The latest officially reported population of Sao Tome and Principe was 240,254 in 2025 vs 838,645 people in the Solomon Islands in 2025. In 2026, based on the adjusted UN estimation, the current Sao Tome and Principe's population is 247,495 people compared to 868,694 in the Solomon Islands.
Population statistics:
- The Solomon Islands' population is 3.51 times bigger than Sao Tome and Principe's.
- Sao Tome and Principe is ranked the 176th most populous country in the world, while the Solomon Islands is the 161st.
- The countries together account for 0.01% of the world: 0.003% for Sao Tome and Principe vs 0.01% for the Solomon Islands.
- For the last 10 years, Sao Tome and Principe has had an average growth rate of +1.83% per year vs +2.83% in the Solomon Islands.
- Since 2006, the population of Sao Tome and Principe has increased from 166K people to 247K (49.4% growth), while the Solomon Islands has grown from 492K to 869K (76.7% growth).
Sao Tome and Principe vs Solomon Islands: population by year and forecast
| Year | Population | |
|---|---|---|
Sao Tome
|
Solomon Islands
|
|
| 2100 | 538,656 | 1,869,132 |
| 2099 | 537,257 | 1,865,051 |
| 2098 | 535,715 | 1,860,822 |
| 2097 | 534,052 | 1,856,197 |
| 2096 | 532,281 | 1,851,361 |
| 2095 | 530,505 | 1,846,006 |
| 2094 | 528,585 | 1,840,576 |
| 2093 | 526,572 | 1,834,659 |
| 2092 | 524,436 | 1,828,323 |
| 2091 | 522,255 | 1,821,781 |
| 2090 | 519,929 | 1,814,933 |
| 2089 | 517,542 | 1,807,885 |
| 2088 | 515,028 | 1,800,523 |
| 2087 | 512,499 | 1,792,919 |
| 2086 | 509,949 | 1,784,993 |
| 2085 | 507,271 | 1,776,798 |
| 2084 | 504,516 | 1,768,230 |
| 2083 | 501,611 | 1,759,388 |
| 2082 | 498,655 | 1,750,221 |
| 2081 | 495,622 | 1,740,741 |
| 2080 | 492,416 | 1,730,900 |
| 2079 | 489,178 | 1,720,938 |
| 2078 | 485,864 | 1,710,578 |
| 2077 | 482,385 | 1,699,838 |
| 2076 | 478,877 | 1,688,671 |
| 2075 | 475,315 | 1,677,384 |
| 2074 | 471,700 | 1,665,984 |
| 2073 | 468,051 | 1,654,063 |
| 2072 | 464,286 | 1,641,845 |
| 2071 | 460,447 | 1,629,270 |
| 2070 | 456,490 | 1,616,540 |
| 2069 | 452,388 | 1,603,485 |
| 2068 | 448,306 | 1,590,112 |
| 2067 | 444,092 | 1,576,525 |
| 2066 | 439,773 | 1,562,815 |
| 2065 | 435,502 | 1,548,873 |
| 2064 | 431,068 | 1,534,676 |
| 2063 | 426,645 | 1,520,167 |
| 2062 | 422,127 | 1,505,610 |
| 2061 | 417,629 | 1,490,754 |
| 2060 | 413,061 | 1,475,849 |
| 2059 | 408,522 | 1,460,639 |
| 2058 | 403,970 | 1,445,210 |
| 2057 | 399,359 | 1,429,794 |
| 2056 | 394,790 | 1,414,149 |
| 2055 | 390,100 | 1,398,271 |
| 2054 | 385,416 | 1,382,259 |
| 2053 | 380,685 | 1,366,025 |
| 2052 | 375,964 | 1,349,539 |
| 2051 | 371,143 | 1,332,975 |
| 2050 | 366,347 | 1,316,163 |
| 2049 | 361,542 | 1,299,210 |
| 2048 | 356,694 | 1,282,103 |
| 2047 | 351,813 | 1,264,854 |
