South Africa vs Vietnam: Age dependency ratio projected to 2100

South Africa
48.35
in 2023
Vietnam
47.54
in 2023
South Africa rank
173rd
Vietnam rank
175th

Age dependency ratio projected to 2100 over time

  • South Africa
  • Vietnam
020406080100195019862023

How they compare

South Africa currently reports 48.35 against 47.54 in Vietnam, a difference of 0.81.

The two have swapped places 2 times across 74 shared years of data; in 1950 it was South Africa ahead.

South Africa ranks 173rd and Vietnam ranks 175th of 229 countries.

Across the 8 decades both report, South Africa averaged higher in 4 and Vietnam in 4.

Head to head by decade

Decade South Africa Vietnam Difference Ahead
1950s 81.34 68.64 12.7 South Africa
1960s 83.69 92.25 8.57 Vietnam
1970s 83.82 88.4 4.58 Vietnam
1980s 76.48 82.58 6.1 Vietnam
1990s 70.66 71.46 0.7989 Vietnam
2000s 58.3 52.22 6.08 South Africa
2010s 51.37 44.32 7.05 South Africa
2020s 48.82 47.28 1.54 South Africa

Averages of every year both report within each decade.

Frequently asked questions

Which has higher age dependency ratio projected to 2100, South Africa or Vietnam?
South Africa, at 48.35 against 47.54 in Vietnam as of 2023.
What is the difference in age dependency ratio projected to 2100 between South Africa and Vietnam?
0.81, with South Africa ahead.
How many years of comparable data are there for South Africa and Vietnam?
74 years are reported by both, from 1950 to 2023.
How do South Africa and Vietnam rank globally for age dependency ratio projected to 2100?
South Africa ranks 173rd and Vietnam ranks 175th of 229 countries.
Where does this data come from?
Our World in Data, published as Age dependency ratio projected to 2100. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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South Africa vs Vietnam: Age dependency ratio projected to 2100. Statizoid, drawing on Our World in Data. Retrieved 18 August 2026, from https://reference.statizoid.com/compare/age-dependency-ratio-projected-to-2100/south-africa/viet-nam/

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About this data

Indicator
Age dependency ratio projected to 2100
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
236 places, 17,464 data points, 1950–2023
Last refreshed