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

Updated on by Georank

The latest officially reported population of Armenia was 3,086,700 in 2025 vs 240,254 people in Sao Tome and Principe in 2025. In 2026, based on the adjusted UN estimation, the current Armenia's population is 3,064,036 people compared to 247,495 in Sao Tome and Principe.

Population statistics:

  • Armenia's population is 12.4 times bigger than Sao Tome and Principe's.
  • Armenia is ranked the 136th most populous country in the world, while Sao Tome and Principe is the 176th.
  • The countries together account for 0.04% of the world: 0.04% for Armenia vs 0.003% for Sao Tome and Principe.
  • For the last 10 years, Armenia has had an average growth rate of +0.22% per year vs +1.83% in Sao Tome and Principe.
  • Since 2006, the population of Armenia has decreased from 3.13M people to 3.06M (2.02% decline), while Sao Tome and Principe has grown from 166K to 247K (49.4% growth).

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

Armenia
Factual

Projection
Sao Tome and Principe
Factual

Projection
1x
Year Population
Armenia Sao Tome
2100 1,768,991 538,656
2099 1,781,582 537,257
2098 1,794,224 535,715
2097 1,806,871 534,052
2096 1,819,484 532,281
2095 1,832,190 530,505
2094 1,845,178 528,585
2093 1,858,301 526,572
2092 1,871,498 524,436
2091 1,885,024 522,255
2090 1,898,786 519,929
2089 1,912,784 517,542
2088 1,927,138 515,028
2087 1,941,940 512,499
2086 1,957,359 509,949
2085 1,972,976 507,271
2084 1,988,981 504,516
2083 2,005,298 501,611
2082 2,022,296 498,655
2081 2,039,641 495,622
2080 2,057,242 492,416
2079 2,075,083 489,178
2078 2,093,363 485,864
2077 2,111,758 482,385
2076 2,130,190 478,877
2075 2,149,220 475,315
2074 2,168,491 471,700
2073 2,188,017 468,051
2072 2,207,467 464,286
2071 2,226,772 460,447
2070 2,246,052 456,490
2069 2,265,322 452,388
2068 2,284,681 448,306
2067 2,303,771 444,092
2066 2,322,723 439,773
2065 2,341,577 435,502
2064 2,360,105 431,068
2063 2,378,458 426,645
2062 2,396,260 422,127
2061 2,414,339 417,629
2060 2,432,279 413,061
2059 2,450,247 408,522
2058 2,467,707 403,970
2057 2,485,628 399,359
2056 2,503,122 394,790
2055 2,520,339 390,100
2054 2,538,112 385,416
2053 2,554,847 380,685
2052 2,572,750 375,964
2051 2,590,464 371,143
2050 2,607,864 366,347
2049 2,625,407 361,542
2048 2,642,974 356,694
2047 2,660,540 351,813
2046 2,678,006 346,841
2045 2,695,348 341,791
2044 2,712,601 336,747
2043 2,730,509 331,669
2042 2,748,877 326,608
2041 2,767,167 321,551
2040 2,785,984 316,415
2039 2,805,288 311,237
2038 2,823,794 306,029
2037 2,842,699 300,834
2036 2,861,789 295,584
2035 2,881,366 290,361
2034 2,900,627 285,145
2033 2,920,252 279,952
2032 2,939,698 274,798
2031 2,959,929 269,704
2030 2,980,238 264,687
2029 3,001,015 259,670
2028 3,021,496 254,717
2027 3,042,013 249,827
2026 3,064,036 245,033
2025 3,086,700 240,254
2024 3,033,500 235,536
2023 2,964,300 230,871
2022 2,969,200 226,305
2021 2,962,300 221,961
2020 2,961,500 217,435
2019 2,962,500 213,392
2018 2,969,000 210,187
2017 2,979,400 206,970
2016 2,992,300 203,689
2015 3,004,600 200,291
2014 3,013,800 196,767
2013 3,022,000 193,148
2012 3,024,100 189,439
2011 3,027,900 185,649
2010 3,044,800 181,802
2009 3,066,000 177,853
2008 3,087,100 173,793
2007 3,107,400 169,700
2006 3,127,100 165,638
2005 3,146,400 161,639
2004 3,164,900 157,705
2003 3,182,500 153,814
2002 3,199,800 149,922
2001 3,211,800 146,375
2000 3,221,100 144,018
1999 3,167,286 142,442
1998 3,208,401 140,751
1997 3,246,289 138,922
1996 3,278,735 136,962
1995 3,307,581 134,895
1994 3,364,610 132,732
1993 3,453,332 130,467
1992 3,571,861 128,110
1991 3,613,977 125,697
1990 3,552,128 122,980
1989 3,443,100 119,979
1988 3,355,125 116,939
1987 3,328,520 113,919
1986 3,294,847 111,150
1985 3,260,432 108,658
1984 3,224,547 106,394
1983 3,191,539 104,380
1982 3,163,144 102,508
1981 3,135,349 100,615
1980 3,107,415 98,544
1979 3,078,501 96,252
1978 3,012,807 93,794
1977 2,912,827 91,301
1976 2,818,165 88,922
1975 2,743,660 86,708
1974 2,686,445 84,672
1973 2,630,860 82,798
1972 2,577,079 81,041
1971 2,525,345 79,330
1970 2,475,633 77,626
1969 2,424,030 76,083
1968 2,367,319 74,765
1967 2,307,492 73,596
1966 2,246,159 72,576
1965 2,183,635 71,680
1964 2,120,135 70,865
1963 2,056,023 70,112
1962 1,991,689 69,403
1961 1,927,484 68,707
1960 1,863,705 68,012

