Population Pyramids of the World from 1950 to 2100

United Republic of Tanzania Population Pyramid 1973

United Republic of Tanzania
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1973
Population: 15,010,100

Year

-5 -1   1973  +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

United Republic of Tanzania in 1973

In 1973, the United Republic of Tanzania had a total population of 15,010,100 people. A decade earlier, in 1963, the population was 10,799,528; it has grown by 39.0% since.

Half of the population was younger than 17.0 years; 46.2% were children under 15 and 2.7% were 65 or older. The pyramid is expansive: its wide base of young cohorts reflects high fertility and a rapidly growing population.

Ranks #37 of 201 by population Ranks #163 of 201 by median age Ranks #23 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 United Republic of Tanzania
Population
15,010,100
Median age
17.0
0-14 %
46.2%
65+ %
2.7%
Child dependency
90.2
Old-age dependency
5.2
Region
AFRICA
Pyramid shape
Expansive
Population 2050
129,621,103
Population 2100
262,834,721
What is driving the change
Births per woman
Total fertility rate, 1960–2023
12345678
1960Replacement level (2.1)2023 · 4.61

The fertility rate of the United Republic of Tanzania was 4.61 births per woman in 2023, above the 2.1 needed to replace each generation.

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

Life expectancy at birth
Years, 1960–2023
Total Women Men
304050607080
19602023 · 67.0

Life expectancy at birth was 67.0 years in 2023: 69.8 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
255075100
19502100
Migration to and from United Republic of Tanzania
Where immigrants come from (2024)

422,894 immigrants live in United Republic of Tanzania, 0.6% of the population.

Burundi241,069
D.R. Congo76,772
Kenya26,345
Congo24,189
Mozambique14,166
Where emigrants live (2024)

224,998 people born in United Republic of Tanzania live in other countries.

Rwanda42,664
Burundi37,409
Kenya32,860
Uganda22,790
Canada21,068
Explore
Immigration statistics Origin of migrant stocks map

Source: United Nations International Migrant Stock 2024.

How United Republic of Tanzania compares with its neighbours
Country Population Median age Relative size
United Republic of Tanzania 15,010,101 17.0
Kenya 12,634,835 14.3
Uganda 11,144,236 16.3
Mozambique 8,954,242 18.4
Madagascar 7,288,049 16.6
Frequently asked questions about United Republic of Tanzania's population
How many people lived in the United Republic of Tanzania in 1973?
In 1973, the United Republic of Tanzania's population was 15,010,100.
Is the United Republic of Tanzania's population growing or shrinking?
The United Republic of Tanzania's population grew 39.0% over the previous ten years, and is projected to reach 129,621,103 by 2050.
How old is the population of the United Republic of Tanzania?
The median age in the United Republic of Tanzania is 17.0 years — half the population is younger, half older.
How many children and older people live in the United Republic of Tanzania?
In the United Republic of Tanzania, 46.2% of people are under 15 and 2.7% are 65 or older.
What shape is the United Republic of Tanzania's population pyramid, and what does it mean?
The United Republic of Tanzania has an expansive pyramid: a wide base of young cohorts reflecting high fertility and continued population growth.

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