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

Updated on by Georank team

The latest officially reported population of Sao Tome and Principe was 235,536 in 2024 vs 121,354 people in the Seychelles in 2024. In 2026, based on the adjusted UN estimation, the current Sao Tome and Principe's population is 246,362 people compared to 126,311 in the Seychelles.

Population statistics:

  • Sao Tome and Principe's population is 1.95 times bigger than the Seychelles'.
  • Sao Tome and Principe is ranked the 176th most populous country in the world, while the Seychelles is the 181st.
  • The countries together account for 0.004% of the world: 0.003% for Sao Tome and Principe vs 0.002% for the Seychelles.
  • For the last 10 years, Sao Tome and Principe has had an average growth rate of +1.82% per year vs +2.9% in the Seychelles.
  • Since 2006, the population of Sao Tome and Principe has increased from 166K people to 246K (48.7% growth), while the Seychelles has grown from 84.6K to 126K (49.3% growth).

Sao Tome and Principe vs Seychelles: population by year and forecast

Sao Tome and Principe
Factual

Projection
Seychelles
Factual

Projection
1x
Year Population
Sao Tome Seychelles
2100 538,729 109,110
2099 537,330 109,510
2098 535,787 109,913
2097 534,124 110,312
2096 532,353 110,717
2095 530,576 111,137
2094 528,656 111,560
2093 526,643 111,974
2092 524,507 112,405
2091 522,325 112,843
2090 519,999 113,275
2089 517,612 113,749
2088 515,098 114,211
2087 512,568 114,718
2086 510,018 115,228
2085 507,340 115,767
2084 504,584 116,310
2083 501,679 116,872
2082 498,722 117,458
2081 495,689 118,047
2080 492,482 118,661
2079 489,244 119,278
2078 485,930 119,911
2077 482,450 120,545
2076 478,942 121,166
2075 475,380 121,799
2074 471,763 122,420
2073 468,114 123,045
2072 464,348 123,657
2071 460,509 124,267
2070 456,552 124,877
2069 452,449 125,451
2068 448,367 126,032
2067 444,152 126,595
2066 439,833 127,164
2065 435,561 127,724
2064 431,126 128,261
2063 426,703 128,787
2062 422,184 129,273
2061 417,686 129,740
2060 413,117 130,177
2059 408,577 130,590
2058 404,024 130,975
2057 399,413 131,354
2056 394,844 131,694
2055 390,153 132,015
2054 385,468 132,318
2053 380,737 132,565
2052 376,015 132,802
2051 371,194 133,030
2050 366,397 133,232
2049 361,591 133,432
2048 356,742 133,589
2047 351,861 133,724
2046 346,888 133,833
2045 341,838 133,889
2044 336,792 133,942
2043 331,713 133,957
2042 326,652 133,946
2041 321,594 133,922
2040 316,457 133,838
2039 311,279 133,754
2038 306,071 133,660
2037 300,875 133,525
2036 295,624 133,366
2035 290,400 133,166
2034 285,183 132,941
2033 279,990 132,686
2032 274,835 132,396
2031 269,740 132,047
2030 264,723 131,685
2029 259,705 130,774
2028 254,751 129,428
2027 249,860 127,725
2026 245,066 125,787
2025 240,286 123,629
2024 235,536 121,354
2023 230,871 119,773
2022 226,305 119,878
2021 221,961 99,258
2020 217,435 98,462
2019 213,392 97,625
2018 210,187 96,762
2017 206,970 95,843
2016 203,689 94,677
2015 200,291 93,419
2014 196,767 91,359
2013 193,148 89,949
2012 189,439 88,303
2011 185,649 87,441
2010 181,802 89,770
2009 177,853 87,298
2008 173,793 86,956
2007 169,700 85,033
2006 165,638 84,600
2005 161,639 82,858
2004 157,705 82,475
2003 153,814 82,781
2002 149,922 83,723
2001 146,375 81,202
2000 144,018 81,131
1999 142,442 80,410
1998 140,751 78,846
1997 138,922 77,319
1996 136,962 76,417
1995 134,895 75,304
1994 132,732 74,205
1993 130,467 72,253
1992 128,110 70,763
1991 125,697 70,439
1990 122,980 69,507
1989 119,979 69,167
1988 116,939 68,755
1987 113,919 68,499
1986 111,150 65,652
1985 108,658 65,244
1984 106,394 64,717
1983 104,380 64,335
1982 102,508 64,413
1981 100,615 64,035
1980 98,544 63,261
1979 96,252 62,686
1978 93,794 62,150
1977 91,301 61,786
1976 88,922 60,504
1975 86,708 59,292
1974 84,672 57,937
1973 82,798 56,892
1972 81,041 56,029
1971 79,330 54,695
1970 77,626 53,600
1969 76,083 52,365
1968 74,765 51,134
1967 73,596 49,911
1966 72,576 48,699
1965 71,680 47,500
1964 70,865 46,322
1963 70,112 45,176
1962 69,403 44,042
1961 68,707 42,889
1960 68,012 41,700

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/seychelles | CC BY

From 2006 to 2016, the population of Sao Tome and Principe increased by 38,051 people (a 23% growth), while the Seychelles gained 10,077 people (a 11.9% growth).