| 2046 | 346,841 | 1,247,457 |
| 2045 | 341,791 | 1,229,853 |
| 2044 | 336,747 | 1,212,131 |
| 2043 | 331,669 | 1,194,206 |
| 2042 | 326,608 | 1,176,128 |
| 2041 | 321,551 | 1,158,032 |
| 2040 | 316,415 | 1,139,694 |
| 2039 | 311,237 | 1,120,879 |
| 2038 | 306,029 | 1,101,654 |
| 2037 | 300,834 | 1,082,017 |
| 2036 | 295,584 | 1,062,068 |
| 2035 | 290,361 | 1,041,799 |
| 2034 | 285,145 | 1,021,368 |
| 2033 | 279,952 | 1,000,876 |
| 2032 | 274,798 | 980,211 |
| 2031 | 269,704 | 959,672 |
| 2030 | 264,687 | 939,186 |
| 2029 | 259,670 | 918,810 |
| 2028 | 254,717 | 898,552 |
| 2027 | 249,827 | 878,392 |
| 2026 | 245,033 | 858,453 |
| 2025 | 240,254 | 838,645 |
| 2024 | 235,536 | 819,198 |
| 2023 | 230,871 | 800,005 |
| 2022 | 226,305 | 781,066 |
| 2021 | 221,961 | 762,591 |
| 2020 | 217,435 | 744,498 |
| 2019 | 213,392 | 728,147 |
| 2018 | 210,187 | 709,101 |
| 2017 | 206,970 | 685,672 |
| 2016 | 203,689 | 662,379 |
| 2015 | 200,291 | 639,415 |
| 2014 | 196,767 | 616,908 |
| 2013 | 193,148 | 594,945 |
| 2012 | 189,439 | 573,606 |
| 2011 | 185,649 | 552,945 |
| 2010 | 181,802 | 532,968 |
| 2009 | 177,853 | 518,141 |
| 2008 | 173,793 | 508,790 |
| 2007 | 169,700 | 500,156 |
| 2006 | 165,638 | 491,594 |
| 2005 | 161,639 | 483,080 |
| 2004 | 157,705 | 474,611 |
| 2003 | 153,814 | 466,154 |
| 2002 | 149,922 | 457,671 |
| 2001 | 146,375 | 449,125 |
| 2000 | 144,018 | 440,469 |
| 1999 | 142,442 | 430,500 |
| 1998 | 140,751 | 419,071 |
| 1997 | 138,922 | 407,474 |
| 1996 | 136,962 | 396,009 |
| 1995 | 134,895 | 384,733 |
| 1994 | 132,732 | 373,675 |
| 1993 | 130,467 | 362,839 |
| 1992 | 128,110 | 352,205 |
| 1991 | 125,697 | 341,738 |
| 1990 | 122,980 | 331,435 |
| 1989 | 119,979 | 321,282 |
| 1988 | 116,939 | 311,265 |
| 1987 | 113,919 | 301,414 |
| 1986 | 111,150 | 291,842 |
| 1985 | 108,658 | 282,455 |
| 1984 | 106,394 | 273,163 |
| 1983 | 104,380 | 264,068 |
| 1982 | 102,508 | 255,200 |
| 1981 | 100,615 | 246,555 |
| 1980 | 98,544 | 238,135 |
| 1979 | 96,252 | 229,953 |
| 1978 | 93,794 | 222,029 |
| 1977 | 91,301 | 214,418 |
| 1976 | 88,922 | 207,194 |
| 1975 | 86,708 | 200,744 |
| 1974 | 84,672 | 195,041 |
| 1973 | 82,798 | 189,774 |
| 1972 | 81,041 | 184,994 |
| 1971 | 79,330 | 180,637 |
| 1970 | 77,626 | 176,579 |
| 1969 | 76,083 | 172,476 |
| 1968 | 74,765 | 168,282 |
| 1967 | 73,596 | 164,245 |
| 1966 | 72,576 | 160,393 |
| 1965 | 71,680 | 156,686 |
| 1964 | 70,865 | 153,085 |
| 1963 | 70,112 | 149,589 |
| 1962 | 69,403 | 146,201 |
| 1961 | 68,707 | 142,912 |
| 1960 | 68,012 | 139,688 |
Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/sao-tome-and-principe/solomon-islands | CC BY 
From 2006 to 2016, the population of Sao Tome and Principe increased by 38,051 people (a 23% growth), while the Solomon Islands gained 170,785 people (a 34.7% growth).
