As of 2025, the population of Papua New Guinea is approximately 10.76 million people (10 762 817), making it the 91st most populous country in the dataset of 217 countries, with a 0.13% share of the combined total.
Over the past five years the population of Papua New Guinea changed by +9.65%, and over the past ten years by +23.10%. By five-year growth, Papua New Guinea ranks 58th of 217 countries; in terms of momentum, growth is slowing — from +2.34% to +1.86% per year.
| Year | Population | Diff | Diff % | Share of Universe |
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