For the next 10 years, from 2016 to 2026, Sao Tome and Principe gained 42,673 people (a 21% growth), while the Seychelles' population increased by 31,634 people (a 33.4% growth).

Sao Tome and Principe was ranked 178th most populous country in 2006 and is 176th in 2026. The Seychelles was ranked 184th in 2006 and ranked 181st 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 the Seychelles will increase by 5.48% to 133,232 people and will still be ranked 181st.

Sao Tome and Principe is projected to reach its peak in 2100 at 539K people compared to the peak of 134K people in 2043 for the Seychelles.

Population growth rate by year

Sao Tome and Principe
Factual

Projection
Seychelles
Factual

Projection
1x
Year Growth rate
Sao Tome Seychelles
2100 0.26% -0.37%
2099 0.29% -0.37%
2098 0.31% -0.36%
2097 0.33% -0.37%
2096 0.33% -0.38%
2095 0.36% -0.38%
2094 0.38% -0.37%
2093 0.41% -0.38%
2092 0.42% -0.39%
2091 0.45% -0.38%
2090 0.46% -0.42%
2089 0.49% -0.4%
2088 0.49% -0.44%
2087 0.5% -0.44%
2086 0.53% -0.47%
2085 0.55% -0.47%
2084 0.58% -0.48%
2083 0.59% -0.5%
2082 0.61% -0.5%
2081 0.65% -0.52%
2080 0.66% -0.52%
2079 0.68% -0.53%
2078 0.72% -0.53%
2077 0.73% -0.51%
2076 0.75% -0.52%
2075 0.77% -0.51%
2074 0.78% -0.51%
2073 0.81% -0.5%
2072 0.83% -0.49%
2071 0.87% -0.49%
2070 0.91% -0.46%
2069 0.91% -0.46%
2068 0.95% -0.45%
2067 0.98% -0.45%
2066 0.98% -0.44%
2065 1.03% -0.42%
2064 1.04% -0.41%
2063 1.07% -0.38%
2062 1.08% -0.36%
2061 1.11% -0.34%
2060 1.11% -0.32%
2059 1.13% -0.29%
2058 1.15% -0.29%
2057 1.16% -0.26%
2056 1.2% -0.24%
2055 1.22% -0.23%
2054 1.24% -0.19%
2053 1.26% -0.18%
2052 1.3% -0.17%
2051 1.31% -0.15%
2050 1.33% -0.15%
2049 1.36% -0.12%
2048 1.39% -0.1%
2047 1.43% -0.08%
2046 1.48% -0.04%
2045 1.5% -0.04%
2044 1.53% -0.01%
2043 1.55% 0.008%
2042 1.57% 0.02%
2041 1.62% 0.06%
2040 1.66% 0.06%
2039 1.7% 0.07%
2038 1.73% 0.1%
2037 1.78% 0.12%
2036 1.8% 0.15%
2035 1.83% 0.17%
2034 1.85% 0.19%
2033 1.88% 0.22%
2032 1.89% 0.26%
2031 1.9% 0.27%
2030 1.93% 0.7%
2029 1.94% 1.04%
2028 1.96% 1.33%
2027 1.96% 1.54%
2026 1.99% 1.75%
2025 2.02% 1.88%
2024 2.02% 1.32%
2023 2.02% -0.09%
2022 1.96% 20.8%
2021 2.08% 0.81%
2020 1.89% 0.86%
2019 1.52% 0.89%
2018 1.55% 0.96%
2017 1.61% 1.23%
2016 1.7% 1.35%
2015 1.79% 2.25%
2014 1.87% 1.57%
2013 1.96% 1.86%
2012 2.04% 0.99%
2011 2.12% -2.59%
2010 2.22% 2.83%
2009 2.34% 0.39%
2008 2.41% 2.26%
2007 2.45% 0.51%
2006 2.47% 2.1%
2005 2.49% 0.46%
2004 2.53% -0.37%
2003 2.6% -1.13%
2002 2.42% 3.1%
2001 1.64% 0.09%
2000 1.11% 0.9%
1999 1.2% 1.98%
1998 1.32% 1.97%
1997 1.43% 1.18%
1996 1.53% 1.48%
1995 1.63% 1.48%
1994 1.74% 2.7%
1993 1.84% 2.11%
1992 1.92% 0.46%
1991 2.21% 1.34%
1990 2.5% 0.49%
1989 2.6% 0.6%
1988 2.65% 0.37%
1987 2.49% 4.34%
1986 2.29% 0.63%
1985 2.13% 0.81%
1984 1.93% 0.59%
1983 1.83% -0.12%
1982 1.88% 0.59%
1981 2.1% 1.22%
1980 2.38% 0.92%
1979 2.62% 0.86%
1978 2.73% 0.59%
1977 2.68% 2.12%
1976 2.55% 2.04%
1975 2.4% 2.34%
1974 2.26% 1.84%
1973 2.17% 1.54%
1972 2.16% 2.44%
1971 2.2% 2.04%
1970 2.03% 2.36%
1969 1.76% 2.41%
1968 1.59% 2.45%
1967 1.41% 2.49%
1966 1.25% 2.52%
1965 1.15% 2.54%
1964 1.07% 2.54%
1963 1.02% 2.57%
1962 1.01% 2.69%
1961 1.02% 2.85%

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/seychelles | CC BY

In 2024, the population of Sao Tome and Principe grew by 2.02%, while the Seychelles' population grew by 1.32%.