For the next 10 years, from 2016 to 2026, Sao Tome and Principe gained 43,806 people (a 21.5% growth), while the Solomon Islands' population increased by 206,315 people (a 31.1% growth).
Sao Tome and Principe was ranked 178th most populous country in 2006 and is 176th in 2026. The Solomon Islands was ranked 165th in 2006 and ranked 161st now.
The UN's World Population Prospects forecasts that in 24 years (in 2050) Sao Tome and Principe's population will grow by 48% to 366,347 people with a rank change from 176th to 175th. The population of the Solomon Islands will increase by 51.5% to 1,316,163 people and rank change from 161st to 156th.
Sao Tome and Principe is projected to reach its peak in 2100 at 539K people compared to the peak of 1.87M people in 2100 for the Solomon Islands.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Sao Tome
|
Solomon Islands
|
|
| 2100 | 0.26% | 0.22% |
| 2099 | 0.29% | 0.23% |
| 2098 | 0.31% | 0.25% |
| 2097 | 0.33% | 0.26% |
| 2096 | 0.33% | 0.29% |
| 2095 | 0.36% | 0.29% |
| 2094 | 0.38% | 0.32% |
| 2093 | 0.41% | 0.35% |
| 2092 | 0.42% | 0.36% |
| 2091 | 0.45% | 0.38% |
| 2090 | 0.46% | 0.39% |
| 2089 | 0.49% | 0.41% |
| 2088 | 0.49% | 0.42% |
| 2087 | 0.5% | 0.44% |
| 2086 | 0.53% | 0.46% |
| 2085 | 0.55% | 0.48% |
| 2084 | 0.58% | 0.5% |
| 2083 | 0.59% | 0.52% |
| 2082 | 0.61% | 0.54% |
| 2081 | 0.65% | 0.57% |
| 2080 | 0.66% | 0.58% |
| 2079 | 0.68% | 0.61% |
| 2078 | 0.72% | 0.63% |
| 2077 | 0.73% | 0.66% |
| 2076 | 0.75% | 0.67% |
| 2075 | 0.77% | 0.68% |
| 2074 | 0.78% | 0.72% |
| 2073 | 0.81% | 0.74% |
| 2072 | 0.83% | 0.77% |
| 2071 | 0.87% | 0.79% |
| 2070 | 0.91% | 0.81% |
| 2069 | 0.91% | 0.84% |
| 2068 | 0.95% | 0.86% |
| 2067 | 0.98% | 0.88% |
| 2066 | 0.98% | 0.9% |
| 2065 | 1.03% | 0.93% |
| 2064 | 1.04% | 0.95% |
| 2063 | 1.07% | 0.97% |
| 2062 | 1.08% | 1% |
| 2061 | 1.11% | 1.01% |
| 2060 | 1.11% | 1.04% |
| 2059 | 1.13% | 1.07% |
| 2058 | 1.15% | 1.08% |
| 2057 | 1.16% | 1.11% |
| 2056 | 1.2% | 1.14% |
| 2055 | 1.22% | 1.16% |
| 2054 | 1.24% | 1.19% |
| 2053 | 1.26% | 1.22% |
| 2052 | 1.3% | 1.24% |
| 2051 | 1.31% | 1.28% |
| 2050 | 1.33% | 1.3% |
| 2049 | 1.36% | 1.33% |
| 2048 | 1.39% | 1.36% |
| 2047 | 1.43% | 1.39% |
| 2046 | 1.48% | 1.43% |
| 2045 | 1.5% | 1.46% |
| 2044 | 1.53% | 1.5% |
| 2043 | 1.55% | 1.54% |
| 2042 | 1.57% | 1.56% |
| 2041 | 1.62% | 1.61% |
| 2040 | 1.66% | 1.68% |
| 2039 | 1.7% | 1.75% |
| 2038 | 1.73% | 1.81% |
| 2037 | 1.78% | 1.88% |
| 2036 | 1.8% | 1.95% |
| 2035 | 1.83% | 2% |
| 2034 | 1.85% | 2.05% |
| 2033 | 1.88% | 2.11% |
| 2032 | 1.89% | 2.14% |
| 2031 | 1.9% | 2.18% |
| 2030 | 1.93% | 2.22% |
| 2029 | 1.94% | 2.25% |
| 2028 | 1.96% | 2.3% |
| 2027 | 1.96% | 2.32% |
| 2026 | 1.99% | 2.36% |
| 2025 | 2% | 2.37% |
| 2024 | 2.02% | 2.4% |
| 2023 | 2.02% | 2.42% |
| 2022 | 1.96% | 2.42% |
| 2021 | 2.08% | 2.43% |
| 2020 | 1.89% | 2.25% |
| 2019 | 1.52% | 2.69% |
| 2018 | 1.55% | 3.42% |
| 2017 | 1.61% | 3.52% |
| 2016 | 1.7% | 3.59% |
| 2015 | 1.79% | 3.65% |
| 2014 | 1.87% | 3.69% |
| 2013 | 1.96% | 3.72% |
| 2012 | 2.04% | 3.74% |
| 2011 | 2.12% | 3.75% |
| 2010 | 2.22% | 2.86% |
| 2009 | 2.34% | 1.84% |
| 2008 | 2.41% | 1.73% |
| 2007 | 2.45% | 1.74% |
| 2006 | 2.47% | 1.76% |
| 2005 | 2.49% | 1.78% |
| 2004 | 2.53% | 1.81% |
| 2003 | 2.6% | 1.85% |
| 2002 | 2.42% | 1.9% |
| 2001 | 1.64% | 1.97% |
| 2000 | 1.11% | 2.32% |
| 1999 | 1.2% | 2.73% |
| 1998 | 1.32% | 2.85% |
| 1997 | 1.43% | 2.9% |
| 1996 | 1.53% | 2.93% |
| 1995 | 1.63% | 2.96% |
| 1994 | 1.74% | 2.99% |
| 1993 | 1.84% | 3.02% |
| 1992 | 1.92% | 3.06% |
| 1991 | 2.21% | 3.11% |
| 1990 | 2.5% | 3.16% |
| 1989 | 2.6% | 3.22% |
| 1988 | 2.65% | 3.27% |
| 1987 | 2.49% | 3.28% |
| 1986 | 2.29% | 3.32% |
| 1985 | 2.13% | 3.4% |
| 1984 | 1.93% | 3.44% |
| 1983 | 1.83% | 3.47% |
| 1982 | 1.88% | 3.51% |
| 1981 | 2.1% | 3.54% |
| 1980 | 2.38% | 3.56% |
| 1979 | 2.62% | 3.57% |
| 1978 | 2.73% | 3.55% |
| 1977 | 2.68% | 3.49% |
| 1976 | 2.55% | 3.21% |
| 1975 | 2.4% | 2.92% |
| 1974 | 2.26% | 2.78% |
| 1973 | 2.17% | 2.58% |
| 1972 | 2.16% | 2.41% |
| 1971 | 2.2% | 2.3% |
| 1970 | 2.03% | 2.38% |
| 1969 | 1.76% | 2.49% |
| 1968 | 1.59% | 2.46% |
| 1967 | 1.41% | 2.4% |
| 1966 | 1.25% | 2.37% |
| 1965 | 1.15% | 2.35% |
| 1964 | 1.07% | 2.34% |
| 1963 | 1.02% | 2.32% |
| 1962 | 1.01% | 2.3% |
| 1961 | 1.02% | 2.31% |
Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1961–2025, retrieved 2026-07-08).
