Population Pyramids of the World from 1950 to 2100

Sao Tome and Principe Population Pyramid 2027

Sao Tome and Principe
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2027
Population: 249,787

Year

-5 -1   2027  +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 2027

In 2027, Sao Tome and Principe is projected to have a population of 249,788 people. Compared with 2017, when the projection stands at 206,971, that represents growth of 20.7% over ten years.

Half of the population would be younger than 21.0 years, with 36.8% children under 15 and 4.1% aged 65 or older. 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 #187 of 201 by population Ranks #166 of 201 by median age Ranks #54 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
249,788
Median age
21.0
0-14 %
36.8%
65+ %
4.1%
Child dependency
62.2
Old-age dependency
6.9
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 249,788 21.0
Equatorial Guinea 2,030,755 22.0
Gabon 2,701,851 22.7
Central African Republic 5,888,123 15.9
Congo 6,794,294 19.9
Frequently asked questions about Sao Tome and Principe's population
How many people are projected to live in Sao Tome and Principe in 2027?
UN projections put Sao Tome and Principe's population at 249,788 in 2027.
Is the population of Sao Tome and Principe increasing or decreasing?
Yes, growing: up 20.7% from 2017, with a projected population of 365,115 in 2050.
How old is the population of Sao Tome and Principe?
Sao Tome and Principe's median age is 21.0 years.
What share of Sao Tome and Principe's population is over 65 or under 15?
4.1% of Sao Tome and Principe's population is 65 or older, and 36.8% is under 15.
What type of population pyramid does Sao Tome and Principe have?
Sao Tome and Principe has an expansive pyramid: a wide base of young cohorts reflecting high fertility and continued population growth.

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