (3 384 688), making it the 133rd most populous country in the dataset of 217 countries, with a 0.04% share of the combined total.
Over the past five years the population of Uruguay changed by -0.42%, and over the past ten years by +0.49%. By five-year growth, Uruguay ranks 182nd of 217 countries; in terms of momentum, the decline is accelerating — from +0.18% to -0.08% per year.
| Year | Population | Diff | Diff % | Share of Universe |
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