Live population counters

Sao Tome Seychelles
Current population
246362
126311
Population rank 176/197 181/197
Percent of world population 0.003% 0.002%
One net population change
1.88 hours
5.54 hours
One birth every
1.35 hours
5.63 hours
One death every
6.81 hours
10 hours
Daily growth/decline +13 +4
Annual growth/decline +4,665 +1,581
Annual growth/decline rate +2.02% +1.32%
Population growth rate rank 49/197 80/197
One migration net change every
13.5 hours
5.52 hours
Annual migration change -650 +1,590
Net migration rank 90/196 60/196
Foreign-born residents 1,955 13,261
Foreign-born residents rank 194/195 175/195
Foreign-born share of population 0.8% 10.2%
Foreign-born share rank 162/195 65/195

Natural population change vs migration

Sao Tome and Principe
Natural

Migration
Seychelles
Natural

Migration
1x
Year Population change
Sao Tome Seychelles
Natural Migration Natural Migration
2025 - -650 - 1,590
2024 - -604 - 1,747
2023 5,221 -592 683 1,809
2022 5,102 -592 635 1,788
2021 4,954 -782 744 2,086
2020 4,874 0 886 1,726
2019 4,932 -1,716 811 1,770
2018 4,957 -1,757 842 1,733
2017 5,007 -1,779 901 1,693
2016 5,125 -1,793 900 1,682
2015 5,269 -1,809 888 1,719
2014 5,381 -1,801 832 1,742
2013 5,449 -1,787 846 1,717
2012 5,501 -1,739 989 1,538
2011 5,445 -1,616 936 1,551
2010 5,391 -1,529 844 740
2009 5,349 -1,328 900 105
2008 5,297 -1,203 887 105
2007 5,226 -1,127 867 173
2006 5,057 -1,031 804 264
2005 4,897 -941 861 214
2004 4,810 -894 842 317
2003 4,702 -816 828 316
2002 4,591 -690 837 425
2001 4,471 -1,289 885 509
2000 4,334 -2,798 958 461
1999 4,221 -2,594 901 491
1998 4,120 -2,364 844 512
1997 4,041 -2,153 873 -11
1996 3,993 -1,974 1,047 -266
1995 3,948 -1,829 1,054 -171
1994 3,860 -1,644 1,136 -231
1993 3,841 -1,527 1,091 -316
1992 3,822 -1,432 1,076 -289
1991 3,801 -1,362 1,162 -342
1990 3,719 -727 1,070 -228
1989 3,576 -571 1,030 -206
1988 3,544 -465 1,135 -196
1987 3,440 -470 1,172 -363
1986 3,180 -614 1,222 -487
1985 3,242 -828 1,259 -458
1984 3,163 -1,041 1,255 -493
1983 3,100 -1,203 1,209 -439
1982 3,047 -1,203 1,069 -357
1981 3,015 -1,067 1,358 -565
1980 2,965 -770 1,386 -587
1979 2,893 -491 1,292 -509
1978 2,800 -279 1,330 -587
1977 2,705 -255 1,125 140
1976 2,608 -302 1,174 472
1975 2,515 -392 1,376 259
1974 2,422 -474 1,361 174
1973 2,329 -525 1,166 327
1972 2,232 -517 1,199 266
1971 2,127 -430 1,373 102
1970 1,980 -279 1,087 69
1969 1,862 -469 1,119 43
1968 1,767 -520 1,145 54
1967 1,693 -606 1,217 -15
1966 1,642 -688 1,280 -94
1965 1,611 -765 1,165 -20
1964 1,600 -819 1,155 -74
1963 1,609 -886 1,123 -107
1962 1,625 -927 1,083 -128
1961 1,657 -960 1,040 -153
1960 1,547 -860 977 -180

Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).

GeoRank.org/population/sao-tome-and-principe/seychelles | 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 the Seychelles 31.4% is from natural causes (a gain of 8,122 people) and 68.6% is from migration (a gain of 17,748 people).

As of 2024, 1,955 residents or 0.8% of the population were not native-born in Sao Tome and Principe, compared to 13,261 people or 10.2% in the Seychelles.

Biggest cities by population

Sao Tome
City Population
Sao Tome 65.5K
Trindade 6.64K
Seychelles
City Population
Victoria 24.7K

Compare countries by 7 more topics

Population map with other countries

1x

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/seychelles | CC BY

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Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-03-10)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
  4. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
  5. Wikidata (2026, retrieved 2026-02-08)

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