As of 2025, the population of El Salvador is approximately 6.37 million people (6 365 503), making it the 112th most populous country in the dataset of 217 countries, with a 0.08% share of the combined total.
Over the past five years the population of El Salvador changed by +2.10%, and over the past ten years by +2.94%. By five-year growth, El Salvador ranks 151st of 217 countries; in terms of momentum, growth is accelerating — from +0.16% to +0.42% per year.
| Year | Population | Diff | Diff % | Share of Universe |
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