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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 37/197 ($437B) and Sao Tome and Principe ranks 189/197 ($764M). By GDP per capita, Iran ranks 122/197 ($4,771), while Sao Tome and Principe ranks 138/197 ($3,245).

Main facts and rankings

Iran Sao Tome
Population
93020793
244055
Population rank 17/197 176/197
GDP
$437B
2024
$764M
2024
GDP rank 37/197 189/197
GDP per capita
$4,771
2024
$3,245
2024
GDP per capita rank 122/197 138/197
GDP per capita, PPP
$18,442
2024
$6,230
2024
Government debt
$161B
2024
$332M
2024
Debt-to-GDP ratio
39.9%
2025
37.3%
2025
Government debt per person
$1,758
2024
$1,410
2024
Government debt per person rank 121/185 133/185
Average annual personal income after taxes
$2,970
2025
$2,715
2025
Land area
626,451 sq mi
2025
371 sq mi
2025
Population density
146.2 ppl/mi²
2024
635 ppl/mi²
2024
Fertility rate
1.7
2023
3.64
2023
Median age
34.3 years
2024
20.3 years
2024
Life expectancy
78.1 years
2025
70.1 years
2025

Iran and Sao Tome and Principe: Comparison Charts

Iran and Sao Tome and Principe economies compared

GDP
Iran

Sao Tome and Principe
Year GDP
Iran Sao Tome
1960 $4,199,134,390 -
1961 $4,426,949,095 -
1962 $4,693,566,416 -
1963 $4,928,628,018 -
1964 $5,379,845,648 -
1965 $6,197,319,929 -
1966 $6,789,938,672 -
1967 $7,555,383,690 -
1968 $8,623,172,960 -
1969 $9,743,089,607 -
1970 $10,976,245,154 $37,211,826
1971 $13,731,802,833 $37,288,845
1972 $17,153,463,263 $41,430,257
1973 $27,081,698,250 $56,011,245
1974 $46,209,092,072 $57,817,591
1975 $51,776,222,350 $60,101,710
1976 $68,055,295,081 $52,039,421
1977 $80,600,122,702 $49,207,692
1978 $77,994,316,621 $55,044,563
1979 $90,391,877,326 $65,755,928
1980 $94,362,275,580 $81,662,231
1981 $100,499,312,750 $83,499,264
1982 $125,948,756,439 $80,307,763
1983 $156,365,156,618 $75,110,289
1984 $162,276,728,620 $78,213,796
1985 $180,183,629,600 $82,733,069
1986 $209,094,561,833 $115,928,907
1987 $134,009,995,923 $115,952,925
1988 $123,057,861,334 $99,000,764
1989 $120,496,362,916 $98,545,367
1990 $124,813,263,926 $119,297,933
1991 $131,637,664,958 $107,484,143
1992 $119,768,691,217 $94,861,781
1993 $63,743,623,231 $125,742,229
1994 $71,841,461,172 $131,338,415
1995 $96,419,225,745 $103,695,237
1996 $120,403,931,883 $135,188,166
1997 $113,919,163,421 $91,920,274
1998 $110,276,913,362 $72,285,404
1999 $113,848,450,089 $77,302,212
2000 $109,591,707,801 $76,198,395
2001 $126,878,750,296 $75,951,133
2002 $128,626,917,504 $85,171,074
2003 $151,911,222,120 $102,085,769
2004 $187,754,571,247 $114,582,284
2005 $224,970,371,329 $136,450,662
2006 $265,602,187,406 $142,775,104
2007 $349,736,591,836 $149,146,919
2008 $406,070,949,551 $188,021,165
2009 $414,059,094,950 $200,668,065
2010 $487,069,570,461 $190,021,192
2011 $629,082,257,472 $226,455,001
2012 $644,019,315,004 $229,371,348
2013 $500,399,839,840 $267,041,748
2014 $462,284,793,281 $293,119,143
2015 $409,191,686,497 $259,999,643
2016 $459,042,684,193 $292,267,272
2017 $489,168,731,811 $322,002,845
2018 $398,880,231,367 $383,717,328
2019 $333,519,146,339 $412,976,083
2020 $262,186,179,356 $471,229,485
2021 $383,436,202,447 $524,402,456
2022 $394,362,621,793 $540,809,499
2023 $404,625,655,076 $678,976,265
2024 $436,906,331,672 $764,274,043

