Population Pyramids of the World from 1950 to 2100

Zambia Population Pyramid 2021

Zambia
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2021
Population: 19,603,607

Year

-5 -1   2021  +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 2021

In 2021, Zambia had a total population of 19,603,608 people. That is 35.8% more than in 2011, when the population stood at 14,437,796.

The median age was 18.2 years, and for every 100 people of working age (15–64) there were 77.6 children under 15 and 3.3 people aged 65 or over. The broad-based, expansive shape of the pyramid points to high fertility and strong population growth.

Ranks #64 of 201 by population Ranks #186 of 201 by median age Ranks #19 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
19,603,608
Median age
18.2
0-14 %
42.9%
65+ %
1.8%
Child dependency
77.6
Old-age dependency
3.3
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 19,603,608 18.2
Malawi 20,047,258 18.2
Somalia 17,271,432 16.4
Zimbabwe 15,797,210 18.6
Rwanda 13,355,260 20.0
Frequently asked questions about Zambia's population
What was the population of Zambia in 2021?
In 2021, Zambia's population was 19,603,608.
Is the population of Zambia increasing or decreasing?
Yes, growing: up 35.8% from 2011, with a projected population of 38,083,386 in 2050.
What is the median age in Zambia?
Zambia's median age is 18.2 years.
How many children and older people live in Zambia?
1.8% of Zambia's population is 65 or older, and 42.9% is under 15.
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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