Population Pyramids of the World from 1950 to 2100

Zambia Population Pyramid 2023

Zambia
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2023
Population: 20,723,965

Year

-5 -1   2023  +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 2023

As of 2023, Zambia counted 20,723,965 inhabitants. That is 34.6% more than in 2013, when the population stood at 15,398,997.

Half of the population was younger than 18.6 years; 42.0% were children under 15 and 1.9% were 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 #63 of 201 by population Ranks #186 of 201 by median age Ranks #15 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
20,723,965
Median age
18.6
0-14 %
42.0%
65+ %
1.9%
Child dependency
74.7
Old-age dependency
3.4
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 20,723,965 18.6
Malawi 21,104,483 18.7
Somalia 18,358,615 16.5
Zimbabwe 16,340,822 18.9
Rwanda 13,954,472 20.5
Frequently asked questions about Zambia's population
How many people lived in Zambia in 2023?
Zambia had a population of 20,723,965 in 2023.
Is the population of Zambia increasing or decreasing?
Zambia's population grew 34.6% over the previous ten years, and is projected to reach 38,083,386 by 2050.
What is the median age in Zambia?
The median age in Zambia is 18.6 years — half the population is younger, half older.
What share of Zambia's population is over 65 or under 15?
1.9% of Zambia's population is 65 or older, and 42.0% is under 15.
What type of population pyramid does Zambia have?
Zambia has an expansive pyramid: a wide base of young cohorts reflecting high fertility and continued population growth.

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