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/armenia/sao-tome-and-principe | CC BY

From 2006 to 2016, the population of Armenia decreased by 134,800 people (a 4.31% decline), while Sao Tome and Principe gained 38,051 people (a 23% growth).

For the next 10 years, from 2016 to 2026, Armenia gained 71,736 people (a 2.4% growth), while Sao Tome and Principe's population increased by 43,806 people (a 21.5% growth).

Armenia was ranked 131st most populous country in 2006 and is 136th in 2026. Sao Tome and Principe was ranked 178th in 2006 and ranked 176th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Armenia's population will shrink by 14.9% to 2,607,864 people with a rank change from 136th to 142nd. The population of Sao Tome and Principe will increase by 48% to 366,347 people and rank change from 176th to 175th.

Sao Tome and Principe is projected to reach its peak in 2100 at 539K people, while Armenia's population already peaked in 1991 at 3.61M people and is projected to decrease to 1.77M people by 2100.

Population growth rate by year

Armenia
Factual

Projection
Sao Tome and Principe
Factual

Projection
1x
Year Growth rate
Armenia Sao Tome
2100 -0.71% 0.26%
2099 -0.7% 0.29%
2098 -0.7% 0.31%
2097 -0.69% 0.33%
2096 -0.69% 0.33%
2095 -0.7% 0.36%
2094 -0.71% 0.38%
2093 -0.71% 0.41%
2092 -0.72% 0.42%
2091 -0.72% 0.45%
2090 -0.73% 0.46%
2089 -0.74% 0.49%
2088 -0.76% 0.49%
2087 -0.79% 0.5%
2086 -0.79% 0.53%
2085 -0.8% 0.55%
2084 -0.81% 0.58%
2083 -0.84% 0.59%
2082 -0.85% 0.61%
2081 -0.86% 0.65%
2080 -0.86% 0.66%
2079 -0.87% 0.68%
2078 -0.87% 0.72%
2077 -0.87% 0.73%
2076 -0.89% 0.75%
2075 -0.89% 0.77%
2074 -0.89% 0.78%
2073 -0.88% 0.81%
2072 -0.87% 0.83%
2071 -0.86% 0.87%
2070 -0.85% 0.91%
2069 -0.85% 0.91%
2068 -0.83% 0.95%
2067 -0.82% 0.98%
2066 -0.81% 0.98%
2065 -0.79% 1.03%
2064 -0.77% 1.04%
2063 -0.74% 1.07%
2062 -0.75% 1.08%
2061 -0.74% 1.11%
2060 -0.73% 1.11%
2059 -0.71% 1.13%
2058 -0.72% 1.15%
2057 -0.7% 1.16%
2056 -0.68% 1.2%
2055 -0.7% 1.22%
2054 -0.66% 1.24%
2053 -0.7% 1.26%
2052 -0.68% 1.3%
2051 -0.67% 1.31%
2050 -0.67% 1.33%
2049 -0.66% 1.36%
2048 -0.66% 1.39%
2047 -0.65% 1.43%
2046 -0.64% 1.48%
2045 -0.64% 1.5%
2044 -0.66% 1.53%
2043 -0.67% 1.55%
2042 -0.66% 1.57%
2041 -0.68% 1.62%
2040 -0.69% 1.66%
