Population Pyramids of the World from 1950 to 2100

Zambia Population Pyramid 2031

Zambia
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2031
Population: 25,666,503

Year

-5 -1   2031  +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

Zambia in 2031

In 2031, Zambia is projected to have a population of 25,666,504 people. That would be 30.9% more than in 2021 (19,603,608).

The median age is projected at 20.4 years, with 65.1 children under 15 and 4.1 people aged 65 or over for every 100 people of working age (15–64). The pyramid is expansive: its wide base of young cohorts reflects high fertility and a rapidly growing population.

Ranks #61 of 201 by population Ranks #184 of 201 by median age Ranks #14 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 Zambia
Population
25,666,504
Median age
20.4
0-14 %
38.5%
65+ %
2.4%
Child dependency
65.1
Old-age dependency
4.1
Region
AFRICA
Pyramid shape
Expansive
Population 2050
38,083,386
Population 2100
64,473,917
What is driving the change
Births per woman
Total fertility rate, 1960–2023
12345678
1960Replacement level (2.1)2023 · 4.1

In 2023 women in Zambia had on average 4.10 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
4050607080
19602023 · 66.3

Life expectancy at birth was 66.3 years in 2023: 68.7 for women and 63.9 for men.

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

People supported per 100 workers
Dependency ratios, 1950–2100
Children Older adults
285582110
19502100
Migration to and from Zambia
Where immigrants come from (2024)

221,068 immigrants live in Zambia, 1.0% of the population.

D.R. Congo67,171
Angola41,665
Zimbabwe22,297
Malawi17,796
Congo13,869
Where emigrants live (2024)

122,782 people born in Zambia live in other countries.

Zimbabwe32,680
Malawi30,614
South Africa22,946
Tanzania8,289
Australia8,060
Explore
Immigration statistics Origin of migrant stocks map

Source: United Nations International Migrant Stock 2024.

How Zambia compares with its neighbours
Country Population Median age Relative size
Zambia 25,666,504 20.4
Malawi 25,763,535 20.8
Somalia 23,589,796 17.2
Zimbabwe 18,956,198 20.6
Burundi 16,555,030 19.2
Frequently asked questions about Zambia's population
What will the population of Zambia be in 2031?
UN projections put Zambia's population at 25,666,504 in 2031.
Is Zambia's population growing or shrinking?
Yes, growing: up 30.9% from 2021, with a projected population of 38,083,386 in 2050.
What is the median age in Zambia?
Zambia's median age is 20.4 years.
What share of Zambia's population is over 65 or under 15?
In Zambia, 38.5% of people are under 15 and 2.4% are 65 or older.
What shape is Zambia's population pyramid, and what does it mean?
Zambia has an expansive pyramid: a wide base of young cohorts reflecting high fertility and continued population growth.

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