The latest officially reported population of Sao Tome and Principe was 235,536 in 2024 vs 6,036,860 people in Singapore in 2024. In 2026, based on the adjusted UN estimation, the current Sao Tome and Principe's population is 246,362 people compared to 6,125,852 in Singapore.
Population statistics:
- Singapore's population is 24.9 times bigger than Sao Tome and Principe's.
- Sao Tome and Principe is ranked the 176th most populous country in the world, while Singapore is the 113th.
- The countries together account for 0.08% of the world: 0.003% for Sao Tome and Principe vs 0.07% for Singapore.
- For the last 10 years, Sao Tome and Principe has had an average growth rate of +1.82% per year vs +1.04% in Singapore.
- Since 2006, the population of Sao Tome and Principe has increased from 166K people to 246K (48.7% growth), while Singapore has grown from 4.4M to 6.13M (39.2% growth).
Sao Tome and Principe vs Singapore: population by year and forecast
| Year | Population | |
|---|---|---|
Sao Tome
|
Singapore
|
|
| 2100 | 538,729 | 4,344,248 |
| 2099 | 537,330 | 4,387,645 |
| 2098 | 535,787 | 4,435,189 |
| 2097 | 534,124 | 4,483,484 |
| 2096 | 532,353 | 4,533,994 |
| 2095 | 530,576 | 4,585,243 |
| 2094 | 528,656 | 4,639,568 |
| 2093 | 526,643 | 4,692,749 |
| 2092 | 524,507 | 4,745,364 |
| 2091 | 522,325 | 4,802,089 |
| 2090 | 519,999 | 4,859,572 |
| 2089 | 517,612 | 4,919,853 |
| 2088 | 515,098 | 4,977,701 |
| 2087 | 512,568 | 5,036,662 |
| 2086 | 510,018 | 5,096,772 |
| 2085 | 507,340 | 5,155,480 |
| 2084 | 504,584 | 5,212,381 |
| 2083 | 501,679 | 5,269,612 |
| 2082 | 498,722 | 5,327,281 |
| 2081 | 495,689 | 5,383,608 |
| 2080 | 492,482 | 5,438,023 |
| 2079 | 489,244 | 5,491,695 |
| 2078 | 485,930 | 5,541,781 |
| 2077 | 482,450 | 5,589,429 |
| 2076 | 478,942 | 5,632,686 |
| 2075 | 475,380 | 5,679,862 |
| 2074 | 471,763 | 5,725,351 |
| 2073 | 468,114 | 5,764,008 |
| 2072 | 464,348 | 5,799,655 |
| 2071 | 460,509 | 5,833,262 |
| 2070 | 456,552 | 5,864,115 |
| 2069 | 452,449 | 5,896,709 |
| 2068 | 448,367 | 5,927,631 |
| 2067 | 444,152 | 5,955,955 |
| 2066 | 439,833 | 5,988,826 |
| 2065 | 435,561 | 6,020,244 |
| 2064 | 431,126 | 6,046,805 |
| 2063 | 426,703 | 6,069,231 |
| 2062 | 422,184 | 6,093,782 |
| 2061 | 417,686 | 6,116,847 |
| 2060 | 413,117 | 6,142,295 |
| 2059 | 408,577 | 6,163,191 |
| 2058 | 404,024 | 6,185,611 |
| 2057 | 399,413 | 6,203,303 |
| 2056 | 394,844 | 6,221,491 |
| 2055 | 390,153 | 6,240,206 |
| 2054 | 385,468 | 6,261,488 |
| 2053 | 380,737 | 6,277,678 |
| 2052 | 376,015 | 6,290,046 |
| 2051 | 371,194 | 6,307,270 |
| 2050 | 366,397 | 6,325,698 |
| 2049 | 361,591 | 6,342,616 |
| 2048 | 356,742 | 6,355,818 |
| 2047 | 351,861 | 6,373,684 |
| 2046 | 346,888 | 6,387,901 |
| 2045 | 341,838 | 6,399,811 |
| 2044 | 336,792 | 6,412,802 |
| 2043 | 331,713 | 6,420,804 |
