What is the difference in illiterate population, 25-64 years, both sexes between IDA & IBRD total and Nigeria?

473.73 million number, with IDA & IBRD total ahead.

How many years of comparable data are there for IDA & IBRD total and Nigeria?

5 years are reported by both, from 1991 to 2018.

Where does this data come from?

UNESCO Institute for Statistics, published as Illiterate population, 25-64 years, both sexes (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.

IDA & IBRD total vs Nigeria: Illiterate population, 25-64 years, both sexes

IDA & IBRD total

502.27 million number

in 2019

Nigeria

28.54 million number

in 2018

IDA & IBRD total rank

1st

Nigeria rank

3rd

Illiterate population, 25-64 years, both sexes over time

IDA & IBRD total
Nigeria

How they compare

IDA & IBRD total currently reports 502.27 million number against 28.54 million number in Nigeria, a difference of 473.73 million number.

That makes IDA & IBRD total's figure about 17.6 times Nigeria's.

Across all 5 years both countries report, IDA & IBRD total has been ahead every year.

IDA & IBRD total ranks 1st and Nigeria ranks 3rd of 38 groups.

IDA & IBRD total has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	IDA & IBRD total	Nigeria	Difference	Ahead
1990s	568.24 million number	16.41 million number	551.83 million number	IDA & IBRD total
2000s	508.73 million number	21.26 million number	487.46 million number	IDA & IBRD total
2010s	504.32 million number	28.54 million number	475.78 million number	IDA & IBRD total

Averages of every year both report within each decade.

Frequently asked questions

Which has higher illiterate population, 25-64 years, both sexes, IDA & IBRD total or Nigeria?: IDA & IBRD total, at 502.27 million number against 28.54 million number in Nigeria as of 2019.
What is the difference in illiterate population, 25-64 years, both sexes between IDA & IBRD total and Nigeria?: 473.73 million number, with IDA & IBRD total ahead.
How many years of comparable data are there for IDA & IBRD total and Nigeria?: 5 years are reported by both, from 1991 to 2018.
How do IDA & IBRD total and Nigeria rank globally for illiterate population, 25-64 years, both sexes?: IDA & IBRD total ranks 1st and Nigeria ranks 3rd of 38 groups.
Where does this data come from?: UNESCO Institute for Statistics, published as Illiterate population, 25-64 years, both sexes (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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IDA & IBRD total vs Nigeria: Illiterate population, 25-64 years, both sexes. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 31 August 2026, from https://reference.statizoid.com/compare/illiterate-population-25-64-years-both-sexes-number/ida-and-ibrd-total/nigeria/

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About this data

Indicator: Illiterate population, 25-64 years, both sexes (number)
Unit: number
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 122 places, 2,239 data points, 1970–2019
Last refreshed: 21 August 2026

Total number of adults from age 25 to age 64 who cannot both read and write with understanding a short simple statement on their everyday life.