As of 2025, the population of Puerto Rico (US) is approximately 3.18 million people (3 184 835), making it the 134th 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 Puerto Rico (US) changed by -2.95%, and over the past ten years by -9.91%. By five-year growth, Puerto Rico (US) ranks 204th of 217 countries; in terms of momentum, the decline is slowing — from -1.48% to -0.60% per year.
| Year | Population | Diff | Diff % | Share of Universe |
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