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Iran vs Sao Tome and Principe statistics compared

Updated on by Georank team

Iran has a population of 91.6M (ranked 17/197), compared with 236K in Sao Tome and Principe (ranked 176/197). Iran's land area is 626,451 sq mi versus 371 sq mi for Sao Tome and Principe (ranked 17th vs. 172nd).

By GDP, Iran ranks 34/197 ($475B) and Sao Tome and Principe ranks 189/197 ($822M). By GDP per capita, Iran ranks 119/197 ($5,190), while Sao Tome and Principe ranks 134/197 ($3,491).

Main facts and rankings

Iran Sao Tome
Population
93468444
246362
Population rank 17/197 176/197
GDP
$475B
2024
$822M
2024
GDP rank 34/197 189/197
GDP per capita
$5,190
2024
$3,491
2024
GDP per capita rank 119/197 134/197
GDP per capita, PPP
$19,874
2024
$6,242
2024
Government debt
$162B
2024
$533M
2024
Debt-to-GDP ratio
34%
2024
64.8%
2024
Government debt per person
$1,764
2024
$2,262
2024
Government debt per person rank 122/185 116/185
Average annual personal income after taxes
$2,964
2026
$3,111
2026
Land area 626,451 sq mi 371 sq mi
Population density
148.9 ppl/mi²
2026
661 ppl/mi²
2026
Fertility rate
1.7
2023
3.64
2023
Median age
34.3 years
2024
20.3 years
2024
Life expectancy
78.2 years
2026
70.3 years
2026

Iran and Sao Tome and Principe: Comparison Charts

Iran and Sao Tome and Principe economies compared

GDP
Iran

Sao Tome and Principe
1x
Year GDP
Iran Sao Tome
2024 $475,252,089,215 $822,154,621
2023 $457,510,482,317 $690,456,807
2022 $422,662,261,526 $540,809,499
2021 $407,350,685,583 $524,402,456
2020 $280,934,329,280 $471,229,485
2019 $347,988,400,958 $412,976,083
2018 $411,903,303,606 $383,717,328
2017 $510,239,893,418 $322,002,845
2016 $478,618,064,871 $292,267,272
2015 $409,191,686,497 $259,999,643
2014 $462,284,793,281 $293,119,143
2013 $500,399,839,840 $267,041,748
2012 $644,019,315,004 $225,815,132
2011 $629,082,257,472 $226,455,001
2010 $487,069,570,464 $190,021,192
2009 $414,059,094,949 $200,668,065
2008 $406,070,949,554 $188,021,165
2007 $349,736,591,832 $149,146,919
2006 $265,602,187,404 $142,775,104
2005 $224,970,371,325 $136,450,662
2004 $187,754,571,248 $114,582,284
2003 $151,911,222,119 $102,085,769
2002 $128,626,917,504 $85,171,074
2001 $126,878,750,296 $75,951,133
2000 $109,591,707,802 $76,198,395
1999 $113,848,450,088 $77,302,212
1998 $110,276,913,363 $72,285,404
1997 $113,919,163,421 $91,920,274
1996 $120,403,931,885 $135,188,166
1995 $96,419,225,744 $103,695,237
1994 $71,841,461,173 $131,338,415
1993 $63,743,623,232 $125,742,229
1992 $119,768,691,217 $94,861,781
1991 $131,637,664,958 $107,484,143
1990 $124,813,263,926 $119,297,933
1989 $120,496,362,916 $98,545,367
1988 $123,057,861,334 $99,000,764
1987 $134,009,995,923 $115,952,925
1986 $209,094,561,833 $115,928,907
1985 $180,183,629,600 $82,733,069
1984 $162,276,728,620 $78,213,796
1983 $156,365,156,618 $75,110,289
1982 $125,948,756,439 $80,307,763
1981 $100,499,312,750 $83,499,264
1980 $94,362,275,580 $81,662,231
1979 $90,391,877,326 $65,755,928
1978 $77,994,316,621 $55,044,563
1977 $80,600,122,702 $49,207,692
1976 $68,055,295,081 $52,039,421
1975 $51,776,222,350 $60,101,710
1974 $46,209,092,072 $57,817,591
1973 $27,081,698,250 $56,011,245
1972 $17,153,463,263 $41,430,257
1971 $13,731,802,833 $37,288,845
1970 $10,976,245,154 $37,211,826
1969 $9,743,089,607 -
1968 $8,623,172,960 -
1967 $7,555,383,690 -
1966 $6,789,938,672 -
1965 $6,197,319,929 -
1964 $5,379,845,648 -
1963 $4,928,628,018 -
1962 $4,693,566,416 -
1961 $4,426,949,095 -
1960 $4,199,134,390 -

Data sources: World Bank | Economy & Growth (1960–2024, retrieved 2026-04-06).

