Least developed countries vs Tanzania, United Republic of: Population ages 15-64, total

Least developed countries
700.84 million
in 2025
Tanzania, United Republic of
38.53 million
in 2025
Least developed countries rank
23rd
Tanzania, United Republic of rank
24th

Population ages 15-64, total over time

  • Least developed countries
  • Tanzania, United Republic of
0200.0M400.0M600.0M800.0M196019922025

How they compare

Least developed countries currently reports 700.84 million against 38.53 million in Tanzania, United Republic of, a difference of 662.31 million.

That makes Least developed countries's figure about 18.2 times Tanzania, United Republic of's.

Across all 66 years both countries report, Least developed countries has been ahead every year.

Least developed countries ranks 23rd and Tanzania, United Republic of ranks 24th of 45 groups.

Least developed countries has averaged higher in every one of the 7 decades both report.

Head to head by decade

Decade Least developed countries Tanzania, United Republic of Difference Ahead
1960s 147.82 million 5.94 million 141.88 million Least developed countries
1970s 185.01 million 8.11 million 176.90 million Least developed countries
1980s 235.40 million 11.08 million 224.32 million Least developed countries
1990s 309.76 million 15.41 million 294.35 million Least developed countries
2000s 407.01 million 20.33 million 386.68 million Least developed countries
2010s 531.27 million 27.10 million 504.17 million Least developed countries
2020s 656.94 million 35.58 million 621.37 million Least developed countries

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population ages 15-64, total, Least developed countries or Tanzania, United Republic of?
Least developed countries, at 700.84 million against 38.53 million in Tanzania, United Republic of as of 2025.
What is the difference in population ages 15-64, total between Least developed countries and Tanzania, United Republic of?
662.31 million, with Least developed countries ahead.
How many years of comparable data are there for Least developed countries and Tanzania, United Republic of?
66 years are reported by both, from 1960 to 2025.
How do Least developed countries and Tanzania, United Republic of rank globally for population ages 15-64, total?
Least developed countries ranks 23rd and Tanzania, United Republic of ranks 24th of 45 groups.
Where does this data come from?
World Population Prospects, United Nations (UN), publisher: UN Population Division, published as Population ages 15-64, total. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Least developed countries vs Tanzania, United Republic of: Population ages 15-64, total. Statizoid, drawing on World Population Prospects, United Nations (UN), publisher: UN Population Division. Retrieved 24 August 2026, from https://health.statizoid.com/compare/population-ages-15-64-total/least-developed-countries-un-classification/tanzania/

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About this data

Indicator
Population ages 15-64, total
Source
World Population Prospects, United Nations (UN), publisher: UN Population Division
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
265 places, 17,460 data points, 1960–2025
Last refreshed

Total population between the ages 15 to 64. Population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship.