South Sudan Population Pyramid 1951
Year
1951South Sudan in 1951
The population of South Sudan in 1951 was 2,529,620. With a median age of 18.6 years, South Sudan had a youth dependency ratio of 78.9 and an old-age dependency ratio of 6.3 per 100 people of working age.
The pyramid is expansive: its wide base of young cohorts reflects high fertility and a rapidly growing population.
Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.
The fertility rate of South Sudan was 3.86 births per woman in 2023, above the 2.1 needed to replace each generation.
Source: World Bank World Development Indicators, latest available year.
Life expectancy at birth was 57.6 years in 2023: 60.6 for women and 54.6 for men.
Source: World Bank World Development Indicators, latest available year.
911,341 immigrants live in South Sudan, 7.6% of the population.
| Sudan | 608,817 |
| Uganda | 156,437 |
| D.R. Congo | 97,364 |
| Ethiopia | 13,582 |
| Kenya | 10,153 |
3,168,836 people born in South Sudan live in other countries.
| Sudan | 1,507,976 |
| Uganda | 923,658 |
| Ethiopia | 443,743 |
| Kenya | 114,885 |
| D.R. Congo | 103,594 |
Source: United Nations International Migrant Stock 2024.
| Country | Population | Median age | Relative size |
|---|---|---|---|
| South Sudan | 2,529,620 | 18.6 | |
| Zambia | 2,393,302 | 17.5 | |
| Burundi | 2,305,746 | 19.1 | |
| Somalia | 2,276,681 | 19.4 | |
| Rwanda | 2,236,031 | 18.1 |