| 2042 | 326,652 | 6,427,555 |
| 2041 | 321,594 | 6,433,153 |
| 2040 | 316,457 | 6,434,727 |
| 2039 | 311,279 | 6,431,367 |
| 2038 | 306,071 | 6,422,540 |
| 2037 | 300,875 | 6,410,923 |
| 2036 | 295,624 | 6,398,937 |
| 2035 | 290,400 | 6,382,637 |
| 2034 | 285,183 | 6,360,610 |
| 2033 | 279,990 | 6,333,556 |
| 2032 | 274,835 | 6,306,749 |
| 2031 | 269,740 | 6,277,847 |
| 2030 | 264,723 | 6,250,608 |
| 2029 | 259,705 | 6,221,161 |
| 2028 | 254,751 | 6,186,754 |
| 2027 | 249,860 | 6,150,947 |
| 2026 | 245,066 | 6,116,548 |
| 2025 | 240,286 | 6,078,250 |
| 2024 | 235,536 | 6,036,860 |
| 2023 | 230,871 | 5,917,648 |
| 2022 | 226,305 | 5,637,022 |
| 2021 | 221,961 | 5,453,566 |
| 2020 | 217,435 | 5,685,807 |
| 2019 | 213,392 | 5,703,569 |
| 2018 | 210,187 | 5,638,676 |
| 2017 | 206,970 | 5,612,253 |
| 2016 | 203,689 | 5,607,283 |
| 2015 | 200,291 | 5,535,002 |
| 2014 | 196,767 | 5,469,724 |
| 2013 | 193,148 | 5,399,162 |
| 2012 | 189,439 | 5,312,437 |
| 2011 | 185,649 | 5,183,688 |
| 2010 | 181,802 | 5,076,732 |
| 2009 | 177,853 | 4,987,573 |
| 2008 | 173,793 | 4,839,396 |
| 2007 | 169,700 | 4,588,599 |
| 2006 | 165,638 | 4,401,365 |
| 2005 | 161,639 | 4,265,762 |
| 2004 | 157,705 | 4,166,664 |
| 2003 | 153,814 | 4,114,826 |
| 2002 | 149,922 | 4,175,950 |
| 2001 | 146,375 | 4,138,012 |
| 2000 | 144,018 | 4,027,887 |
| 1999 | 142,442 | 3,958,723 |
| 1998 | 140,751 | 3,927,213 |
| 1997 | 138,922 | 3,796,038 |
| 1996 | 136,962 | 3,670,704 |
| 1995 | 134,895 | 3,524,506 |
| 1994 | 132,732 | 3,419,048 |
| 1993 | 130,467 | 3,313,471 |
| 1992 | 128,110 | 3,230,698 |
| 1991 | 125,697 | 3,135,083 |
| 1990 | 122,980 | 3,047,132 |
| 1989 | 119,979 | 2,930,901 |
| 1988 | 116,939 | 2,846,108 |
| 1987 | 113,919 | 2,774,789 |
| 1986 | 111,150 | 2,733,373 |
| 1985 | 108,658 | 2,735,957 |
| 1984 | 106,394 | 2,732,221 |
| 1983 | 104,380 | 2,681,061 |
| 1982 | 102,508 | 2,646,466 |
| 1981 | 100,615 | 2,532,835 |
| 1980 | 98,544 | 2,413,945 |
| 1979 | 96,252 | 2,383,500 |
| 1978 | 93,794 | 2,353,600 |
| 1977 | 91,301 | 2,325,300 |
| 1976 | 88,922 | 2,293,300 |
| 1975 | 86,708 | 2,262,600 |
| 1974 | 84,672 | 2,229,800 |
| 1973 | 82,798 | 2,193,000 |
| 1972 | 81,041 | 2,152,400 |
| 1971 | 79,330 | 2,112,900 |
| 1970 | 77,626 | 2,074,507 |
| 1969 | 76,083 | 2,042,500 |
| 1968 | 74,765 | 2,012,000 |
| 1967 | 73,596 | 1,977,600 |
| 1966 | 72,576 | 1,934,400 |
| 1965 | 71,680 | 1,886,900 |
| 1964 | 70,865 | 1,841,600 |
| 1963 | 70,112 | 1,795,000 |
| 1962 | 69,403 | 1,750,200 |
| 1961 | 68,707 | 1,702,400 |
| 1960 | 68,012 | 1,646,400 |
Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/population/sao-tome-and-principe/singapore | CC BY 
From 2006 to 2016, the population of Sao Tome and Principe increased by 38,051 people (a 23% growth), while Singapore gained 1,205,918 people (a 27.4% growth).