GeoRank.org/facts/iran/sao-tome-and-principe | CC BY

Iran and Sao Tome and Principe economies compared

GDP per capita
Iran

Sao Tome and Principe
1x
Year GDP per capita
Iran Sao Tome
2024 $5,190 $3,491
2023 $5,049 $2,991
2022 $4,721 $2,390
2021 $4,605 $2,363
2020 $3,203 $2,167
2019 $3,997 $1,935
2018 $4,783 $1,826
2017 $6,001 $1,556
2016 $5,711 $1,435
2015 $4,953 $1,298
2014 $5,672 $1,490
2013 $6,223 $1,383
2012 $8,114 $1,192
2011 $8,026 $1,220
2010 $6,291 $1,045
2009 $5,416 $1,128
2008 $5,377 $1,082
2007 $4,688 $879
2006 $3,619 $862
2005 $3,132 $844
2004 $2,672 $727
2003 $2,209 $664
2002 $1,891 $568
2001 $1,881 $519
2000 $1,650 $529
1999 $1,740 $543
1998 $1,709 $514
1997 $1,790 $662
1996 $1,915 $987
1995 $1,550 $769
1994 $1,168 $990
1993 $1,038 $964
1992 $1,957 $740
1991 $2,194 $855
1990 $2,138 $970
1989 $2,125 $821
1988 $2,234 $847
1987 $2,513 $1,018
1986 $4,064 $1,043
1985 $3,634 $761
1984 $3,395 $735
1983 $3,397 $720
1982 $2,845 $783
1981 $2,393 $830
1980 $2,368 $829
1979 $2,352 $683
1978 $2,101 $587
1977 $2,243 $539
1976 $1,954 $585
1975 $1,532 $693
1974 $1,409 $683
1973 $851 $676
1972 $555 $511
1971 $457 $470
1970 $377 $479
1969 $345 -
1968 $314 -
1967 $283.7 -
1966 $262.9 -
1965 $247.5 -
1964 $221.7 -
1963 $209.6 -
1962 $205.8 -
1961 $200.1 -
1960 $195.6 -

Data sources: World Bank | Economy & Growth (1960–2024, retrieved 2026-04-06).

GeoRank.org/facts/iran/sao-tome-and-principe | CC BY

Iran vs. Sao Tome and Principe life expectancy calculator

Life expectancy
Iran

Sao Tome and Principe
1x
Year Life expectancy, years
Iran Sao Tome
2026 78.2 70.3
2025 78.1 70.1
2024 77.9 69.9
2023 77.7 69.7
2022 76.8 69.2
2021 73.8 68
2020 74.1 68
2019 76.9 68
2018 76.6 67.6
2017 76.4 67.1
2016 76.2 66.6
2015 75.9 66
2014 75.6 65.5
2013 75.3 64.9
2012 75 64.5
2011 74.7 64.1
2010 74.4 63.9
2009 74 63.7
2008 73.7 63.4
2007 73.3 63.3
2006 72.9 63
2005 72.4 62.4
2004 72 62.6
2003 70.5 62.2
2002 71.1 61.8
2001 70.6 61.5
2000 70.2 61.2
1999 69.7 61
1998 69.2 60.8
1997 68.6 60.6
1996 68.3 60.6
1995 67.9 60.5
1994 67.5 60.6
1993 67 60.6
1992 66.7 60.7
1991 66.2 60.8
1990 64.1 60.7
1989 65.3 59.7
1988 63.3 60.8
1987 62.7 60.7
1986 62.1 57.6
1985 61.5 60.1
1984 60.9 59.9
1983 58.5 59.7
1982 57.6 59.5
1981 56.6 59.4
1980 58.4 59.4
1979 58.5 59.3
1978 56 59.1
1977 56.7 59
1976 55.8 58.8
1975 54.8 58.6
1974 53.9 58.3
1973 52.9 57.9
1972 51.7 57.4
1971 51.1 57
1970 50.2 56.3
1969 49.4 55.4
1968 47.9 54.5
1967 47.8 53.4
1966 47.1 52.3
1965 46.4 51.1
1964 45.7 49.7
1963 45.1 48.4
1962 43.8 46.8
1961 43.9 45.2
1960 43.3 43.6
1959 42.8 42.1
1958 42.2 41
1957 41.3 40.1
1956 41.1 39.5
1955 40.6 39.3
1954 40 39.2
1953 39.5 39.1
1952 39.2 39.1
1951 38.7 39.1
1950 38.2 39.1

