The latest officially reported population of Sao Tome and Principe was 235,536 in 2024 vs 11,943,408 people in South Sudan in 2024. In 2025, based on the adjusted UN estimation, the current Sao Tome and Principe's population is 244,055 people compared to 12,387,398 in South Sudan.
Population statistics:
- South Sudan's population is 50.8 times bigger than Sao Tome and Principe's.
- Sao Tome and Principe is ranked the 176th most populous country in the world, while South Sudan is the 81st.
- The countries together account for 0.15% of the world: 0.003% for Sao Tome and Principe vs 0.15% for South Sudan.
- For the last 10 years, Sao Tome and Principe has had an average growth rate of +1.82% per year vs +0.65% in South Sudan.
- Since 2005, the population of Sao Tome and Principe has increased from 162K people to 244K (51% growth), while South Sudan has grown from 7.59M to 12.4M (63.2% growth).
- Sao Tome and Principe is projected to reach its peak in 2100 at 534K people compared to the peak of 23.8M people in 2100 for South Sudan.
Sao Tome and Principe vs South Sudan: live population counter
|
|
|
|
|---|---|---|
| Current population |
244055
|
12387398
|
| Population rank | 176/197 | 81/197 |
| Percent of world population | 0.003% | 0.15% |
| One net population change |
1.88 hours
|
1.14 minutes
|
| One birth every |
1.35 hours
|
1.6 minutes
|
| One death every |
6.81 hours
|
4.76 minutes
|
| One migration net change every |
14.5 hours
|
34.2 minutes
|
| Annual migration change | -604 | +15,374 |
| Daily growth/decline | +13 | +1,260 |
| Annual growth/decline | +4,665 | +460,034 |
| Annual growth/decline rate | +2.02% | +4.01% |
| Population growth rate rank | 52/197 | 6/197 |
Sao Tome and Principe and South Sudan: population history and growth rate by year chart
| Year | Population | Growth rate | ||
|---|---|---|---|---|
|
|
|
|
|
|
| 1960 | 68,012 | 2,931,559 | - | - |
| 1961 | 68,707 | 2,976,724 | 1.02% | 1.54% |
| 1962 | 69,403 | 3,024,308 | 1.01% | 1.6% |
| 1963 | 70,112 | 3,072,669 | 1.02% | 1.6% |
| 1964 | 70,865 | 3,129,918 | 1.07% | 1.86% |
| 1965 | 71,680 | 3,189,835 | 1.15% | 1.91% |
| 1966 | 72,576 | 3,236,423 | 1.25% | 1.46% |
| 1967 | 73,596 | 3,277,648 | 1.41% | 1.27% |
| 1968 | 74,765 | 3,321,528 | 1.59% | 1.34% |
| 1969 | 76,083 | 3,365,533 | 1.76% | 1.32% |
| 1970 | 77,626 | 3,409,614 | 2.03% | 1.31% |
| 1971 | 79,330 | 3,468,646 | 2.2% | 1.73% |
| 1972 | 81,041 | 3,542,497 | 2.16% | 2.13% |
| 1973 | 82,798 | 3,627,383 | 2.17% | 2.4% |
| 1974 | 84,672 | 3,723,259 | 2.26% | 2.64% |
| 1975 | 86,708 | 3,821,494 | 2.4% | 2.64% |
| 1976 | 88,922 | 3,921,910 | 2.55% | 2.63% |
| 1977 | 91,301 | 4,024,032 | 2.68% | 2.6% |
| 1978 | 93,794 | 4,127,657 | 2.73% | 2.58% |
| 1979 | 96,252 | 4,232,605 | 2.62% | 2.54% |
| 1980 | 98,544 | 4,339,030 | 2.38% | 2.51% |
| 1981 | 100,615 | 4,447,272 | 2.1% | 2.49% |
| 1982 | 102,508 | 4,557,686 | 1.88% | 2.48% |
| 1983 | 104,380 | 4,661,574 | 1.83% | 2.28% |
| 1984 | 106,394 | 4,750,627 | 1.93% | 1.91% |
| 1985 | 108,658 | 4,834,296 | 2.13% | 1.76% |
| 1986 | 111,150 | 4,921,240 | 2.29% | 1.8% |
| 1987 | 113,919 | 4,962,395 | 2.49% | 0.84% |
| 1988 | 116,939 | 4,848,029 | 2.65% | -2.3% |
| 1989 | 119,979 | 4,713,229 | 2.6% | -2.78% |
| 1990 | 122,980 | 4,737,633 | 2.5% | 0.52% |
| 1991 | 125,697 | 4,836,677 | 2.21% | 2.09% |
| 1992 | 128,110 | 4,909,749 | 1.92% | 1.51% |
| 1993 | 130,467 | 4,956,002 | 1.84% | 0.94% |
| 1994 | 132,732 | 5,071,184 | 1.74% | 2.32% |
| 1995 | 134,895 | 5,225,836 | 1.63% | 3.05% |
| 1996 | 136,962 | 5,356,925 | 1.53% | 2.51% |
| 1997 | 138,922 | 5,509,136 | 1.43% | 2.84% |
| 1998 | 140,751 | 5,620,068 | 1.32% | 2.01% |
| 1999 | 142,442 | 5,771,628 | 1.2% | 2.7% |
