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Population in Cambodia compared to Sao Tome and Principe: Trends, Charts, Rankings

Updated on by Georank team

The latest officially reported population of Cambodia was 17,638,801 in 2024 vs 235,536 people in Sao Tome and Principe in 2024. In 2025, based on the adjusted UN estimation, the current Cambodia's population is 18,011,232 people compared to 244,055 in Sao Tome and Principe.

Population statistics:

  • Cambodia's population is 73.8 times bigger than Sao Tome and Principe's.
  • Cambodia is ranked the 73rd most populous country in the world, while Sao Tome and Principe is the 176th.
  • The countries together account for 0.22% of the world: 0.22% for Cambodia vs 0.003% for Sao Tome and Principe.
  • For the last 10 years, Cambodia has had an average growth rate of +1.38% per year vs +1.82% in Sao Tome and Principe.
  • Since 2005, the population of Cambodia has increased from 13.4M people to 18M (34% growth), while Sao Tome and Principe has grown from 162K to 244K (51% growth).
  • Cambodia is projected to reach its peak in 2078 at 23.4M people compared to the peak of 534K people in 2100 for Sao Tome and Principe.

Cambodia vs Sao Tome and Principe: live population counter

Cambodia Sao Tome
Current population
18011232
244055
Population rank 73/197 176/197
Percent of world population 0.22% 0.003%
One net population change
2.45 minutes
1.88 hours
One birth every
1.45 minutes
1.35 hours
One death every
4.72 minutes
6.81 hours
One migration net change every
15.9 minutes
14.5 hours
Annual migration change -32,960 -604
Daily growth/decline +589 +13
Annual growth/decline +214,921 +4,665
Annual growth/decline rate +1.23% +2.02%
Population growth rate rank 90/197 52/197

Cambodia and Sao Tome and Principe: population history and growth rate by year chart

