Least developed countries Population Pyramid 1978

Least developed countries
1978
Population: 383,761,030

Year

-5 -1   1978  +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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Least developed countries in 1978

The population of Least developed countries in 1978 was 383,761,030. Over the previous ten years the population grew by 28.2%, up from 299,449,333 in 1968.

With a median age of 17.6 years, Least developed countries had a youth dependency ratio of 85.7 and an old-age dependency ratio of 6.1 per 100 people of working age. The broad-based, expansive shape of the pyramid points to high fertility and strong population 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.

Population
383,761,030
Median age
17.6
0-14 %
44.7%
65+ %
3.2%
Child dependency
85.7
Old-age dependency
6.1
Pyramid shape
Births per woman
Total fertility rate, 1960–2023
1234567
1960Replacement level (2.1)2023 · 3.96

In 2023 women in Least developed countries had on average 3.96 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 · 66.5

Life expectancy at birth was 66.5 years in 2023: 68.9 for women and 64.2 for men.

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

People supported per 100 workers
Dependency ratios, 1950–2100
Children Older adults
22456890
19502100
Where immigrants come from (2024)

17,864,207 immigrants live in Least developed countries.

South Sudan2,983,086
Sudan1,969,726
D.R. Congo1,515,486
Myanmar1,249,963
Côte d'Ivoire878,536
Where emigrants live (2024)

55,053,157 people born in Least developed countries live in other countries.

Saudi Arabia6,100,861
Iran3,752,317
India3,111,262
Côte d'Ivoire2,653,043
United States of America2,530,746
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Immigration statistics

Source: United Nations International Migrant Stock 2024.

How many people lived in Least developed countries in 1978?
Least developed countries had a population of 383,761,030 in 1978.
How old is the population of Least developed countries?
Least developed countries's median age is 17.6 years.
How many children and older people live in Least developed countries?
3.2% of Least developed countries's population is 65 or older, and 44.7% is under 15.
What shape is Least developed countries's population pyramid, and what does it mean?
Least developed countries's pyramid is expansive — broad at the bottom, the signature of high birth rates and a growing population.

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