| 2000 | 144,018 | 6,032,267 | 1.11% | 4.52% |
| 2001 | 146,375 | 6,308,391 | 1.64% | 4.58% |
| 2002 | 149,922 | 6,596,806 | 2.42% | 4.57% |
| 2003 | 153,814 | 6,903,127 | 2.6% | 4.64% |
| 2004 | 157,705 | 7,233,041 | 2.53% | 4.78% |
| 2005 | 161,639 | 7,590,143 | 2.49% | 4.94% |
| 2006 | 165,638 | 7,976,526 | 2.47% | 5.09% |
| 2007 | 169,700 | 8,388,788 | 2.45% | 5.17% |
| 2008 | 173,793 | 8,817,647 | 2.41% | 5.11% |
| 2009 | 177,853 | 9,243,556 | 2.34% | 4.83% |
| 2010 | 181,802 | 9,745,953 | 2.22% | 5.44% |
| 2011 | 185,649 | 10,288,109 | 2.12% | 5.56% |
| 2012 | 189,439 | 10,756,240 | 2.04% | 4.55% |
| 2013 | 193,148 | 11,166,275 | 1.96% | 3.81% |
| 2014 | 196,767 | 11,235,073 | 1.87% | 0.62% |
| 2015 | 200,291 | 11,107,561 | 1.79% | -1.13% |
| 2016 | 203,689 | 10,830,102 | 1.7% | -2.5% |
| 2017 | 206,970 | 10,259,154 | 1.61% | -5.27% |
| 2018 | 210,187 | 10,122,977 | 1.55% | -1.33% |
| 2019 | 213,392 | 10,423,384 | 1.52% | 2.97% |
| 2020 | 217,435 | 10,698,467 | 1.89% | 2.64% |
| 2021 | 221,961 | 10,865,780 | 2.08% | 1.56% |
| 2022 | 226,305 | 11,021,177 | 1.96% | 1.43% |
| 2023 | 230,871 | 11,483,374 | 2.02% | 4.19% |
| 2024 | 235,536 | 11,943,408 | 2.02% | 4.01% |
| 2025 | 240,251 | 12,188,793 | 2% | 2.05% |
| 2026 | 244,987 | 12,436,036 | 1.97% | 2.03% |
| 2027 | 249,783 | 12,687,301 | 1.96% | 2.02% |
| 2028 | 254,657 | 12,941,503 | 1.95% | 2% |
| 2029 | 259,597 | 13,198,080 | 1.94% | 1.98% |
| 2030 | 264,560 | 13,457,446 | 1.91% | 1.97% |
| 2031 | 269,566 | 13,725,413 | 1.89% | 1.99% |
| 2032 | 274,643 | 13,996,343 | 1.88% | 1.97% |
| 2033 | 279,761 | 14,261,762 | 1.86% | 1.9% |
| 2034 | 284,911 | 14,527,550 | 1.84% | 1.86% |
| 2035 | 290,082 | 14,798,602 | 1.81% | 1.87% |
| 2036 | 295,269 | 15,070,098 | 1.79% | 1.83% |
| 2037 | 300,439 | 15,335,700 | 1.75% | 1.76% |
| 2038 | 305,590 | 15,595,968 | 1.71% | 1.7% |
| 2039 | 310,729 | 15,850,696 | 1.68% | 1.63% |
| 2040 | 315,833 | 16,101,470 | 1.64% | 1.58% |
| 2041 | 320,875 | 16,350,149 | 1.6% | 1.54% |
| 2042 | 325,888 | 16,593,361 | 1.56% | 1.49% |
| 2043 | 330,908 | 16,829,209 | 1.54% | 1.42% |
| 2044 | 335,919 | 17,060,176 | 1.51% | 1.37% |
| 2045 | 340,911 | 17,286,412 | 1.49% | 1.33% |
| 2046 | 345,883 | 17,509,693 | 1.46% | 1.29% |
| 2047 | 350,758 | 17,728,331 | 1.41% | 1.25% |
| 2048 | 355,569 | 17,938,437 | 1.37% | 1.19% |
| 2049 | 360,353 | 18,142,893 | 1.35% | 1.14% |
| 2050 | 365,103 | 18,341,968 | 1.32% | 1.1% |
From 2005 to 2015, the population of Sao Tome and Principe increased by 38,652 people (a 23.9% growth), while South Sudan gained 3,517,418 people (a 46.3% growth).
For the next 10 years, from 2015 to 2025, Sao Tome and Principe gained 43,764 (a 21.9% growth), while South Sudan's population increased by 1,279,837 (a 11.5% growth).
Sao Tome and Principe was ranked 178th most populous country in 2005 and is 176th in 2025. South Sudan was ranked 93rd in 2005 and ranked 81st now.
The UN's World Population Prospects forecasts that with changing growth rate trends in 25 years (in 2050) Sao Tome and Principe's population will grow by 49.6% to 365,103 people with a rank change from 176th to 175th. The population of South Sudan will increase by 48.1% to 18,341,968 people and rank change from 81st to 78th.
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Population differences between Sao Tome and Principe and South Sudan
|
|
|
|
|---|---|---|
| Life expectancy | 70.1 years | 57.9 years |
| Average age | 25.1 years | 24.3 years |
| Median age | 20.3 years | 19.4 years |
| Male:Female ratio | 49.7:50.3 | 49.2:50.8 |
| Fertility rate | 3.64 births per woman | 3.86 births per woman |
| Population density | 635 ppl/mi² | 49 ppl/mi² |
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