South Sudan Population Pyramid (1950–2100)
Year
2026South Sudan in 2026
The population of South Sudan in 2026 is estimated at 12,436,037. That is 14.8% more than in 2016, when the population stood at 10,830,102.
The median age is 20.0 years, and for every 100 people of working age (15–64) there are 62.1 children under 15 and 5.3 people aged 65 or over. This is an expansive pyramid — each cohort of children is larger than the one above it, the signature of high birth rates and rapid growth.
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 | 12,436,037 | 20.0 | |
| Burundi | 14,729,157 | 17.8 | |
| Rwanda | 14,889,693 | 21.3 | |
| Zimbabwe | 17,273,580 | 19.4 | |
| Somalia | 20,305,907 | 16.7 |





