South Sudan Population Pyramid 2015
Year
2015South Sudan in 2015
As of 2015, South Sudan counted 11,107,561 inhabitants. A decade earlier, in 2005, the population was 7,590,143; it has grown by 46.3% since.
The median age was 18.6 years, and for every 100 people of working age (15–64) there were 79.2 children under 15 and 4.7 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 | 11,107,562 | 18.6 | |
| Burundi | 11,047,580 | 16.6 | |
| Rwanda | 11,640,022 | 19.3 | |
| Somalia | 13,806,964 | 16.1 | |
| Zimbabwe | 14,399,013 | 18.0 |