Iran and Sao Tome and Principe economies compared

GDP per capita
Iran

Sao Tome and Principe
Year GDP per capita
Iran Sao Tome
1960 $195.6 -
1961 $200.1 -
1962 $205.8 -
1963 $209.6 -
1964 $221.7 -
1965 $247.5 -
1966 $262.9 -
1967 $283.7 -
1968 $314 -
1969 $345 -
1970 $377 $479
1971 $457 $470
1972 $555 $511
1973 $851 $676
1974 $1,409 $683
1975 $1,532 $693
1976 $1,954 $585
1977 $2,243 $539
1978 $2,101 $587
1979 $2,352 $683
1980 $2,368 $829
1981 $2,393 $830
1982 $2,845 $783
1983 $3,397 $720
1984 $3,395 $735
1985 $3,634 $761
1986 $4,064 $1,043
1987 $2,513 $1,018
1988 $2,234 $847
1989 $2,125 $821
1990 $2,138 $970
1991 $2,194 $855
1992 $1,957 $740
1993 $1,038 $964
1994 $1,168 $990
1995 $1,550 $769
1996 $1,915 $987
1997 $1,790 $662
1998 $1,709 $514
1999 $1,740 $543
2000 $1,650 $529
2001 $1,881 $519
2002 $1,891 $568
2003 $2,209 $664
2004 $2,672 $727
2005 $3,132 $844
2006 $3,619 $862
2007 $4,688 $879
2008 $5,377 $1,082
2009 $5,416 $1,128
2010 $6,291 $1,045
2011 $8,026 $1,220
2012 $8,114 $1,211
2013 $6,223 $1,383
2014 $5,672 $1,490
2015 $4,953 $1,298
2016 $5,477 $1,435
2017 $5,753 $1,556
2018 $4,632 $1,826
2019 $3,831 $1,935
2020 $2,989 $2,167
2021 $4,335 $2,363
2022 $4,405 $2,390
2023 $4,466 $2,941
2024 $4,771 $3,245

Iran vs. Sao Tome and Principe life expectancy calculator

Life expectancy
Iran

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

Iran and Sao Tome and Principe population clocks and comparison

Population
Iran

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

Fertility rates in Iran and Sao Tome and Principe

Fertility rate
Iran

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

Iran and Sao Tome and Principe demographics compared

Median age
Iran

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

Interactive Maps

Use the buttons below to switch between world maps comparing statistics for Iran and Sao Tome and Principe.

GDP per capita

GDP

Life expectancy

Population

Population density

Fertility rate

Median age

Land area

National statistics comparison

Finance

Iran Sao Tome
GNI, Atlas method
$426B
2024
$653M
2024
Government expenditure, % of GDP
15%
2025
24.5%
2025
Education expenditure, % of GDP
2.82%
2023
5.03%
2023
Military expenditure, % of GDP
2.06%
2023
n/a
Armed forces personnel
650,000
2020
1,000
1999
Deficit/surplus, % of GDP
-5.47%
2025
+2.56%
2025
Unemployment rate
8.13%
2023
8.81%
2017
Services, % of GDP
47.9%
2024
76.6%
2024
Industry, % of GDP
36.4%
2024
2.91%
2024
Economic freedom index
42.5
2025
60.4
2025
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
$0
2023
$10M
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
$5.03
2022
$10.2
2007
Carbon dioxide (CO2) emissions
779 megatons
2023
0.21 megatons
2023
CO2 emissions per capita
8.6 tons
2023
0.93 tons
2023
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
1.12%
2024
0.003%
2024
Annual migration change
+190,156
2024
-604
2024
Urban population
77.7%
2024
77%
2024
Male:Female ratio
50:50
2024
50:50
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
2025
32.1
2025
Corruption Perceptions Index
23
2024
45
2024
Higher education index
78
2025
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
55
2025
71
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
$237.8
2022
$180.3
2022
Out-of-pocket health expenditure per capita
$92.9
2022
$21.6
2022
Life expectancy
78.1 years
2025
70.1 years
2025
Foreign aid share of health expenditure
0.43%
2022
30.9%
2022
Physicians per 1,000 people
1.51
2018
0.49
2019
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, per 1,000 live births
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
2025
24
2025
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%
2025
0.0006%
2025
Land area per capita
6,841 sq mi
2024
1,574 sq mi
2024
Agricultural land area
181,727 sq mi
2025
166 sq mi
2025
Forest area
41,654 sq mi
2025
193.2 sq mi
2025
Roads length
138,867 mi
2018
808 mi
2018

In-depth comparisons

Facts comparisons

Facts vs Iran vs Sao Tome and Principe
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