Total population by age in Sierra Leone

Sierra Leone: Total population by age was 18.25 in 2023. ▲ Rising

Latest (2023)
18.25
Change on year
up 3.2%
World rank
133rd
of 234 countries
All-time high
18.25
in 2023
All-time low
4.54
in 1950
Years of data
74
1950–2023

Total population by age in Sierra Leone, 1950–2023

5101520195019862023

Source: UNICEF.

Analysis

The most recent figure for total population by age in Sierra Leone is 18.25, measured in 2023. That is the highest value across all 74 years on record.

That represents a change of up 3.2% on the previous year and up 20.2% over ten years.

Over the whole period, total population by age in Sierra Leone peaked at 18.25 in 2023 and was at its lowest, 4.54, in 1950.

Sierra Leone ranks 133rd of 234 countries on this measure, in the middle of the range.

The long-run direction has been consistently rising across the 74 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
1950s 5.37 4.54 6.1 10
1960s 7 6.25 7.76 10
1970s 8.63 7.92 9.32 10
1980s 10.26 9.48 11.12 10
1990s 11.03 10.71 11.53 10
2000s 12.6 10.85 13.84 10
2010s 15.45 14.06 16.57 10
2020s 17.34 16.21 18.25 4

Countries ranked near Sierra Leone

  1. 130 Libya 20.9 compare
  2. 131 North Macedonia 20.84 compare
  3. 132 Latvia 20.14 compare
  4. 134 Estonia 14.95 compare
  5. 135 Jamaica 13.66 compare
  6. 136 Palestine, State of 13.33 compare

See the full ranking of 389 places →

More population data for Sierra Leone

All data for Sierra Leone →

Frequently asked questions

What is total population by age in Sierra Leone?
Total population by age in Sierra Leone was 18.25 in 2023, according to UNICEF.
What is the highest total population by age recorded in Sierra Leone?
The highest recorded value was 18.25 in 2023.
What is the lowest total population by age recorded in Sierra Leone?
The lowest recorded value was 4.54 in 1950.
How does Sierra Leone rank for total population by age?
Sierra Leone ranks 133rd out of 234 countries with data for 2023.
Is total population by age rising or falling in Sierra Leone?
Over the last ten years it is up 20.2%. The long-run trend across the full record is rising.
Where does this Sierra Leone data come from?
The figures come from UNICEF, published as part of Total population by age (70 years old). Statizoid updates them automatically from the source API.

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Total population by age in Sierra Leone. Statizoid, drawing on UNICEF. Retrieved 21 August 2026, from https://population.statizoid.com/stat/total-population-by-age-70-years-old/sierra-leone/

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About this data

Indicator
Total population by age (70 years old)
Source
UNICEF
Licence
UNICEF Terms of Use (attribution required)
Coverage
389 places, 28,786 data points, 1950–2023
Last refreshed