Which has higher population, age 18, total, South Africa or Tanzania, United Republic of?

Tanzania, United Republic of, at 1.02 million against 1.00 million in South Africa as of 2015.

What is the difference in population, age 18, total between South Africa and Tanzania, United Republic of?

15,870, with Tanzania, United Republic of ahead.

How many years of comparable data are there for South Africa and Tanzania, United Republic of?

25 years are reported by both, from 1990 to 2015.

Where does this data come from?

UNESCO Institute for Statistics, published as Population, age 18, total. Statizoid refreshes it automatically from the source and publishes the full history for both places.

South Africa vs Tanzania, United Republic of: Population, age 18, total

South Africa

1.00 million

in 2015

Tanzania, United Republic of

1.02 million

in 2015

South Africa rank

20th

Tanzania, United Republic of rank

19th

Population, age 18, total over time

South Africa
Tanzania, United Republic of

How they compare

Tanzania, United Republic of currently reports 1.02 million against 1.00 million in South Africa, a difference of 15,870.

The two have swapped places 1 time across 25 shared years of data; in 1990 it was South Africa ahead.

South Africa ranks 20th and Tanzania, United Republic of ranks 19th of 191 countries.

South Africa has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	South Africa	Tanzania, United Republic of	Difference	Ahead
1990s	860,063	616,881	243,181	South Africa
2000s	967,049	813,121	153,929	South Africa
2010s	1.00 million	945,282	56,483	South Africa

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population, age 18, total, South Africa or Tanzania, United Republic of?: Tanzania, United Republic of, at 1.02 million against 1.00 million in South Africa as of 2015.
What is the difference in population, age 18, total between South Africa and Tanzania, United Republic of?: 15,870, with Tanzania, United Republic of ahead.
How many years of comparable data are there for South Africa and Tanzania, United Republic of?: 25 years are reported by both, from 1990 to 2015.
How do South Africa and Tanzania, United Republic of rank globally for population, age 18, total?: South Africa ranks 20th and Tanzania, United Republic of ranks 19th of 191 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Population, age 18, total. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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South Africa vs Tanzania, United Republic of: Population, age 18, total. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 25 August 2026, from https://education.statizoid.com/compare/population-age-18-total/south-africa/tanzania/

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About this data

Indicator: Population, age 18, total
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 191 places, 4,605 data points, 1990–2015
Last refreshed: 21 August 2026

Age population, total refers to total population at the specified age level, as estimated by the UNESCO Institute for Statistics.