Cambodia
Population

Growth rate
Sao Tome and Principe
Population

Growth rate
Year Population Growth rate
Cambodia Sao Tome Cambodia Sao Tome
1960 5,449,966 68,012 - -
1961 5,571,168 68,707 2.22% 1.02%
1962 5,697,558 69,403 2.27% 1.01%
1963 5,823,010 70,112 2.2% 1.02%
1964 5,946,178 70,865 2.12% 1.07%
1965 6,072,289 71,680 2.12% 1.15%
1966 6,201,232 72,576 2.12% 1.25%
1967 6,332,944 73,596 2.12% 1.41%
1968 6,467,324 74,765 2.12% 1.59%
1969 6,604,725 76,083 2.12% 1.76%
1970 6,639,182 77,626 0.52% 2.03%
1971 6,620,880 79,330 -0.28% 2.2%
1972 6,673,886 81,041 0.8% 2.16%
1973 6,739,726 82,798 0.99% 2.17%
1974 6,783,240 84,672 0.65% 2.26%
1975 6,581,371 86,708 -2.98% 2.4%
1976 6,134,991 88,922 -6.78% 2.55%
1977 5,668,551 91,301 -7.6% 2.68%
1978 5,211,653 93,794 -8.06% 2.73%
1979 5,088,808 96,252 -2.36% 2.62%
1980 5,199,872 98,544 2.18% 2.38%
1981 5,284,495 100,615 1.63% 2.1%
1982 5,436,432 102,508 2.88% 1.88%
1983 5,636,203 104,380 3.67% 1.83%
1984 5,845,117 106,394 3.71% 1.93%
1985 6,043,783 108,658 3.4% 2.13%
1986 6,285,693 111,150 4% 2.29%
1987 6,557,970 113,919 4.33% 2.49%
1988 6,812,014 116,939 3.87% 2.65%
1989 7,073,473 119,979 3.84% 2.6%
1990 7,374,752 122,980 4.26% 2.5%
1991 7,686,850 125,697 4.23% 2.21%
1992 8,113,083 128,110 5.54% 1.92%
1993 8,616,381 130,467 6.2% 1.84%
1994 9,239,162 132,732 7.23% 1.74%
1995 10,018,497 134,895 8.44% 1.63%
1996 10,801,270 136,962 7.81% 1.53%
1997 11,570,982 138,922 7.13% 1.43%
1998 12,058,173 140,751 4.21% 1.32%
1999 12,265,731 142,442 1.72% 1.2%
2000 12,462,336 144,018 1.6% 1.11%
2001 12,658,484 146,375 1.57% 1.64%
2002 12,855,241 149,922 1.55% 2.42%
2003 13,050,968 153,814 1.52% 2.6%
2004 13,244,731 157,705 1.48% 2.53%
2005 13,439,202 161,639 1.47% 2.49%
2006 13,639,028 165,638 1.49% 2.47%
2007 13,841,770 169,700 1.49% 2.45%
2008 14,053,479 173,793 1.53% 2.41%
2009 14,276,810 177,853 1.59% 2.34%
2010 14,500,726 181,802 1.57% 2.22%
2011 14,722,584 185,649 1.53% 2.12%
2012 14,945,085 189,439 1.51% 2.04%
2013 15,170,208 193,148 1.51% 1.96%
2014 15,396,772 196,767 1.49% 1.87%
2015 15,623,251 200,291 1.47% 1.79%
2016 15,852,803 203,689 1.47% 1.7%
2017 16,073,372 206,970 1.39% 1.61%
2018 16,274,522 210,187 1.25% 1.55%
2019 16,481,304 213,392 1.27% 1.52%
2020 16,725,474 217,435 1.48% 1.89%
2021 16,974,305 221,961 1.49% 2.08%
2022 17,201,724 226,305 1.34% 1.96%
2023 17,423,880 230,871 1.29% 2.02%
2024 17,638,801 235,536 1.23% 2.02%
2025 17,847,976 240,251 1.19% 2%
2026 18,051,214 244,987 1.14% 1.97%
2027 18,250,137 249,783 1.1% 1.96%
2028 18,446,768 254,657 1.08% 1.95%
2029 18,639,395 259,597 1.04% 1.94%
2030 18,827,380 264,560 1.01% 1.91%
2031 19,012,049 269,566 0.98% 1.89%
2032 19,193,347 274,643 0.95% 1.88%
2033 19,371,575 279,761 0.93% 1.86%
2034 19,546,868 284,911 0.9% 1.84%
2035 19,720,135 290,082 0.89% 1.81%
2036 19,889,525 295,269 0.86% 1.79%
2037 20,055,496 300,439 0.83% 1.75%
2038 20,220,797 305,590 0.82% 1.71%
2039 20,382,857 310,729 0.8% 1.68%
2040 20,540,677 315,833 0.77% 1.64%
2041 20,695,378 320,875 0.75% 1.6%
2042 20,848,368 325,888 0.74% 1.56%
2043 20,998,535 330,908 0.72% 1.54%
2044 21,144,573 335,919 0.7% 1.51%
2045 21,286,229 340,911 0.67% 1.49%
2046 21,424,338 345,883 0.65% 1.46%
2047 21,558,214 350,758 0.62% 1.41%
2048 21,687,184 355,569 0.6% 1.37%
2049 21,812,182 360,353 0.58% 1.35%
2050 21,931,449 365,103 0.55% 1.32%

From 2005 to 2015, the population of Cambodia increased by 2,184,049 people (a 16.3% growth), while Sao Tome and Principe gained 38,652 people (a 23.9% growth).

For the next 10 years, from 2015 to 2025, Cambodia gained 2,387,981 (a 15.3% growth), while Sao Tome and Principe's population increased by 43,764 (a 21.9% growth).

Cambodia was ranked 67th most populous country in 2005 and is 73rd in 2025. Sao Tome and Principe was ranked 178th in 2005 and ranked 176th now.

The UN's World Population Prospects forecasts that with changing growth rate trends in 25 years (in 2050) Cambodia's population will grow by 21.8% to 21,931,449 people and will still be ranked 73rd. The population of Sao Tome and Principe will increase by 49.6% to 365,103 people and rank change from 176th to 175th.

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