Data sources: United Nations | World Population Prospects (1950–2026, retrieved 2026-03-10).

GeoRank.org/facts/iran/sao-tome-and-principe | CC BY

Iran and Sao Tome and Principe population clocks and comparison

Population
Iran

Sao Tome and Principe
1x
Year Population
Iran Sao Tome
2024 91,567,738 235,536
2023 90,608,707 230,871
2022 89,524,246 226,305
2021 88,455,488 221,961
2020 87,723,443 217,435
2019 87,051,648 213,392
2018 86,117,998 210,187
2017 85,026,754 206,970
2016 83,812,228 203,689
2015 82,619,362 200,291
2014 81,502,045 196,767
2013 80,414,686 193,148
2012 79,370,580 189,439
2011 78,383,598 185,649
2010 77,420,842 181,802
2009 76,457,825 177,853
2008 75,514,204 173,793
2007 74,602,648 169,700
2006 73,392,747 165,638
2005 71,828,455 161,639
2004 70,256,316 157,705
2003 68,769,340 153,814
2002 68,011,317 149,922
2001 67,452,005 146,375
2000 66,418,659 144,018
1999 65,445,391 142,442
1998 64,519,859 140,751
1997 63,639,638 138,922
1996 62,881,300 136,962
1995 62,205,567 134,895
1994 61,520,598 132,732
1993 61,403,543 130,467
1992 61,184,983 128,110
1991 59,986,931 125,697
1990 58,380,092 122,980
1989 56,704,914 119,979
1988 55,072,694 116,939
1987 53,323,493 113,919
1986 51,446,045 111,150
1985 49,582,289 108,658
1984 47,793,998 106,394
1983 46,029,535 104,380
1982 44,272,141 102,508
1981 41,989,312 100,615
1980 39,842,324 98,544
1979 38,424,952 96,252
1978 37,126,535 93,794
1977 35,933,181 91,301
1976 34,837,271 88,922
1975 33,802,973 86,708
1974 32,796,463 84,672
1973 31,839,838 82,798
1972 30,921,179 81,041
1971 30,029,071 79,330
1970 29,145,100 77,626
1969 28,273,482 76,083
1968 27,437,391 74,765
1967 26,628,432 73,596
1966 25,829,270 72,576
1965 25,036,978 71,680
1964 24,262,859 70,865
1963 23,519,005 70,112
1962 22,807,907 69,403
1961 22,125,726 68,707
1960 21,470,434 68,012

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).