For the next 10 years, from 2016 to 2026, Sao Tome and Principe gained 42,673 people (a 21% growth), while Singapore's population increased by 518,569 people (a 9.25% growth).
Sao Tome and Principe was ranked 178th most populous country in 2006 and is 176th in 2026. Singapore was ranked 117th in 2006 and ranked 113th now.
The UN's World Population Prospects forecasts that in 24 years (in 2050) Sao Tome and Principe's population will grow by 48.7% to 366,397 people with a rank change from 176th to 175th. The population of Singapore will increase by 3.26% to 6,325,698 people and rank change from 113th to 118th.
Sao Tome and Principe is projected to reach its peak in 2100 at 539K people compared to the peak of 6.43M people in 2040 for Singapore.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Sao Tome
|
Singapore
|
|
| 2100 | 0.26% | -0.99% |
| 2099 | 0.29% | -1.07% |
| 2098 | 0.31% | -1.08% |
| 2097 | 0.33% | -1.11% |
| 2096 | 0.33% | -1.12% |
| 2095 | 0.36% | -1.17% |
| 2094 | 0.38% | -1.13% |
| 2093 | 0.41% | -1.11% |
| 2092 | 0.42% | -1.18% |
| 2091 | 0.45% | -1.18% |
| 2090 | 0.46% | -1.23% |
| 2089 | 0.49% | -1.16% |
| 2088 | 0.49% | -1.17% |
| 2087 | 0.5% | -1.18% |
| 2086 | 0.53% | -1.14% |
| 2085 | 0.55% | -1.09% |
| 2084 | 0.58% | -1.09% |
| 2083 | 0.59% | -1.08% |
| 2082 | 0.61% | -1.05% |
| 2081 | 0.65% | -1% |
| 2080 | 0.66% | -0.98% |
| 2079 | 0.68% | -0.9% |
| 2078 | 0.72% | -0.85% |
| 2077 | 0.73% | -0.77% |
| 2076 | 0.75% | -0.83% |
| 2075 | 0.77% | -0.79% |
| 2074 | 0.78% | -0.67% |
| 2073 | 0.81% | -0.61% |
| 2072 | 0.83% | -0.58% |
| 2071 | 0.87% | -0.53% |
| 2070 | 0.91% | -0.55% |
| 2069 | 0.91% | -0.52% |
| 2068 | 0.95% | -0.48% |
| 2067 | 0.98% | -0.55% |
| 2066 | 0.98% | -0.52% |
| 2065 | 1.03% | -0.44% |
| 2064 | 1.04% | -0.37% |
| 2063 | 1.07% | -0.4% |
| 2062 | 1.08% | -0.38% |
| 2061 | 1.11% | -0.41% |
| 2060 | 1.11% | -0.34% |
| 2059 | 1.13% | -0.36% |
| 2058 | 1.15% | -0.29% |
| 2057 | 1.16% | -0.29% |
| 2056 | 1.2% | -0.3% |
| 2055 | 1.22% | -0.34% |
| 2054 | 1.24% | -0.26% |
| 2053 | 1.26% | -0.2% |
| 2052 | 1.3% | -0.27% |
| 2051 | 1.31% | -0.29% |
| 2050 | 1.33% | -0.27% |
| 2049 | 1.36% | -0.21% |
| 2048 | 1.39% | -0.28% |
| 2047 | 1.43% | -0.22% |
