As of 2025, the population of Tajikistan is approximately 10.79 million people (10 786 734), making it the 90th 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 Tajikistan changed by +10.64%, and over the past ten years by +24.79%. By five-year growth, Tajikistan ranks 46th of 217 countries; in terms of momentum, growth is slowing — from +2.44% to +2.04% per year.
| Year | Population | Diff | Diff % | Share of Universe |
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