Wittgenstein Projection: Population age 20-24 in thousands by highest in Sierra Leone

Sierra Leone: Wittgenstein Projection: Population age 20-24 in thousands by highest was 29.81 in 2100. ▼ Falling

Latest (2100)
29.81
World rank
31st
of 166 countries
All-time high
98.94
in 2055
All-time low
28.96
in 2010
Years of data
19
2010–2100

Wittgenstein Projection: Population age 20-24 in thousands by highest in Sierra Leone, 2010–2100

204060801002010205521002010: 292015: 37.12020: 49.52025: 632030: 76.62035: 84.22040: 91.82045: 96.52050: 98.32055: 98.92060: 96.22065: 902070: 81.42075: 72.82080: 64.52085: 54.92090: 45.72095: 37.52100: 29.8

Source: Wittgenstein Centre for Demography and Global Human Capital: http://www.oeaw.ac.at/vid/dataexplorer/.

Analysis

Sierra Leone recorded 29.81 for wittgenstein projection: population age 20-24 in thousands by highest in 2100.

The figure is down 34.8% over ten years.

Over the whole period, wittgenstein projection: population age 20-24 in thousands by highest in Sierra Leone peaked at 98.94 in 2055 and was at its lowest, 28.96, in 2010.

Sierra Leone ranks 31st of 166 countries on this measure, in the top quarter.

The long-run direction has been consistently falling across the 19 years of available data.

Wittgenstein Projection: Population age 20-24 in thousands by highest in Sierra Leone, year by year

Annual values for Wittgenstein Projection: Population age 20-24 in thousands by highest level of educational attainment. Primary. Female in Sierra Leone, 2010 to 2100.
Year Value Change
2010 28.96
2015 37.13 +28.2%
2020 49.51 +33.3%
2025 62.99 +27.2%
2030 76.61 +21.6%
2035 84.16 +9.9%
2040 91.76 +9.0%
2045 96.52 +5.2%
2050 98.31 +1.9%
2055 98.94 +0.6%
2060 96.22 -2.7%
2065 90 -6.5%
2070 81.38 -9.6%
2075 72.83 -10.5%
2080 64.47 -11.5%
2085 54.92 -14.8%
2090 45.7 -16.8%
2095 37.51 -17.9%
2100 29.81 -20.5%

Averages by decade

DecadeAverage LowestHighest Years
2010s 33.05 28.96 37.13 2
2020s 56.25 49.51 62.99 2
2030s 80.38 76.61 84.16 2
2040s 94.14 91.76 96.52 2
2050s 98.62 98.31 98.94 2
2060s 93.11 90 96.22 2
2070s 77.1 72.83 81.38 2
2080s 59.7 54.92 64.47 2
2090s 41.61 37.51 45.7 2
2100s 29.81 29.81 29.81 1

Countries ranked near Sierra Leone

  1. 28 Guatemala 32.18 compare
  2. 29 Cambodia 31.48 compare
  3. 30 Ghana 30.17 compare
  4. 32 Syrian Arab Republic 27.93 compare
  5. 33 Cameroon 27.88 compare
  6. 34 Guinea 26.13 compare

See the full ranking of 167 places →

More reference data data for Sierra Leone

All data for Sierra Leone →

Frequently asked questions

What is wittgenstein projection: population age 20-24 in thousands by highest in Sierra Leone?
Wittgenstein projection: population age 20-24 in thousands by highest in Sierra Leone was 29.81 in 2100, according to Wittgenstein Centre for Demography and Global Human Capital: http://www.oeaw.ac.at/vid/dataexplorer/.
What is the highest wittgenstein projection: population age 20-24 in thousands by highest recorded in Sierra Leone?
The highest recorded value was 98.94 in 2055.
What is the lowest wittgenstein projection: population age 20-24 in thousands by highest recorded in Sierra Leone?
The lowest recorded value was 28.96 in 2010.
How does Sierra Leone rank for wittgenstein projection: population age 20-24 in thousands by highest?
Sierra Leone ranks 31st out of 166 countries with data for 2100.
Is wittgenstein projection: population age 20-24 in thousands by highest rising or falling in Sierra Leone?
Over the last ten years it is down 34.8%. The long-run trend across the full record is falling.
Where does this Sierra Leone data come from?
The figures come from Wittgenstein Centre for Demography and Global Human Capital: http://www.oeaw.ac.at/vid/dataexplorer/, published as part of Wittgenstein Projection: Population age 20-24 in thousands by highest level of educational attainment. Primary. Female. Statizoid updates them automatically from the source API.

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Wittgenstein Projection: Population age 20-24 in thousands by highest in Sierra Leone. Statizoid, drawing on Wittgenstein Centre for Demography and Global Human Capital: http://www.oeaw.ac.at/vid/dataexplorer/. Retrieved 22 August 2026, from https://reference.statizoid.com/stat/wittgenstein-projection-population-age-20-24-in-thousands-by-highest-level-of-educational/sierra-leone/

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About this data

Indicator
Wittgenstein Projection: Population age 20-24 in thousands by highest level of educational attainment. Primary. Female
Source
Wittgenstein Centre for Demography and Global Human Capital: http://www.oeaw.ac.at/vid/dataexplorer/
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
167 places, 3,173 data points, 2010–2100
Last refreshed

Total population in thousands in the specified age group that has completed primary education or incomplete lower secondary education as the highest level of educational attainment. Projections are based on collected census and survey data for the base year (around 2010) and the Medium Shared Socioeconomic Pathways (SSP2) projection model. The SSP2 is a middle-of-the-road scenario that combines medium fertility with medium mortality, medium migration, and the Global Education Trend (GET) education scenario. For more information and other projection models, consult the Wittgenstein Centre for Demography and Global Human Capital's website: http://www.oeaw.ac.at/vid/dataexplorer/