| 2046 | 1.48% | -0.19% |
| 2045 | 1.5% | -0.2% |
| 2044 | 1.53% | -0.12% |
| 2043 | 1.55% | -0.11% |
| 2042 | 1.57% | -0.09% |
| 2041 | 1.62% | -0.02% |
| 2040 | 1.66% | 0.05% |
| 2039 | 1.7% | 0.14% |
| 2038 | 1.73% | 0.18% |
| 2037 | 1.78% | 0.19% |
| 2036 | 1.8% | 0.26% |
| 2035 | 1.83% | 0.35% |
| 2034 | 1.85% | 0.43% |
| 2033 | 1.88% | 0.43% |
| 2032 | 1.89% | 0.46% |
| 2031 | 1.9% | 0.44% |
| 2030 | 1.93% | 0.47% |
| 2029 | 1.94% | 0.56% |
| 2028 | 1.96% | 0.58% |
| 2027 | 1.96% | 0.56% |
| 2026 | 1.99% | 0.63% |
| 2025 | 2.02% | 0.69% |
| 2024 | 2.02% | 2.01% |
| 2023 | 2.02% | 4.98% |
| 2022 | 1.96% | 3.36% |
| 2021 | 2.08% | -4.08% |
| 2020 | 1.89% | -0.31% |
| 2019 | 1.52% | 1.15% |
| 2018 | 1.55% | 0.47% |
| 2017 | 1.61% | 0.09% |
| 2016 | 1.7% | 1.31% |
| 2015 | 1.79% | 1.19% |
| 2014 | 1.87% | 1.31% |
| 2013 | 1.96% | 1.63% |
| 2012 | 2.04% | 2.48% |
| 2011 | 2.12% | 2.11% |
| 2010 | 2.22% | 1.79% |
| 2009 | 2.34% | 3.06% |
| 2008 | 2.41% | 5.47% |
| 2007 | 2.45% | 4.25% |
| 2006 | 2.47% | 3.18% |
| 2005 | 2.49% | 2.38% |
| 2004 | 2.53% | 1.26% |
| 2003 | 2.6% | -1.46% |
| 2002 | 2.42% | 0.92% |
| 2001 | 1.64% | 2.73% |
| 2000 | 1.11% | 1.75% |
| 1999 | 1.2% | 0.8% |
| 1998 | 1.32% | 3.46% |
| 1997 | 1.43% | 3.41% |
| 1996 | 1.53% | 4.15% |
| 1995 | 1.63% | 3.08% |
| 1994 | 1.74% | 3.19% |
| 1993 | 1.84% | 2.56% |
| 1992 | 1.92% | 3.05% |
| 1991 | 2.21% | 2.89% |
| 1990 | 2.5% | 3.97% |
| 1989 | 2.6% | 2.98% |
| 1988 | 2.65% | 2.57% |
| 1987 | 2.49% | 1.52% |
| 1986 | 2.29% | -0.09% |
| 1985 | 2.13% | 0.14% |
| 1984 | 1.93% | 1.91% |
| 1983 | 1.83% | 1.31% |
| 1982 | 1.88% | 4.49% |
| 1981 | 2.1% | 4.93% |
| 1980 | 2.38% | 1.28% |
| 1979 | 2.62% | 1.27% |
| 1978 | 2.73% | 1.22% |
| 1977 | 2.68% | 1.4% |
| 1976 | 2.55% | 1.36% |
| 1975 | 2.4% | 1.47% |
| 1974 | 2.26% | 1.68% |
| 1973 | 2.17% | 1.89% |
| 1972 | 2.16% | 1.87% |
| 1971 | 2.2% | 1.85% |
| 1970 | 2.03% | 1.57% |
| 1969 | 1.76% | 1.52% |
| 1968 | 1.59% | 1.74% |
| 1967 | 1.41% | 2.23% |
| 1966 | 1.25% | 2.52% |
| 1965 | 1.15% | 2.46% |
| 1964 | 1.07% | 2.6% |
| 1963 | 1.02% | 2.56% |
| 1962 | 1.01% | 2.81% |
| 1961 | 1.02% | 3.4% |
Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1961–2024, retrieved 2026-04-06).