2039 -0.66% 1.7%
2038 -0.67% 1.73%
2037 -0.67% 1.78%
2036 -0.68% 1.8%
2035 -0.66% 1.83%
2034 -0.67% 1.85%
2033 -0.66% 1.88%
2032 -0.68% 1.89%
2031 -0.68% 1.9%
2030 -0.69% 1.93%
2029 -0.68% 1.94%
2028 -0.67% 1.96%
2027 -0.72% 1.96%
2026 -0.73% 1.99%
2025 1.75% 2%
2024 2.33% 2.02%
2023 -0.17% 2.02%
2022 0.23% 1.96%
2021 0.03% 2.08%
2020 -0.03% 1.89%
2019 -0.22% 1.52%
2018 -0.35% 1.55%
2017 -0.43% 1.61%
2016 -0.41% 1.7%
2015 -0.31% 1.79%
2014 -0.27% 1.87%
2013 -0.07% 1.96%
2012 -0.13% 2.04%
2011 -0.56% 2.12%
2010 -0.69% 2.22%
2009 -0.68% 2.34%
2008 -0.65% 2.41%
2007 -0.63% 2.45%
2006 -0.61% 2.47%
2005 -0.58% 2.49%
2004 -0.55% 2.53%
2003 -0.54% 2.6%
2002 -0.37% 2.42%
2001 -0.29% 1.64%
2000 1.7% 1.11%
1999 -1.28% 1.2%
1998 -1.17% 1.32%
1997 -0.99% 1.43%
1996 -0.87% 1.53%
1995 -1.69% 1.63%
1994 -2.57% 1.74%
1993 -3.32% 1.84%
1992 -1.17% 1.92%
1991 1.74% 2.21%
1990 3.17% 2.5%
1989 2.62% 2.6%
1988 0.8% 2.65%
1987 1.02% 2.49%
1986 1.06% 2.29%
1985 1.11% 2.13%
1984 1.03% 1.93%
1983 0.9% 1.83%
1982 0.89% 1.88%
1981 0.9% 2.1%
1980 0.94% 2.38%
1979 2.18% 2.62%
1978 3.43% 2.73%
1977 3.36% 2.68%
1976 2.72% 2.55%
1975 2.13% 2.4%
1974 2.11% 2.26%
1973 2.09% 2.17%
1972 2.05% 2.16%
1971 2.01% 2.2%
1970 2.13% 2.03%
1969 2.4% 1.76%
1968 2.59% 1.59%
1967 2.73% 1.41%
1966 2.86% 1.25%
1965 3% 1.15%
1964 3.12% 1.07%
1963 3.23% 1.02%
1962 3.33% 1.01%
1961 3.42% 1.02%

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/armenia/sao-tome-and-principe | CC BY

In 2025, the population of Armenia grew by 1.75%, while Sao Tome and Principe's population grew by 2%.

Live population counters

Armenia Sao Tome
Current population
3064036
247495
Population rank 136/197 176/197
Percent of world population 0.04% 0.003%
One net population change
9.91 minutes
1.86 hours
One birth every
15.6 minutes
1.32 hours
One death every
20.6 minutes
6.73 hours
Daily growth/decline +146 +13
Annual growth/decline +53,200 +4,718
Annual growth/decline rate +1.75% +2%
Population growth rate rank 60/197 50/197
One migration net change every
18.2 minutes
13.5 hours
Annual migration change -29,013 -650
Net migration rank 162/196 90/196
Foreign-born residents 274,645 1,955
Foreign-born residents rank 102/195 194/195
Foreign-born share of population 9.2% 0.8%
Foreign-born share rank 68/195 162/195

