Average number of completed years in formal education, aged 17 and in Nigeria

Nigeria: Average number of completed years in formal education, aged 17 and was 11.92 in 2018. ▼ Falling

Latest (2018)
11.92
Change on year
up 11.9%
World rank
59th
of 88 countries
All-time high
14.83
in 2010
All-time low
10.65
in 2015
Years of data
6
2003–2018

Average number of completed years in formal education, aged 17 and in Nigeria, 2003–2018

0510152003201020182003: 12.22009: 12.62010: 14.82012: 11.82015: 10.72018: 11.9

Source: World Bank.

Analysis

The most recent figure for average number of completed years in formal education, aged 17 and in Nigeria is 11.92, measured in 2018.

The figure is up 11.9% on the previous year and down 5.0% over ten years.

Over the whole period, average number of completed years in formal education, aged 17 and in Nigeria peaked at 14.83 in 2010 and was at its lowest, 10.65, in 2015.

Nigeria ranks 59th of 88 countries on this measure, in the middle of the range.

Average number of completed years in formal education, aged 17 and in Nigeria, year by year

Annual values for Average number of completed years in formal education, aged 17 and above, above primary education in Nigeria, 2003 to 2018.
Year Value Change
2003 12.2
2009 12.56 +2.9%
2010 14.83 +18.1%
2012 11.78 -20.6%
2015 10.65 -9.5%
2018 11.92 +11.9%

Averages by decade

DecadeAverage LowestHighest Years
2000s 12.38 12.2 12.56 2
2010s 12.3 10.65 14.83 4

Countries ranked near Nigeria

  1. 56 Portugal 12.19 compare
  2. 57 Peru 12.04 compare
  3. 58 Croatia 12 compare
  4. 60 Costa Rica 11.79 compare
  5. 61 Palestine, State of 11.74 compare
  6. 62 Mali 11.73 compare

See the full ranking of 88 places →

More reference data data for Nigeria

All data for Nigeria →

Frequently asked questions

What is average number of completed years in formal education, aged 17 and in Nigeria?
Average number of completed years in formal education, aged 17 and in Nigeria was 11.92 in 2018, according to the World Bank.
What is the highest average number of completed years in formal education, aged 17 and recorded in Nigeria?
The highest recorded value was 14.83 in 2010.
What is the lowest average number of completed years in formal education, aged 17 and recorded in Nigeria?
The lowest recorded value was 10.65 in 2015.
How does Nigeria rank for average number of completed years in formal education, aged 17 and?
Nigeria ranks 59th out of 88 countries with data for 2018.
Is average number of completed years in formal education, aged 17 and rising or falling in Nigeria?
Over the last ten years it is down 5.0%. The long-run trend across the full record is falling.
Where does this Nigeria data come from?
The figures come from the World Bank, published as part of Average number of completed years in formal education, aged 17 and above, above primary education. Statizoid updates them automatically from the source API.

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Average number of completed years in formal education, aged 17 and in Nigeria. Statizoid. Retrieved 30 August 2026, from https://reference.statizoid.com/stat/average-number-of-completed-years-in-formal-education-aged-17-and-above-above-primary/nigeria/

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About this data

Indicator
Average number of completed years in formal education, aged 17 and above, above primary education
Source
World Bank
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
88 places, 1,164 data points, 1970–2021
Last refreshed