GeoRank.org/population/sao-tome-and-principe/singapore | CC BY
In 2024, the population of Sao Tome and Principe grew by 2.02%, while Singapore's population grew by 2.01%.
Live population counters
|
Sao Tome
|
Singapore
|
|
|---|---|---|
| Current population |
246362
|
6125852
|
| Population rank | 176/197 | 113/197 |
| Percent of world population | 0.003% | 0.07% |
| One net population change |
1.88 hours
|
4.41 minutes
|
| One birth every |
1.35 hours
|
12 minutes
|
| One death every |
6.81 hours
|
14.3 minutes
|
| Daily growth/decline | +13 | +327 |
| Annual growth/decline | +4,665 | +119,212 |
| Annual growth/decline rate | +2.02% | +2.01% |
| Population growth rate rank | 49/197 | 50/197 |
| One migration net change every |
13.5 hours
|
31.2 minutes
|
| Annual migration change | -650 | +16,892 |
| Net migration rank | 90/196 | 36/196 |
| Foreign-born residents | 1,955 | 2,841,665 |
| Foreign-born residents rank | 194/195 | 26/195 |
| Foreign-born share of population | 0.8% | 48.7% |
| Foreign-born share rank | 162/195 | 9/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Sao Tome
|
Singapore
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | -650 | - | 16,892 |
| 2024 | - | -604 | - | 20,011 |
| 2023 | 5,221 | -592 | 7,101 | 26,996 |
| 2022 | 5,102 | -592 | 9,019 | 214,842 |
| 2021 | 4,954 | -782 | 15,270 | -44,030 |
| 2020 | 4,874 | 0 | 18,763 | -145,556 |
| 2019 | 4,932 | -1,716 | 21,674 | 870 |
| 2018 | 4,957 | -1,757 | 21,427 | 21,820 |
| 2017 | 5,007 | -1,779 | 21,888 | -8,880 |
| 2016 | 5,125 | -1,793 | 25,794 | 13,737 |
| 2015 | 5,269 | -1,809 | 27,121 | 41,852 |
| 2014 | 5,381 | -1,801 | 27,896 | 40,154 |
| 2013 | 5,449 | -1,787 | 25,376 | 52,176 |
| 2012 | 5,501 | -1,739 | 29,750 | 78,501 |
| 2011 | 5,445 | -1,616 | 25,919 | 89,856 |
| 2010 | 5,391 | -1,529 | 24,876 | 72,571 |
| 2009 | 5,349 | -1,328 | 27,930 | 95,841 |
| 2008 | 5,297 | -1,203 | 28,068 | 176,182 |
| 2007 | 5,226 | -1,127 | 26,614 | 192,292 |
| 2006 | 5,057 | -1,031 | 25,968 | 135,625 |
| 2005 | 4,897 | -941 | 24,741 | 92,023 |
| 2004 | 4,810 | -894 | 24,583 | 50,487 |
| 2003 | 4,702 | -816 | 24,689 | -30,012 |
| 2002 | 4,591 | -690 | 29,231 | -40,023 |
| 2001 | 4,471 | -1,289 | 31,035 | 45,027 |
| 2000 | 4,334 | -2,798 | 37,057 | 55,218 |
| 1999 | 4,221 | -2,594 | 32,857 | 19,681 |
| 1998 | 4,120 | -2,364 | 33,381 | 51,905 |
| 1997 | 4,041 | -2,153 | 37,960 | 95,241 |
| 1996 | 3,993 | -1,974 | 38,542 | 102,018 |
| 1995 | 3,948 | -1,829 | 38,065 | 91,947 |
| 1994 | 3,860 | -1,644 | 39,319 | 71,170 |
| 1993 | 3,841 | -1,527 | 40,425 | 58,820 |
| 1992 | 3,822 | -1,432 | 39,091 | 54,359 |
| 1991 | 3,801 | -1,362 | 39,188 | 57,821 |
| 1990 | 3,719 | -727 | 41,136 | 66,950 |
| 1989 | 3,576 | -571 | 36,929 | 68,031 |
| 1988 | 3,544 | -465 | 42,407 | 40,976 |
| 1987 | 3,440 | -470 | 33,020 | 25,411 |
