The population of South Sudan is expected to grow by 350,000 in 2021 and reach 14,314,000 in 2022. Migration (including immigration and emigration) increases population by 10,000 people yearly. The population density of South Sudan has changed from 7.7 in 1980 to 21.7 in 2019.
| Current population | 14,159,792 people at present (Sunday 25th of July 2021) | |
| Median Age | 23.5 years |
| Population density | 22.9 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2021 | 13,960,000 | 350,000 (2.5%) | 10,000 | 23.5 | 23 | 2,841,000 (20.3%) | |
| 2020 | 13,610,000 | 347,000 (2.6%) | 10,000 | 23.4 | 4.54 | 22 | 2,730,000 (20.1%) |
| 2019 | 0 | 0 (0.0%) | 30,000 | 23.3 | 4.62 | 22 | 2,624,000 (19.8%) |
| 2018 | 0 | 0 (0.0%) | 30,000 | 23.2 | 4.70 | 21 | 2,522,000 (19.5%) |
| 2017 | 0 | 0 (0.0%) | 30,000 | 23.1 | 4.78 | 21 | 2,423,000 (19.3%) |
| 2016 | 0 | 0 (0.0%) | 30,000 | 23.1 | 4.86 | 20 | 2,327,508 (19.0%) |
| 2015 | 11,882,136 | 351,165 (3.0%) | 30,000 | 23.0 | 4.94 | 19 | 2,234,317 (18.8%) |
| 2010 | 10,067,192 | 396,525 (3.9%) | 85,000 | 22.7 | 5.38 | 17 | 1,797,497 (17.9%) |
| 2005 | 8,108,877 | 321,222 (4.0%) | 157,000 | 22.4 | 5.80 | 13 | 1,390,997 (17.2%) |
| 2000 | 6,700,656 | 294,792 (4.4%) | 86,400 | 22.3 | 6.22 | 11 | 1,105,876 (16.5%) |
| 1995 | 5,459,519 | 27,781 (0.5%) | 80,000 | 22.3 | 6.55 | 9 | 866,589 (15.9%) |
| 1990 | 5,768,481 | -9,017 (-0.2%) | -215,200 | 22.4 | 6.76 | 9 | 765,824 (13.3%) |
| 1985 | 5,450,424 | 130,815 (2.4%) | -81,000 | 22.4 | 6.81 | 9 | 536,540 (9.8%) |
| 1980 | 4,705,224 | 135,801 (2.9%) | 30,000 | 22.4 | 6.85 | 8 | 400,838 (8.5%) |
| 1975 | 4,119,438 | 102,363 (2.5%) | 12,000 | 22.4 | 6.92 | 7 | 353,283 (8.6%) |
| 1970 | 3,647,709 | 83,244 (2.3%) | 5,000 | 22.5 | 6.88 | 6 | 314,907 (8.6%) |
| 1965 | 3,263,638 | 67,525 (2.1%) | 22.7 | 6.80 | 5 | 283,610 (8.7%) | |
| 1960 | 2,955,152 | 55,958 (1.9%) | 22.8 | 6.72 | 5 | 258,517 (8.7%) |
In 2020 the population of South Sudan was 13,610,000 and the average age increased from 22.8 in 1960 to 23.4. Urban population has increased from 1,105,876 (16.5%) in 2000 to 2,841,000 (20.3%) in the current year. The population density of South Sudan has changed from 7.7 in 1980 to 21.7 in 2019.
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2020 | 0 | 0 (0.0%) | 10,000 | 23.4 | 4.54 | 22 | 2,730,000 (20.1%) |
| 2025 | 15,395,000 | 363,000 (2.4%) | 23.9 | 4.18 | 25 | 3,333,000 (21.6%) | |
| 2030 | 17,254,000 | 377,000 (2.2%) | -5,000 | 24.5 | 3.85 | 28 | 4,073,000 (23.6%) |
| 2035 | 19,183,000 | 392,000 (2.0%) | -5,000 | 25.3 | 3.57 | 31 | 4,975,000 (25.9%) |
| 2040 | 21,189,000 | 407,000 (1.9%) | -5,000 | 26.1 | 3.32 | 35 | 6,031,000 (28.5%) |
| 2045 | 23,257,000 | 418,000 (1.8%) | -5,000 | 26.9 | 3.11 | 38 | 7,241,000 (31.1%) |
| 2050 | 25,366,000 | 424,000 (1.7%) | -5,000 | 27.8 | 2.94 | 42 | 8,609,000 (33.9%) |
The life expectancy at birth should reach 68.5 (66.8 years for male and 70.4 years for females). Population density will go up to 41.5 people per square kilometer.
The population growth rate is 2.57% (347,000 residents, including 136,163 deaths). The demographics of South Sudan constitutes of 6,959,000 women and 7,002,000 men, which means there are 1,006 men per 1000 women. As far as age distribution goes, 51.5% of population (7,182,420) is 19 or younger, 45.2% of population (6,302,940) is between age 20 and 64 and 3.4% of population (473,244) is over 65.