GeoRank.org/facts/iran/sao-tome-and-principe | CC BY

Fertility rates in Iran and Sao Tome and Principe

Fertility rate
Iran

Sao Tome and Principe
1x
Year Fertility rate
Iran Sao Tome
2023 1.7 3.64
2022 1.7 3.7
2021 1.71 3.76
2020 1.7 3.83
2019 1.77 3.9
2018 1.92 3.98
2017 2.02 4.07
2016 2.05 4.2
2015 2.02 4.35
2014 1.98 4.49
2013 1.91 4.58
2012 1.85 4.66
2011 1.79 4.72
2010 1.75 4.77
2009 1.74 4.84
2008 1.74 4.91
2007 1.75 4.96
2006 1.76 4.93
2005 1.76 4.94
2004 1.78 4.96
2003 1.8 5.01
2002 1.84 5.06
2001 1.92 5.1
2000 2 5.16
1999 2.09 5.23
1998 2.19 5.3
1997 2.32 5.4
1996 2.54 5.47
1995 2.85 5.55
1994 3.24 5.56
1993 3.67 5.64
1992 4.1 5.7
1991 4.57 5.77
1990 4.93 5.83
1989 5.17 5.88
1988 5.43 5.94
1987 5.72 5.99
1986 6.01 6.05
1985 6.24 6.1
1984 6.43 6.16
1983 6.53 6.22
1982 6.59 6.28
1981 6.62 6.33
1980 6.63 6.39
1979 6.55 6.43
1978 6.34 6.47
1977 6.18 6.5
1976 6.07 6.52
1975 5.95 6.53
1974 5.97 6.53
1973 6.06 6.53
1972 6.26 6.51
1971 6.55 6.49
1970 6.8 6.47
1969 7.01 6.44
1968 7.12 6.42
1967 7.19 6.39
1966 7.21 6.37
1965 7.22 6.35
1964 7.24 6.33
1963 7.32 6.31
1962 7.4 6.28
1961 7.46 6.26
1960 7.52 6.24

Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).

GeoRank.org/facts/iran/sao-tome-and-principe | CC BY

Iran and Sao Tome and Principe demographics compared

Median age
Iran

Sao Tome and Principe
1x
Year Median age, years
Iran Sao Tome
2024 34.3 20.3
2023 33.8 20.1
2022 33.3 19.9
2021 32.8 19.7
2020 32.3 19.5
2019 31.7 19.4
2018 31.2 19.3
2017 30.7 19.1
2016 30.2 19
2015 29.7 19
2014 29.2 18.9
2013 28.7 18.9
2012 28.2 18.9
2011 27.7 18.9
2010 27.2 18.8
2009 26.6 18.7
2008 26.1 18.7
2007 25.5 18.7
2006 24.8 18.6
2005 24.3 18.5
2004 23.7 18.4
2003 23.1 18.3
2002 22.6 18.1
2001 22 18
2000 21.4 17.9
1999 20.7 17.7
1998 20 17.5
1997 19.5 17.4
1996 19.1 17.3
1995 18.7 17.3
1994 18.4 17.2
1993 18.3 17.2
1992 18.4 17.3
1991 18.3 17.3
1990 18.2 17.4
1989 18.1 17.4
1988 18.2 17.4
1987 18.2 17.4
1986 18.2 17.4
1985 18.3 17.4
1984 18.4 17.4
1983 18.5 17.4
1982 18.6 17.4
1981 18.4 17.4
1980 18.2 17.3
1979 18.3 17.3
1978 18.3 17.2
1977 18.3 17.2
1976 18.2 17.1
1975 18.1 17.1
1974 18 17.1
1973 17.9 17
1972 17.8 17
1971 17.7 16.9
1970 17.6 16.9
1969 17.6 17.2
1968 17.6 17.7
1967 17.7 18.5
1966 17.7 19.5
1965 17.8 21
1964 17.9 22.4
1963 18.1 23.5
1962 18.4 24.1
1961 18.7 24.3
1960 19.1 24.2

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).

GeoRank.org/facts/iran/sao-tome-and-principe | CC BY

Interactive Maps

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National statistics comparison

Finance

Iran Sao Tome
GNI, Atlas method
$469B
2024
$671M
2024
Government expenditure, % of GDP
14.2%
2024
24.7%
2024
Education expenditure, % of GDP
2.82%
2023
5.03%
2023
Military expenditure, % of GDP
2.01%
2024
n/a
Armed forces personnel
650,000
2020
1,000
1999
Deficit/surplus, % of GDP
-3.83%
2024
+0.92%
2024
Unemployment rate
7.63%
2024
6.66%
2017
Services, % of GDP
49.8%
2024
80.3%
2024
Industry, % of GDP
36.1%
2024
2.83%
2024
Economic freedom index
41.8
2026
60.6
2026
Income share by richest 10%
28.2%
2023
32.8%
2017
Income share by poorest 10%
2.8%
2023
2.6%
2017
Listed domestic companies
594
2024
n/a
Market capitalization of domestic companies
$172B
2024
n/a
Total reserves including gold
$7.69B
1982
$46.2M
2023
Personal remittances received
$1.03B
2004
$80.1M
2024
International tourist arrivals
1,550,000
2020
33,400
2018
International tourism as share of exports
2.28%
2000
73.2%
2018
Banked people share
91.1%
2024
n/a