| 1986 | 3,180 | -614 | 27,880 | -7,858 |
| 1985 | 3,242 | -828 | 32,010 | -31,036 |
| 1984 | 3,163 | -1,041 | 31,967 | -4,396 |
| 1983 | 3,100 | -1,203 | 30,296 | 11,699 |
| 1982 | 3,047 | -1,203 | 33,346 | 41,568 |
| 1981 | 3,015 | -1,067 | 32,167 | 85,869 |
| 1980 | 2,965 | -770 | 30,657 | 42,433 |
| 1979 | 2,893 | -491 | 28,363 | -2,384 |
| 1978 | 2,800 | -279 | 27,537 | 436 |
| 1977 | 2,705 | -255 | 26,508 | 2,757 |
| 1976 | 2,608 | -302 | 31,189 | 949 |
| 1975 | 2,515 | -392 | 28,509 | 4,104 |
| 1974 | 2,422 | -474 | 31,664 | 2,748 |
| 1973 | 2,329 | -525 | 36,404 | -495 |
| 1972 | 2,232 | -517 | 38,098 | -1,631 |
| 1971 | 2,127 | -430 | 35,708 | 573 |
| 1970 | 1,980 | -279 | 35,059 | 4,024 |
| 1969 | 1,862 | -469 | 34,314 | 6,763 |
| 1968 | 1,767 | -520 | 36,216 | 6,792 |
| 1967 | 1,693 | -606 | 40,145 | 6,006 |
| 1966 | 1,642 | -688 | 44,298 | 3,507 |
| 1965 | 1,611 | -765 | 45,474 | 4,199 |
| 1964 | 1,600 | -819 | 47,697 | 3,043 |
| 1963 | 1,609 | -886 | 49,542 | 2,668 |
| 1962 | 1,625 | -927 | 48,830 | 3,714 |
| 1961 | 1,657 | -960 | 49,880 | 3,490 |
| 1960 | 1,547 | -860 | 51,533 | 2,008 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).
GeoRank.org/population/sao-tome-and-principe/singapore | CC BY
Over the last 10 years, 80.1% of the population change in Sao Tome and Principe is from natural causes (a gain of 50,822 people) and 19.9% is from migration (a loss of 12,621 people). In Singapore 54.8% is from natural causes (a gain of 195,953 people) and 45.2% is from migration (a gain of 161,805 people).
As of 2024, 1,955 residents or 0.8% of the population were not native-born in Sao Tome and Principe, compared to 2,841,665 people or 48.7% in Singapore.
Biggest cities by population
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Population differences between Sao Tome and Principe and Singapore
|
Sao Tome
|
Singapore
|
|
|---|---|---|
| Life expectancy | 70.3 years | 84.1 years |
| Average age | 25.1 years | 39.3 years |
| Median age | 20.3 years | 36.8 years |
| Male:Female ratio | 49.7:50.3 | 51.7:48.3 |
| Fertility rate | 3.64 births per woman | 0.97 births per woman |
| Population density | 661 ppl/mi² | 22,064 ppl/mi² |
Population map with other countries
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (1960–2026, retrieved 2026-03-10); U.S. Census Bureau (1960–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).
GeoRank.org/population/sao-tome-and-principe/singapore | CC BY
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Data sources:
- World Bank | Health (1960–2025, retrieved 2026-04-06)
- United Nations | World Population Prospects (1960–2100, retrieved 2026-03-10)
- U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
- Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
- Wikidata (2026, retrieved 2026-02-08)
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