As of 2025, the population of Eritrea is approximately 3.61 million people (3 607 003), making it the 131st 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 Eritrea changed by +9.59%, and over the past ten years by +16.15%. By five-year growth, Eritrea ranks 60th of 217 countries; in terms of momentum, growth is accelerating — from +1.17% to +1.85% per year.
| Year | Population | Diff | Diff % | Share of Universe |
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