Energy

Iran Sao Tome
Energy use, kg of oil equivalent per capita
3,266 kg
2022
259.3 kg
2007
GDP PPP per kg equivalent of energy use
$5.37
2022
$10.2
2007
Carbon dioxide (CO2) emissions
829 megatons
2024
0.15 megatons
2024
CO2 emissions per capita
9.05 tons
2024
0.63 tons
2024
Fossil fuel energy use share
98.8%
2022
0%
2007
Renewable energy use share
0.9%
2021
42.5%
2022
Alternative and nuclear energy use share
1.14%
2022
n/a
Net energy imports use share
-32.5%
2022
n/a
Electric power consumption per capita
3,664 kWh
2022
n/a
Renewable electricity output share
4.24%
2021
6.06%
2021
Hydroelectric share
3.43%
2022
5.85%
2021
Nuclear share
2.2%
2022
0%
2021
Electricity access
100%
2023
81.3%
2023

Society

Iran Sao Tome
% of world population
1.13%
2024
0.003%
2024
Annual migration change
+116,786
2025
-650
2025
Urban population
77%
2024
68.9%
2024
Male:Female ratio
50.8:49.2
2024
49.7:50.3
2024
Average male height
5.76 ft
2025
5.59 ft
2025
Average female height
5.29 ft
2025
5.24 ft
2025
Quality of life index
40.7
2026
32.3
2026
Corruption Perceptions Index
23
2025
45
2025
Higher education index
78
2026
n/a
Homicides per 100K people
2.42
2014
3.23
2011
Road traffic mortality per 100K people
21.5
2019
27.9
2019
Visa free countries
52
2025
70
2025
Adult literacy rate
88.9%
2023
93.8%
2022
English speaking
12%
2025
4.9%
2025
People using the Internet
79.6%
2023
61.5%
2023

Health

Iran Sao Tome
Government health expenditure per capita
$267.1
2023
$171.1
2023
Out-of-pocket health expenditure per capita
$115.2
2023
$28.5
2023
Life expectancy
78.2 years
2026
70.3 years
2026
Foreign aid share of health expenditure
0.71%
2023
43.9%
2023
Physicians per 1,000 people
1.81
2023
0.46
2022
Age at first childbirth n/a
19.4 years
2025
Maternal mortality per 100K births
16
2023
75
2023
Mortality rate before reaching 5 years of age
11.8
2023
13.9
2023
Obesity rate
25.1%
2022
17.2%
2022
Diabetes prevalence
9%
2024
12.1%
2024
Air quality index
27
2026
24
2026
Tobacco use prevalence
13.3%
2022
7.8%
2022
Pure alcohol consumption per capita
0.51 liters
2020
4.79 liters
2020

Territory

Iran Sao Tome
% of world land
1.09%
2026
0.0006%
2026
Land area per capita
6,841 sq mi
2024
1,574 sq mi
2024
Agricultural land area
181,727 sq mi
2026
166 sq mi
2026
Forest area
41,654 sq mi
2026
193.2 sq mi
2026
Roads length
138,867 mi
2018
808 mi
2018

In-depth comparisons

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Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (1950–2026, retrieved 2026-03-10)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
  4. Central Intelligence Agency (CIA) (2000–2025, retrieved 2026-02-20)
  5. International Monetary Fund (IMF) | Fiscal Monitor (2024, retrieved 2026-02-20)
  6. LivingCost (2026, retrieved 2025-10-14)
  7. World Obesity Federation (2022, retrieved 2026-02-08)
  8. Passport Index (2025, retrieved 2026-02-08)
  9. Transparency International (2025, retrieved 2026-02-10)
  10. The Heritage Foundation | Economic Freedom Index (2026, retrieved 2026-03-09)
  11. EduRank (2026, retrieved 2025-10-13)

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