Population Pyramids of the World from 1950 to 2100

Sao Tome and Principe Population Pyramid 1989

Sao Tome and Principe
Afghanistan Africa Albania Algeria Angola Antigua and Barbuda Argentina Armenia Aruba Asia Australia Australia/New Zealand Austria Azerbaijan Bahamas Bahrain Bangladesh Barbados Belarus Belgium Belize Benin Bhutan Bolivia (Plurinational State of) Bosnia and Herzegovina Botswana Brazil Brunei Darussalam Bulgaria Burkina Faso Burundi Cabo Verde Cambodia Cameroon Canada Caribbean Central African Republic Central America Central Asia Chad Channel Islands Chile China China, Hong Kong SAR China, Macao SAR Colombia Comoros Congo Costa Rica Croatia Cuba Curaçao Cyprus Czech Republic Côte d'Ivoire Dem. People's Republic of Korea Democratic Republic of the Congo Denmark Djibouti Dominican Republic Eastern Africa Eastern Asia Eastern Europe Ecuador Egypt El Salvador Equatorial Guinea Eritrea Estonia Ethiopia Europe Fiji Finland France French Guiana French Polynesia Gabon Gambia Georgia Germany Ghana Greece Grenada Guadeloupe Guam Guatemala Guinea Guinea-Bissau Guyana Haiti Honduras Hungary Iceland India Indonesia Iran (Islamic Republic of) Iraq Ireland Israel Italy Jamaica Japan Jordan Kazakhstan Kenya Kiribati Kuwait Kyrgyzstan Lao People's Democratic Republic Latin America and the Caribbean Latvia Least developed countries Lebanon Lesotho Less developed regions Less developed regions, excluding China Less developed regions, excluding least developed countries Liberia Libya Lithuania Luxembourg Madagascar Malawi Malaysia Maldives Mali Malta Martinique Mauritania Mauritius Mayotte Melanesia Mexico Micronesia Micronesia (Fed. States of) Middle Africa Mongolia Montenegro More developed regions Morocco Mozambique Myanmar Namibia Nepal Netherlands New Caledonia New Zealand Nicaragua Niger Nigeria Northern Africa Northern America Northern Europe Norway Oceania Oman Other non-specified areas Pakistan Panama Papua New Guinea Paraguay Peru Philippines Poland Polynesia Portugal Puerto Rico Qatar Republic of Korea Republic of Moldova Romania Russian Federation Rwanda Réunion Saint Lucia Saint Vincent and the Grenadines Samoa Sao Tome and Principe Saudi Arabia Senegal Serbia Seychelles Sierra Leone Singapore Slovakia Slovenia Solomon Islands Somalia South Africa South America South Sudan South-Central Asia South-Eastern Asia Southern Africa Southern Asia Southern Europe Spain Sri Lanka State of Palestine Sub-Saharan Africa Sudan Suriname Swaziland Sweden Switzerland Syrian Arab Republic TFYR Macedonia Tajikistan Thailand Timor-Leste Togo Tonga Trinidad and Tobago Tunisia Turkey Turkmenistan Uganda Ukraine United Arab Emirates United Kingdom United Republic of Tanzania United States Virgin Islands United States of America Uruguay Uzbekistan Vanuatu Venezuela (Bolivarian Republic of) Viet Nam Western Africa Western Asia Western Europe Western Sahara World Yemen Zambia Zimbabwe
1989
Population: 119,978

Year

-5 -1   1989  +1 +5

Country

A B C D E F G H I J K L M N O P Q R S T U V W Y Z
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Summary

Sao Tome and Principe in 1989

The population of Sao Tome and Principe in 1989 was 119,979. A decade earlier, in 1979, the population was 96,252; it has grown by 24.7% since.

The median age was 17.4 years, and for every 100 people of working age (15–64) there were 88.8 children under 15 and 8.4 people aged 65 or over. This is an expansive pyramid — each cohort of children is larger than the one above it, the signature of high birth rates and rapid growth.

Ranks #189 of 201 by population Ranks #156 of 201 by median age Ranks #94 of 201 by growth

Share of the population by age group, 1950–2100

Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.

Key indicators for Sao Tome and Principe
Population
119,979
Median age
17.4
0-14 %
45.0%
65+ %
4.2%
Child dependency
88.8
Old-age dependency
8.4
Region
AFRICA
Pyramid shape
Expansive
Population 2050
365,115
Population 2100
534,014
What is driving the change
Births per woman
Total fertility rate, 1960–2023
1234567
1960Replacement level (2.1)2023 · 3.64

In 2023 women in Sao Tome and Principe had on average 3.64 children, above the replacement level of 2.1.

Source: World Bank World Development Indicators, latest available year.

Life expectancy at birth
Years, 1960–2023
Total Women Men
304050607080
19602023 · 69.7

A child born there in 2023 could expect to live 69.7 years on average (73.7 years for girls, 66.2 for boys).

Source: World Bank World Development Indicators, latest available year.

People supported per 100 workers
Dependency ratios, 1950–2100
Children Older adults
255075100
19502100
Migration to and from Sao Tome and Principe
Where immigrants come from (2024)

1,905 immigrants live in Sao Tome and Principe, 0.8% of the population.

Cabo Verde1,115
Angola292
Gabon192
Equatorial Guinea118
Portugal95
Where emigrants live (2024)

41,433 people born in Sao Tome and Principe live in other countries.

Portugal23,121
Angola7,062
Gabon7,058
Equatorial Guinea1,936
Cabo Verde1,893
Explore
Immigration statistics Origin of migrant stocks map

Source: United Nations International Migrant Stock 2024.

How Sao Tome and Principe compares with its neighbours
Country Population Median age Relative size
Sao Tome and Principe 119,979 17.4
Equatorial Guinea 456,809 19.8
Gabon 957,138 19.0
Congo 2,313,558 17.6
Central African Republic 2,783,971 17.9
Frequently asked questions about Sao Tome and Principe's population
How many people lived in Sao Tome and Principe in 1989?
In 1989, Sao Tome and Principe's population was 119,979.
Is the population of Sao Tome and Principe increasing or decreasing?
Yes, growing: up 24.7% from 1979, with a projected population of 365,115 in 2050.
How old is the population of Sao Tome and Principe?
The median age in Sao Tome and Principe is 17.4 years — half the population is younger, half older.
How many children and older people live in Sao Tome and Principe?
4.2% of Sao Tome and Principe's population is 65 or older, and 45.0% is under 15.
What type of population pyramid does Sao Tome and Principe have?
Sao Tome and Principe's pyramid is expansive — broad at the bottom, the signature of high birth rates and a growing population.

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