GeoRank.org/population/sao-tome-and-principe/solomon-islands | CC BY
In 2025, the population of Sao Tome and Principe grew by 2%, while the Solomon Islands' population grew by 2.37%.
Live population counters
|
Sao Tome
|
Solomon Islands
|
|
|---|---|---|
| Current population |
247495
|
868694
|
| Population rank | 176/197 | 161/197 |
| Percent of world population | 0.003% | 0.01% |
| One net population change |
1.86 hours
|
27.1 minutes
|
| One birth every |
1.32 hours
|
24 minutes
|
| One death every |
6.73 hours
|
2.1 hours
|
| Daily growth/decline | +13 | +53 |
| Annual growth/decline | +4,718 | +19,447 |
| Annual growth/decline rate | +2% | +2.37% |
| Population growth rate rank | 50/197 | 32/197 |
| One migration net change every |
13.5 hours
|
5.39 hours
|
| Annual migration change | -650 | +1,631 |
| Net migration rank | 90/196 | 59/196 |
| Foreign-born residents | 1,955 | 2,469 |
| Foreign-born residents rank | 194/195 | 192/195 |
| Foreign-born share of population | 0.8% | 0.3% |
| Foreign-born share rank | 162/195 | 184/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Sao Tome
|
Solomon Islands
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | -650 | - | 1,631 |
| 2024 | 5,315 | -604 | 17,715 | 1,610 |
| 2023 | 5,221 | -592 | 17,436 | 1,636 |
| 2022 | 5,102 | -592 | 17,253 | 1,567 |
| 2021 | 4,954 | -782 | 16,626 | 1,499 |
| 2020 | 4,874 | 0 | 16,488 | 1,556 |
| 2019 | 4,932 | -1,716 | 16,649 | -1,990 |
| 2018 | 4,957 | -1,757 | 16,790 | 6,653 |
| 2017 | 5,007 | -1,779 | 16,897 | 6,513 |
| 2016 | 5,125 | -1,793 | 17,027 | 6,146 |
| 2015 | 5,269 | -1,809 | 16,909 | 5,853 |
| 2014 | 5,381 | -1,801 | 16,652 | 5,598 |
| 2013 | 5,449 | -1,787 | 16,038 | 5,631 |
| 2012 | 5,501 | -1,739 | 15,585 | 5,420 |
| 2011 | 5,445 | -1,616 | 15,095 | 5,219 |
| 2010 | 5,391 | -1,529 | 14,604 | 5,040 |
| 2009 | 5,349 | -1,328 | 14,381 | -4,360 |
| 2008 | 5,297 | -1,203 | 14,225 | -5,538 |
| 2007 | 5,226 | -1,127 | 13,963 | -5,383 |
| 2006 | 5,057 | -1,031 | 13,799 | -5,262 |
| 2005 | 4,897 | -941 | 13,568 | -5,082 |
| 2004 | 4,810 | -894 | 13,444 | -4,985 |
| 2003 | 4,702 | -816 | 13,344 | -4,881 |
| 2002 | 4,591 | -690 | 13,195 | -4,691 |
| 2001 | 4,471 | -1,289 | 13,061 | -4,474 |
| 2000 | 4,334 | -2,798 | 12,938 | -4,219 |
| 1999 | 4,221 | -2,594 | 12,809 | -1,588 |
| 1998 | 4,120 | -2,364 | 12,658 | -1,019 |
| 1997 | 4,041 | -2,153 | 12,478 | -931 |
| 1996 | 3,993 | -1,974 | 12,328 | -947 |
| 1995 | 3,948 | -1,829 | 12,124 | -952 |
| 1994 | 3,860 | -1,644 | 11,771 | -828 |
| 1993 | 3,841 | -1,527 | 11,396 | -665 |
| 1992 | 3,822 | -1,432 | 11,029 | -482 |
| 1991 | 3,801 | -1,362 | 10,789 | -410 |
| 1990 | 3,719 | -727 | 10,561 | -335 |
| 1989 | 3,576 | -571 | 10,354 | -270 |
| 1988 | 3,544 | -465 | 10,142 | -197 |
| 1987 | 3,440 | -470 | 9,943 | -179 |
| 1986 | 3,180 | -614 | 9,656 | -269 |
| 1985 | 3,242 | -828 | 9,534 | -150 |
| 1984 | 3,163 | -1,041 | 9,299 | -102 |
