As of 2025, the population of Saudi Arabia is approximately 36.97 million people (36 973 555), making it the 43rd most populous country in the dataset of 217 countries, with a 0.45% share of the combined total.
Over the past five years the population of Saudi Arabia changed by +17.18%, and over the past ten years by +24.00%. By five-year growth, Saudi Arabia ranks 9th of 217 countries; in terms of momentum, growth is accelerating — from +1.14% to +3.22% per year.
| Year | Population | Diff | Diff % | Share of Universe |
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