Natural population change vs migration

Armenia
Natural

Migration
Sao Tome and Principe
Natural

Migration
1x
Year Population change
Armenia Sao Tome
Natural Migration Natural Migration
2025 - -29,013 - -650
2024 8,190 -29,966 5,315 -604
2023 12,153 75,000 5,221 -592
2022 9,799 38,001 5,102 -592
2021 2,370 -19,457 4,954 -782
2020 296 -13,046 4,874 0
2019 10,072 -14,330 4,932 -1,716
2018 10,688 -13,129 4,957 -1,757
2017 10,428 -14,180 5,007 -1,779
2016 12,269 -14,697 5,125 -1,793
2015 13,821 -15,225 5,269 -1,809
2014 15,371 -15,745 5,381 -1,801
2013 14,505 -16,265 5,449 -1,787
2012 14,818 -16,782 5,501 -1,739
2011 15,442 -17,296 5,445 -1,616
2010 16,746 -30,009 5,391 -1,529
2009 16,863 -30,357 5,349 -1,328
2008 13,583 -29,732 5,297 -1,203
2007 13,362 -29,980 5,226 -1,127
2006 10,320 -29,921 5,057 -1,031
2005 11,013 -29,921 4,897 -941
2004 11,710 -30,103 4,810 -894
2003 9,866 -29,616 4,702 -816
2002 6,719 -27,792 4,591 -690
2001 8,030 -51,303 4,471 -1,289
2000 9,985 -52,780 4,334 -2,798
1999 10,452 -51,871 4,221 -2,594
1998 14,357 -55,171 4,120 -2,364
1997 16,685 -51,640 4,041 -2,153
1996 21,092 -51,023 3,993 -1,974
1995 22,452 -50,223 3,948 -1,829
1994 26,271 -112,569 3,860 -1,644
1993 35,818 -126,963 3,841 -1,527
1992 50,346 -196,270 3,822 -1,432
1991 56,269 5,422 3,801 -1,362
1990 59,893 2,122 3,719 -727
1989 57,520 98,517 3,576 -571
1988 33,232 -13,325 3,544 -465
1987 60,176 -26,879 3,440 -470
1986 61,771 -27,727 3,180 -614
1985 62,499 -27,710 3,242 -828
1984 62,124 -25,143 3,163 -1,041
1983 61,028 -31,993 3,100 -1,203
1982 58,617 -30,862 3,047 -1,203
1981 56,323 -28,487 3,015 -1,067
1980 54,128 -26,099 2,965 -770
1979 52,452 -22,659 2,893 -491
1978 48,326 53,277 2,800 -279
1977 45,320 53,042 2,705 -255
1976 41,948 49,014 2,608 -302
1975 40,217 17,829 2,515 -392
1974 38,392 17,995 2,422 -474
1973 37,355 17,425 2,329 -525
1972 36,943 15,836 2,232 -517
1971 36,590 14,094 2,127 -430
1970 36,045 12,700 1,980 -279
1969 37,333 17,128 1,862 -469
1968 38,118 20,855 1,767 -520
1967 38,674 22,014 1,693 -606
1966 39,842 22,131 1,642 -688
1965 42,271 20,809 1,611 -765
1964 44,886 19,028 1,600 -819
1963 48,058 16,252 1,609 -886
1962 50,461 13,898 1,625 -927
1961 51,957 12,102 1,657 -960
1960 51,675 11,827 1,547 -860

Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).

GeoRank.org/population/armenia/sao-tome-and-principe | CC BY

Over the last 10 years, 81.1% of the population change in Armenia is from natural causes (a gain of 90,086 people) and 18.9% is from migration (a loss of 21,029 people). In Sao Tome and Principe 81.6% is from natural causes (a gain of 50,756 people) and 18.4% is from migration (a loss of 11,424 people).

As of 2024, 274,645 residents or 9.2% of the population were not native-born in Armenia, compared to 1,955 people or 0.8% in Sao Tome and Principe.

Biggest cities by population

Armenia
City Population
Yerevan 1.11M
Gyumri 122K
Vanadzor 90.5K
Abovyan 44.4K
Armavir 38.6K
Kapan 32.8K
Ashtarak 21.6K
Masis 21.4K
Goris 17.1K
Spitak 12.9K
Sao Tome
City Population
Sao Tome 65.5K
Trindade 6.64K

Compare countries by 7 more topics

Population map with other countries

1x

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/armenia/sao-tome-and-principe | CC BY

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Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-07-08)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-07-08)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-07-08)
  4. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)
  5. Wikidata (2026, retrieved 2026-07-08)

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