South Sudan Population Pyramid 1980
Year
1980South Sudan in 1980
As of 1980, South Sudan counted 4,339,031 inhabitants. That is 27.3% more than in 1970, when the population stood at 3,409,614.
With a median age of 17.1 years, South Sudan had a youth dependency ratio of 88.6 and an old-age dependency ratio of 4.6 per 100 people of working age. The broad-based, expansive shape of the pyramid points to high fertility and strong population 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 | 4,339,031 | 17.1 | |
| Burundi | 4,383,706 | 17.2 | |
| Rwanda | 5,353,259 | 16.5 | |
| Zambia | 5,802,833 | 15.2 | |
| Somalia | 5,936,154 | 17.6 |





