As of 2025, the population of Sudan is approximately 51.66 million people (51 662 147), making it the 30th most populous country in the dataset of 217 countries, with a 0.63% share of the combined total.
Over the past five years the population of Sudan changed by +10.41%, and over the past ten years by +29.08%. By five-year growth, Sudan ranks 50th of 217 countries; in terms of momentum, growth is slowing — from +3.17% to +2.00% per year.
| Year | Population | Diff | Diff % | Share of Universe |
|---|