| 1983 | 3,100 | -1,203 | 9,011 | -30 |
| 1982 | 3,047 | -1,203 | 8,720 | 40 |
| 1981 | 3,015 | -1,067 | 8,436 | 99 |
| 1980 | 2,965 | -770 | 8,156 | 151 |
| 1979 | 2,893 | -491 | 7,874 | 188 |
| 1978 | 2,800 | -279 | 7,598 | 174 |
| 1977 | 2,705 | -255 | 7,290 | 159 |
| 1976 | 2,608 | -302 | 7,058 | -48 |
| 1975 | 2,515 | -392 | 6,635 | -760 |
| 1974 | 2,422 | -474 | 6,612 | -1,084 |
| 1973 | 2,329 | -525 | 6,343 | -1,329 |
| 1972 | 2,232 | -517 | 6,074 | -1,520 |
| 1971 | 2,127 | -430 | 5,814 | -1,646 |
| 1970 | 1,980 | -279 | 5,575 | -1,632 |
| 1969 | 1,862 | -469 | 5,444 | -1,187 |
| 1968 | 1,767 | -520 | 5,285 | -1,154 |
| 1967 | 1,693 | -606 | 5,151 | -1,213 |
| 1966 | 1,642 | -688 | 5,028 | -1,256 |
| 1965 | 1,611 | -765 | 4,885 | -1,237 |
| 1964 | 1,600 | -819 | 4,747 | -1,200 |
| 1963 | 1,609 | -886 | 4,571 | -1,129 |
| 1962 | 1,625 | -927 | 4,408 | -1,073 |
| 1961 | 1,657 | -960 | 4,257 | -1,016 |
| 1960 | 1,547 | -860 | 4,119 | -917 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/sao-tome-and-principe/solomon-islands | CC BY
Over the last 10 years, 81.6% of the population change in Sao Tome and Principe is from natural causes (a gain of 50,756 people) and 18.4% is from migration (a loss of 11,424 people). In the Solomon Islands 84.5% is from natural causes (a gain of 169,790 people) and 15.5% is from migration (a gain of 31,043 people).
As of 2024, 1,955 residents or 0.8% of the population were not native-born in Sao Tome and Principe, compared to 2,469 people or 0.3% in the Solomon Islands.
Biggest cities by population
|
Sao Tome
|
|
|---|---|
| City | Population |
| Sao Tome | 65.5K |
| Trindade | 6.64K |
|
Solomon Islands
|
|
|---|---|
| City | Population |
| Honiara | 84.5K |
| Auki | 6.81K |
Compare countries by 7 more topics
Population differences between Sao Tome and Principe and the Solomon Islands
|
Sao Tome
|
Solomon Islands
|
|
|---|---|---|
| Life expectancy | 70.3 years | 71 years |
| Average age | 25.2 years | 25.7 years |
| Median age | 20.5 years | 21.8 years |
| Male:Female ratio | 49.7:50.3 | 51.1:48.9 |
| Fertility rate | 3.6 births per woman | 3.51 births per woman |
| Population density | 661 ppl/mi² | 79.4 ppl/mi² |
Population map with other countries
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08); United Nations | World Population Prospects (1960–2026, retrieved 2026-07-08); U.S. Census Bureau (1960–2025, retrieved 2026-07-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08).
GeoRank.org/population/sao-tome-and-principe/solomon-islands | CC BY
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Data sources:
- World Bank | Health (1960–2025, retrieved 2026-07-08)
- United Nations | World Population Prospects (1960–2100, retrieved 2026-07-08)
- U.S. Census Bureau (1960–2025, retrieved 2026-07-08)
- Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)
- Wikidata (2026, retrieved 2026-07-08)
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