Least developed countries vs OECD members: School age population, one year before than official primary entry

Least developed countries
13.85 million number
in 2019
OECD members
8.31 million number
in 2019
Least developed countries rank
20th
OECD members rank
23rd

School age population, one year before than official primary entry over time

  • Least developed countries
  • OECD members
05.0M10.0M15.0M197019942019

How they compare

Least developed countries currently reports 13.85 million number against 8.31 million number in OECD members, a difference of 5.54 million number.

That makes Least developed countries's figure about 1.7 times OECD members's.

The two have swapped places 1 time across 50 shared years of data; in 1970 it was OECD members ahead.

Least developed countries ranks 20th and OECD members ranks 23rd of 43 groups.

Across the 5 decades both report, Least developed countries averaged higher in 3 and OECD members in 2.

Head to head by decade

Decade Least developed countries OECD members Difference Ahead
1970s 5.57 million number 9.07 million number 3.50 million number OECD members
1980s 6.96 million number 8.72 million number 1.76 million number OECD members
1990s 8.73 million number 8.66 million number 64,837 number Least developed countries
2000s 10.71 million number 8.31 million number 2.39 million number Least developed countries
2010s 12.90 million number 8.31 million number 4.60 million number Least developed countries

Averages of every year both report within each decade.

Frequently asked questions

Which has higher school age population, one year before than official primary entry, Least developed countries or OECD members?
Least developed countries, at 13.85 million number against 8.31 million number in OECD members as of 2019.
What is the difference in school age population, one year before than official primary entry between Least developed countries and OECD members?
5.54 million number, with Least developed countries ahead.
How many years of comparable data are there for Least developed countries and OECD members?
50 years are reported by both, from 1970 to 2019.
How do Least developed countries and OECD members rank globally for school age population, one year before than official primary entry?
Least developed countries ranks 20th and OECD members ranks 23rd of 43 groups.
Where does this data come from?
UNESCO Institute for Statistics, published as School age population, one year before than official primary entry age, male (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Least developed countries vs OECD members: School age population, one year before than official primary entry. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 26 August 2026, from https://reference.statizoid.com/compare/school-age-population-one-year-before-than-official-primary-entry-age-male-number/least-developed-countries-un-classification/oecd-members/

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<a href="https://reference.statizoid.com/compare/school-age-population-one-year-before-than-official-primary-entry-age-male-number/least-developed-countries-un-classification/oecd-members/">Least developed countries vs OECD members: School age population, one year before than official primary entry</a> — Statizoid

About this data

Indicator
School age population, one year before than official primary entry age, male (number)
Unit
number
Source
UNESCO Institute for Statistics
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
247 places, 12,237 data points, 1970–2020
Last refreshed

Male population of the age-group theoretically corresponding to one year before the official primary entry age as indicated by theoretical entrance age and duration. For more information, consult the UNESCO Institute of Statistics website: http://www.uis.unesco.org/Education/